diff --git a/opendbc_repo b/opendbc_repo
index a87a6f805b..6a6b8f1868 160000
--- a/opendbc_repo
+++ b/opendbc_repo
@@ -1 +1 @@
-Subproject commit a87a6f805ba276ee46370120b64e7d5dbd38a29f
+Subproject commit 6a6b8f18682b606f4800cc8d4bad5d3e254e6903
diff --git a/openpilot/common/params_keys.h b/openpilot/common/params_keys.h
index dce2b55ae3..123780d197 100644
--- a/openpilot/common/params_keys.h
+++ b/openpilot/common/params_keys.h
@@ -234,6 +234,7 @@ inline static std::unordered_map<std::string, ParamKeyAttributes> keys = {
     {"TeslaMadsScreenButton", {PERSISTENT | BACKUP, INT, "0"}},
     {"ToyotaEnforceStockLongitudinal", {PERSISTENT | BACKUP, BOOL, "0"}},
     {"ToyotaStopAndGoHack", {PERSISTENT | BACKUP, BOOL, "0"}},
+    {"ToyotaVirtualCruiseSpeed", {PERSISTENT | BACKUP, BOOL, "0"}},
 
     {"DynamicExperimentalControl", {PERSISTENT | BACKUP, BOOL, "0"}},
     {"BlindSpot", {PERSISTENT | BACKUP, BOOL, "0"}},
diff --git a/openpilot/selfdrive/car/cruise.py b/openpilot/selfdrive/car/cruise.py
index b554c1a978..8b03a32262 100644
--- a/openpilot/selfdrive/car/cruise.py
+++ b/openpilot/selfdrive/car/cruise.py
@@ -19,6 +19,7 @@ IMPERIAL_INCREMENT = round(CV.MPH_TO_KPH, 1)  # round here to avoid rounding err
 ButtonEvent = car.CarState.ButtonEvent
 ButtonType = car.CarState.ButtonEvent.Type
 CRUISE_LONG_PRESS = 50
+TOYOTA_VIRTUAL_CRUISE_LONG_PRESS = 65
 CRUISE_NEAREST_FUNC = {
   ButtonType.accelCruise: math.ceil,
   ButtonType.decelCruise: math.floor,
@@ -43,6 +44,30 @@ class VCruiseHelper(VCruiseHelperSP):
   def v_cruise_initialized(self):
     return self.v_cruise_kph != V_CRUISE_UNSET
 
+  @property
+  def software_pcm_cruise_speed(self) -> bool:
+    return self.CP.brand == "toyota" and self.CP.pcmCruise and self.CP.openpilotLongitudinalControl and not self.CP_SP.pcmCruiseSpeed
+
+  @property
+  def cruise_long_press_frames(self) -> int:
+    return TOYOTA_VIRTUAL_CRUISE_LONG_PRESS if self.software_pcm_cruise_speed else CRUISE_LONG_PRESS
+
+  @property
+  def software_pcm_cruise_initialized(self) -> bool:
+    return 0 < self.v_cruise_kph < V_CRUISE_UNSET and 0 < self.v_cruise_cluster_kph < V_CRUISE_UNSET
+
+  def _apply_software_pcm_cruise_delta(self, delta_kph: float, is_metric: bool) -> None:
+    """Move Toyota's planner/display targets together while respecting both targets' bounds."""
+    cluster_min_kph = self.v_cruise_min if is_metric else self.v_cruise_min * CV.MPH_TO_KPH
+    min_delta = max(V_CRUISE_MIN - self.v_cruise_kph, cluster_min_kph - self.v_cruise_cluster_kph)
+    max_delta = min(V_CRUISE_MAX - self.v_cruise_kph, V_CRUISE_MAX - self.v_cruise_cluster_kph)
+    if delta_kph > 0:
+      applied_delta = min(delta_kph, max(0., max_delta))
+    else:
+      applied_delta = max(delta_kph, min(0., min_delta))
+    self.v_cruise_kph = round(self.v_cruise_kph + applied_delta, 1)
+    self.v_cruise_cluster_kph = round(self.v_cruise_cluster_kph + applied_delta, 1)
+
   def update_v_cruise(self, CS, enabled, is_metric):
     self.v_cruise_kph_last = self.v_cruise_kph
 
@@ -51,11 +76,21 @@ class VCruiseHelper(VCruiseHelperSP):
     _enabled = self.update_enabled_state(CS, enabled)
 
     if CS.cruiseState.available:
-      if not self.CP.pcmCruise or (not self.CP_SP.pcmCruiseSpeed and _enabled):
+      software_pcm_enabled = not self.CP_SP.pcmCruiseSpeed and _enabled
+      if self.software_pcm_cruise_speed:
+        software_pcm_enabled = software_pcm_enabled and self.software_pcm_cruise_initialized
+
+      if not self.CP.pcmCruise or software_pcm_enabled:
         # if stock cruise is completely disabled, then we can use our own set speed logic
         self._update_v_cruise_non_pcm(CS, _enabled, is_metric)
+        v_cruise_kph_before_sla = self.v_cruise_kph
         self.update_speed_limit_assist_v_cruise_non_pcm()
-        self.v_cruise_cluster_kph = self.v_cruise_kph
+        if self.software_pcm_cruise_speed:
+          sla_delta_kph = self.v_cruise_kph - v_cruise_kph_before_sla
+          self.v_cruise_kph = v_cruise_kph_before_sla
+          self._apply_software_pcm_cruise_delta(sla_delta_kph, is_metric)
+        else:
+          self.v_cruise_cluster_kph = self.v_cruise_kph
       else:
         self.v_cruise_kph = CS.cruiseState.speed * CV.MS_TO_KPH
         self.v_cruise_cluster_kph = CS.cruiseState.speedCluster * CV.MS_TO_KPH
@@ -85,13 +120,13 @@ class VCruiseHelper(VCruiseHelperSP):
 
     for b in CS.buttonEvents:
       if b.type.raw in self.button_timers and not b.pressed:
-        if self.button_timers[b.type.raw] > CRUISE_LONG_PRESS:
+        if self.button_timers[b.type.raw] > self.cruise_long_press_frames:
           return  # end long press
         button_type = b.type.raw
         break
     else:
       for k, timer in self.button_timers.items():
-        if timer and timer % CRUISE_LONG_PRESS == 0:
+        if timer and timer % self.cruise_long_press_frames == 0:
           button_type = k
           long_press = True
           break
@@ -115,10 +150,26 @@ class VCruiseHelper(VCruiseHelperSP):
       return
 
     long_press, v_cruise_delta = VCruiseHelperSP.update_v_cruise_delta(self, long_press, v_cruise_delta)
-    if long_press and self.v_cruise_kph % v_cruise_delta != 0:  # partial interval
-      self.v_cruise_kph = CRUISE_NEAREST_FUNC[button_type](self.v_cruise_kph / v_cruise_delta) * v_cruise_delta
+    # Toyota's canonical PCM set speed and displayed cluster set speed can differ. In
+    # software-owned PCM mode, round the value the driver sees and apply the same delta
+    # to both targets so the planner/cluster calibration offset remains intact.
+    v_cruise_reference = self.v_cruise_cluster_kph if self.software_pcm_cruise_speed else self.v_cruise_kph
+    if long_press and v_cruise_reference % v_cruise_delta != 0:  # partial interval
+      v_cruise_reference_new = CRUISE_NEAREST_FUNC[button_type](v_cruise_reference / v_cruise_delta) * v_cruise_delta
     else:
-      self.v_cruise_kph += v_cruise_delta * CRUISE_INTERVAL_SIGN[button_type]
+      v_cruise_reference_new = v_cruise_reference + v_cruise_delta * CRUISE_INTERVAL_SIGN[button_type]
+
+    if self.software_pcm_cruise_speed:
+      delta_kph = v_cruise_reference_new - v_cruise_reference
+
+      # If SET is pressed while overriding, do not lower the target below the current speed.
+      if CS.gasPressed and button_type in (ButtonType.decelCruise, ButtonType.setCruise):
+        delta_kph = max(delta_kph, CS.vEgo * CV.MS_TO_KPH - self.v_cruise_kph)
+
+      self._apply_software_pcm_cruise_delta(delta_kph, is_metric)
+      return
+
+    self.v_cruise_kph += v_cruise_reference_new - v_cruise_reference
 
     # If set is pressed while overriding, clip cruise speed to minimum of vEgo
     if CS.gasPressed and button_type in (ButtonType.decelCruise, ButtonType.setCruise):
@@ -127,6 +178,12 @@ class VCruiseHelper(VCruiseHelperSP):
     self.v_cruise_kph = np.clip(round(self.v_cruise_kph, 1), self.v_cruise_min, V_CRUISE_MAX)
 
   def update_button_timers(self, CS, enabled):
+    if self.software_pcm_cruise_speed and (not enabled or not CS.cruiseState.available or not self.software_pcm_cruise_initialized):
+      for k in self.button_timers:
+        self.button_timers[k] = 0
+        self.button_change_states[k] = {"standstill": False, "enabled": False}
+      return
+
     # increment timer for buttons still pressed
     for k in self.button_timers:
       if self.button_timers[k] > 0:
diff --git a/openpilot/selfdrive/ui/sunnypilot/layouts/settings/cruise.py b/openpilot/selfdrive/ui/sunnypilot/layouts/settings/cruise.py
index 671174ac7a..da9e5bdc15 100644
--- a/openpilot/selfdrive/ui/sunnypilot/layouts/settings/cruise.py
+++ b/openpilot/selfdrive/ui/sunnypilot/layouts/settings/cruise.py
@@ -143,7 +143,8 @@ class CruiseLayout(Widget):
           self.icbm_toggle.show_description(True)
 
       if has_long or has_icbm:
-        self.custom_acc_toggle.action_item.set_enabled(((has_long and not ui_state.CP.pcmCruise) or has_icbm) and ui_state.is_offroad())
+        software_cruise_speed = has_long and (not ui_state.CP.pcmCruise or not ui_state.CP_SP.pcmCruiseSpeed)
+        self.custom_acc_toggle.action_item.set_enabled((software_cruise_speed or has_icbm) and ui_state.is_offroad())
         self.dec_toggle.action_item.set_enabled(has_long)
         self.scc_v_toggle.action_item.set_enabled(True)
         self.scc_m_toggle.action_item.set_enabled(True)
@@ -169,7 +170,7 @@ class CruiseLayout(Widget):
       show_custom_acc_desc = True
     else:
       if has_long or has_icbm:
-        if has_long and ui_state.CP.pcmCruise:
+        if has_long and ui_state.CP.pcmCruise and ui_state.CP_SP.pcmCruiseSpeed:
           new_custom_acc_desc = tr(ACC_PCMCRUISE_DISABLED_DESCRIPTION)
           show_custom_acc_desc = True
         else:
diff --git a/openpilot/selfdrive/ui/sunnypilot/layouts/settings/vehicle/brands/toyota.py b/openpilot/selfdrive/ui/sunnypilot/layouts/settings/vehicle/brands/toyota.py
index 5a696466b1..f2cf8fed93 100644
--- a/openpilot/selfdrive/ui/sunnypilot/layouts/settings/vehicle/brands/toyota.py
+++ b/openpilot/selfdrive/ui/sunnypilot/layouts/settings/vehicle/brands/toyota.py
@@ -11,10 +11,12 @@ from openpilot.system.ui.lib.multilang import tr, tr_noop
 from openpilot.system.ui.widgets import DialogResult
 from openpilot.system.ui.widgets.confirm_dialog import ConfirmDialog
 from openpilot.system.ui.sunnypilot.widgets.list_view import toggle_item_sp
+from opendbc.sunnypilot.car.toyota.values import ToyotaFlagsSP
 
 
 ONROAD_ONLY_DESCRIPTION = tr_noop("Start the vehicle to check vehicle compatibility.")
 SNG_HACK_UNAVAILABLE = tr_noop("sunnypilot Longitudinal Control must be available and enabled for your vehicle to use this feature.")
+VIRTUAL_CRUISE_UNAVAILABLE = tr_noop("Virtual Cruise Speed is available only on supported Toyota TSS2 configurations with sunnypilot Longitudinal Control.")
 
 DESCRIPTIONS = {
   'enforce_stock_longitudinal': tr_noop(
@@ -23,7 +25,14 @@ DESCRIPTIONS = {
   'stop_and_go_hack': tr_noop(
     'sunnypilot will allow some Toyota/Lexus cars to auto resume during stop and go traffic. ' +
     'This feature is only applicable to certain models that are able to use longitudinal control. This is an alpha feature. Use at your own risk.'
-  )
+  ),
+  'virtual_cruise_speed': tr_noop(
+    'Use a sunnypilot-owned cruise target with the Toyota RES/SET buttons while sunnypilot longitudinal control is active. ' +
+    'This unlocks Custom ACC Speed Increments; set the short interval to 5 for next-5-unit tap behavior. ' +
+    'The Toyota cluster will continue to show the factory target and may differ from sunnypilot. ' +
+    'The direct button signals are route-validated on Corolla Cross and Prius TSS2, but held-button timing differs by platform. ' +
+    'This is an alpha feature; validate acceleration above the factory target in a controlled setting.'
+  ),
 }
 
 
@@ -47,8 +56,17 @@ class ToyotaSettings(BrandSettings):
       enabled=lambda: not ui_state.engaged,
     )
 
+    self.virtual_cruise_speed = toggle_item_sp(
+      lambda: tr("Virtual Cruise Speed (Alpha)"),
+      description=lambda: tr(DESCRIPTIONS["virtual_cruise_speed"]),
+      initial_state=ui_state.params.get_bool("ToyotaVirtualCruiseSpeed"),
+      callback=self._on_enable_virtual_cruise_speed,
+      enabled=lambda: not ui_state.engaged,
+    )
+
     self.items = [
       self.enforce_stock_longitudinal,
+      self.virtual_cruise_speed,
       self.stop_and_go_hack,
     ]
 
@@ -60,7 +78,9 @@ class ToyotaSettings(BrandSettings):
           if ui_state.params.get_bool("AlphaLongitudinalEnabled"):
             ui_state.params.put_bool("AlphaLongitudinalEnabled", False)
           ui_state.params.put_bool("ToyotaStopAndGoHack", False)
+          ui_state.params.put_bool("ToyotaVirtualCruiseSpeed", False)
           self.stop_and_go_hack.action_item.set_state(False)
+          self.virtual_cruise_speed.action_item.set_state(False)
           ui_state.params.put_bool("OnroadCycleRequested", True)
         else:
           self.enforce_stock_longitudinal.action_item.set_state(False)
@@ -94,10 +114,46 @@ class ToyotaSettings(BrandSettings):
       ui_state.params.put_bool("ToyotaStopAndGoHack", False)
       ui_state.params.put_bool("OnroadCycleRequested", True)
 
+  def _on_enable_virtual_cruise_speed(self, state: bool):
+    if state:
+      def confirm_callback(result: int):
+        enabled = result == DialogResult.CONFIRM
+        ui_state.params.put_bool("ToyotaVirtualCruiseSpeed", enabled)
+        self.virtual_cruise_speed.action_item.set_state(enabled)
+        if enabled:
+          ui_state.params.put_bool("OnroadCycleRequested", True)
+
+      content = (f"<h1>{self.virtual_cruise_speed.title}</h1><br>" +
+                 f"<p>{self.virtual_cruise_speed.description}</p>")
+      dlg = ConfirmDialog(content, tr("Enable"), rich=True, callback=confirm_callback)
+      gui_app.push_widget(dlg)
+    else:
+      ui_state.params.put_bool("ToyotaVirtualCruiseSpeed", False)
+      ui_state.params.put_bool("OnroadCycleRequested", True)
+
   def update_settings(self):
     if ui_state.CP is not None:
       longitudinal = ui_state.CP.openpilotLongitudinalControl
       enforce_stock = self.enforce_stock_longitudinal.action_item.get_state()
+      virtual_cruise_available = bool(ui_state.CP_SP is not None and
+                                      ui_state.CP_SP.flags & ToyotaFlagsSP.VIRTUAL_CRUISE_SPEED_AVAILABLE)
+
+      if longitudinal and virtual_cruise_available:
+        self.virtual_cruise_speed.action_item.set_enabled(not ui_state.engaged)
+        virtual_cruise_desc = tr(DESCRIPTIONS["virtual_cruise_speed"])
+        show_virtual_cruise_desc = False
+      else:
+        self.virtual_cruise_speed.action_item.set_enabled(False)
+        if self.virtual_cruise_speed.action_item.get_state():
+          self.virtual_cruise_speed.action_item.set_state(False)
+          ui_state.params.put_bool("ToyotaVirtualCruiseSpeed", False)
+        virtual_cruise_desc = "<b>" + tr(VIRTUAL_CRUISE_UNAVAILABLE) + "</b>\n\n" + tr(DESCRIPTIONS["virtual_cruise_speed"])
+        show_virtual_cruise_desc = True
+
+      if self.virtual_cruise_speed.description != virtual_cruise_desc:
+        self.virtual_cruise_speed.set_description(virtual_cruise_desc)
+        if show_virtual_cruise_desc:
+          self.virtual_cruise_speed.show_description(True)
 
       if longitudinal and not enforce_stock:
         self.stop_and_go_hack.action_item.set_enabled(not ui_state.engaged)
@@ -114,6 +170,12 @@ class ToyotaSettings(BrandSettings):
         if show_desc:
           self.stop_and_go_hack.show_description(True)
     else:
+      self.virtual_cruise_speed.action_item.set_enabled(False)
+      virtual_cruise_desc = "<b>" + tr(ONROAD_ONLY_DESCRIPTION) + "</b>\n\n" + tr(DESCRIPTIONS["virtual_cruise_speed"])
+      if self.virtual_cruise_speed.description != virtual_cruise_desc:
+        self.virtual_cruise_speed.set_description(virtual_cruise_desc)
+        self.virtual_cruise_speed.show_description(True)
+
       self.stop_and_go_hack.action_item.set_enabled(False)
       new_desc = "<b>" + tr(ONROAD_ONLY_DESCRIPTION) + "</b>\n\n" + tr(DESCRIPTIONS["stop_and_go_hack"])
       if self.stop_and_go_hack.description != new_desc:
diff --git a/openpilot/sunnypilot/selfdrive/car/intelligent_cruise_button_management/controller.py b/openpilot/sunnypilot/selfdrive/car/intelligent_cruise_button_management/controller.py
index ded2c0ab19..c5fced2e35 100644
--- a/openpilot/sunnypilot/selfdrive/car/intelligent_cruise_button_management/controller.py
+++ b/openpilot/sunnypilot/selfdrive/car/intelligent_cruise_button_management/controller.py
@@ -115,7 +115,7 @@ class IntelligentCruiseButtonManagement:
     self.is_ready = ready and not button_pressed
 
   def run(self, CS: car.CarState, CC: car.CarControl, LP_SP: custom.LongitudinalPlanSP, is_metric: bool) -> None:
-    if self.CP_SP.pcmCruiseSpeed:
+    if self.CP_SP.pcmCruiseSpeed or not self.CP_SP.intelligentCruiseButtonManagementAvailable:
       return
 
     self.is_metric = is_metric
diff --git a/openpilot/sunnypilot/selfdrive/car/interfaces.py b/openpilot/sunnypilot/selfdrive/car/interfaces.py
index f0c6c385fb..314edce729 100644
--- a/openpilot/sunnypilot/selfdrive/car/interfaces.py
+++ b/openpilot/sunnypilot/selfdrive/car/interfaces.py
@@ -138,6 +138,7 @@ def initialize_params(params) -> list[dict[str, Any]]:
     "ToyotaStopAndGoHack",
     "ToyotaEnhancedBsm",
     "ToyotaAutoHold",
+    "ToyotaVirtualCruiseSpeed",
   ])
 
   return [{k: params.get(k, return_default=True)} for k in keys]
diff --git a/openpilot/sunnypilot/selfdrive/car/tests/test_custom_cruise.py b/openpilot/sunnypilot/selfdrive/car/tests/test_custom_cruise.py
index ce5d7dc124..84bc971320 100644
--- a/openpilot/sunnypilot/selfdrive/car/tests/test_custom_cruise.py
+++ b/openpilot/sunnypilot/selfdrive/car/tests/test_custom_cruise.py
@@ -1,10 +1,14 @@
 import pytest
 
+from opendbc.can.parser import CANParser
+from opendbc.car import create_button_events
 from opendbc.car.structs import car
+from opendbc.car.toyota.carstate import get_virtual_cruise_button, VIRTUAL_CRUISE_BUTTONS
+from openpilot.cereal import custom
 from openpilot.common.constants import CV
 from openpilot.common.parameterized import parameterized_class
 from openpilot.common.params import Params
-from openpilot.selfdrive.car.cruise import V_CRUISE_INITIAL
+from openpilot.selfdrive.car.cruise import TOYOTA_VIRTUAL_CRUISE_LONG_PRESS, VCruiseHelper, V_CRUISE_INITIAL, V_CRUISE_UNSET
 from openpilot.selfdrive.car.tests.test_cruise_speed import TestVCruiseHelper
 
 ButtonEvent = car.CarState.ButtonEvent
@@ -148,3 +152,290 @@ class TestCustomAccIncrements(TestVCruiseHelper):
     initial_speed = self.v_cruise_helper.v_cruise_kph
     self.press_button_long(ButtonType.accelCruise)
     assert self.v_cruise_helper.v_cruise_kph == initial_speed + 10  # Should fallback to 10
+
+
+class TestToyotaVirtualCruiseSpeed:
+  def setup_method(self):
+    self.params = Params()
+    self.params.put_bool("CustomAccIncrementsEnabled", True, block=True)
+    self.params.put("CustomAccShortPressIncrement", 5, block=True)
+    self.params.put("CustomAccLongPressIncrement", 5, block=True)
+
+    CP = car.CarParams(brand="toyota", pcmCruise=True, openpilotLongitudinalControl=True)
+    CP_SP = custom.CarParamsSP(pcmCruiseSpeed=False)
+    self.v_cruise_helper = VCruiseHelper(CP, CP_SP)
+    self.v_cruise_helper.read_custom_set_speed_params()
+    self.route_parser = CANParser("toyota_nodsu_pt_generated", [("CLUTCH", 16)], 0)
+    self.route_button = 0
+
+  @staticmethod
+  def car_state(canonical_kph, cluster_kph, *, available=True, standstill=False, gas_pressed=False, v_ego_kph=0., button_events=None):
+    CS = car.CarState(
+      gasPressed=gas_pressed,
+      vEgo=v_ego_kph * CV.KPH_TO_MS,
+      cruiseState={
+        "available": available,
+        "speed": canonical_kph * CV.KPH_TO_MS,
+        "speedCluster": cluster_kph * CV.KPH_TO_MS,
+        "standstill": standstill,
+      },
+    )
+    CS.buttonEvents = button_events or []
+    return CS
+
+  def seed_enabled(self, canonical_kph, cluster_kph, *, is_metric=True):
+    CS = self.car_state(canonical_kph, cluster_kph)
+    self.v_cruise_helper.update_v_cruise(CS, enabled=False, is_metric=is_metric)
+    self.v_cruise_helper.update_v_cruise(CS, enabled=True, is_metric=is_metric)
+    self.v_cruise_helper.update_v_cruise(CS, enabled=True, is_metric=is_metric)
+    assert self.v_cruise_helper.v_cruise_kph == canonical_kph
+    assert self.v_cruise_helper.v_cruise_cluster_kph == cluster_kph
+
+  def press(self, button_type, canonical_kph, cluster_kph, hold_frames=0, *, standstill=False, gas_pressed=False, v_ego_kph=0., is_metric=True):
+    pressed = [ButtonEvent(type=button_type, pressed=True)]
+    self.v_cruise_helper.update_v_cruise(
+      self.car_state(canonical_kph, cluster_kph, standstill=standstill, gas_pressed=gas_pressed, v_ego_kph=v_ego_kph, button_events=pressed),
+      enabled=True, is_metric=is_metric,
+    )
+    for _ in range(hold_frames):
+      self.v_cruise_helper.update_v_cruise(
+        self.car_state(canonical_kph, cluster_kph, standstill=standstill, gas_pressed=gas_pressed, v_ego_kph=v_ego_kph),
+        enabled=True, is_metric=is_metric,
+      )
+    released = [ButtonEvent(type=button_type, pressed=False)]
+    self.v_cruise_helper.update_v_cruise(
+      self.car_state(canonical_kph, cluster_kph, standstill=standstill, gas_pressed=gas_pressed, v_ego_kph=v_ego_kph, button_events=released),
+      enabled=True, is_metric=is_metric,
+    )
+
+  def set_increments(self, short_increment, long_increment):
+    self.params.put("CustomAccShortPressIncrement", short_increment, block=True)
+    self.params.put("CustomAccLongPressIncrement", long_increment, block=True)
+    self.v_cruise_helper.read_custom_set_speed_params()
+
+  def route_button_events(self, payload):
+    self.route_parser.update((1, [(0x361, bytes.fromhex(payload), 0)]))
+    current = get_virtual_cruise_button(
+      self.route_parser.vl["CLUTCH"]["CRUISE_RES"],
+      self.route_parser.vl["CLUTCH"]["CRUISE_SET"],
+    )
+    events = create_button_events(current, self.route_button, VIRTUAL_CRUISE_BUTTONS)
+    self.route_button = current
+    return events
+
+  def test_short_press_rounds_display_target_and_preserves_offset(self):
+    self.seed_enabled(27, 31)
+    self.press(ButtonType.accelCruise, 28, 32)
+
+    assert self.v_cruise_helper.v_cruise_kph == 31
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 35
+
+  def test_decel_at_display_minimum_does_not_increase_target(self):
+    self.seed_enabled(26, 30)
+    self.press(ButtonType.decelCruise, 25, 29)
+
+    assert self.v_cruise_helper.v_cruise_kph == 26
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 30
+
+  @pytest.mark.parametrize("hold_frames", (52, TOYOTA_VIRTUAL_CRUISE_LONG_PRESS - 1))
+  def test_route_length_short_press_is_not_a_long_press(self, hold_frames):
+    self.set_increments(short_increment=2, long_increment=5)
+    self.seed_enabled(27, 31)
+    self.press(ButtonType.accelCruise, 28, 32, hold_frames=hold_frames)
+
+    assert self.v_cruise_helper.v_cruise_kph == 29
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 33
+
+  def test_toyota_long_press_uses_route_validated_cadence_and_suppresses_release(self):
+    self.set_increments(short_increment=2, long_increment=5)
+    self.seed_enabled(27, 31)
+
+    pressed = [ButtonEvent(type=ButtonType.accelCruise, pressed=True)]
+    self.v_cruise_helper.update_v_cruise(self.car_state(31, 35, button_events=pressed), enabled=True, is_metric=True)
+    for _ in range(TOYOTA_VIRTUAL_CRUISE_LONG_PRESS):
+      self.v_cruise_helper.update_v_cruise(self.car_state(31, 35), enabled=True, is_metric=True)
+
+    assert self.v_cruise_helper.v_cruise_kph == 31
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 35
+
+    released = [ButtonEvent(type=ButtonType.accelCruise, pressed=False)]
+    self.v_cruise_helper.update_v_cruise(self.car_state(31, 35, button_events=released), enabled=True, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == 31
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 35
+
+  def test_route_4_32_second_hold_repeats_six_times(self):
+    self.seed_enabled(26, 30)
+    self.press(ButtonType.accelCruise, 30, 34, hold_frames=432)
+
+    assert self.v_cruise_helper.v_cruise_kph == 56
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 60
+
+  def test_maximum_boundary_caps_pair_and_preserves_offset(self):
+    self.seed_enabled(141, 145)
+    self.press(ButtonType.accelCruise, 142, 146)
+
+    assert self.v_cruise_helper.v_cruise_kph == 141
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 145
+
+    self.press(ButtonType.accelCruise, 143, 147)
+    assert self.v_cruise_helper.v_cruise_kph == 141
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 145
+
+  @pytest.mark.parametrize(("canonical_kph", "cluster_kph", "button_type"), (
+    (25, 29, ButtonType.decelCruise),
+    (141, 147, ButtonType.accelCruise),
+  ))
+  def test_out_of_range_raw_pair_is_not_moved_in_opposite_direction(self, canonical_kph, cluster_kph, button_type):
+    self.seed_enabled(canonical_kph, cluster_kph)
+    self.press(button_type, canonical_kph, cluster_kph)
+
+    assert self.v_cruise_helper.v_cruise_kph == canonical_kph
+    assert self.v_cruise_helper.v_cruise_cluster_kph == cluster_kph
+
+  def test_imperial_increment_preserves_canonical_cluster_pair(self):
+    self.seed_enabled(45, 50, is_metric=False)
+    self.press(ButtonType.accelCruise, 46, 51, is_metric=False)
+
+    assert self.v_cruise_helper.v_cruise_kph == 51
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 56
+
+  def test_engagement_button_held_does_not_change_target(self):
+    initial = self.car_state(27, 31)
+    self.v_cruise_helper.update_v_cruise(initial, enabled=False, is_metric=True)
+
+    pressed = [ButtonEvent(type=ButtonType.decelCruise, pressed=True)]
+    self.v_cruise_helper.update_v_cruise(self.car_state(27, 31, button_events=pressed), enabled=False, is_metric=True)
+    for _ in range(TOYOTA_VIRTUAL_CRUISE_LONG_PRESS + 10):
+      self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=True, is_metric=True)
+
+    released = [ButtonEvent(type=ButtonType.decelCruise, pressed=False)]
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32, button_events=released), enabled=True, is_metric=True)
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=True, is_metric=True)
+
+    assert self.v_cruise_helper.v_cruise_kph == 28
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 32
+
+  def test_delayed_pcm_target_seeds_before_software_ownership(self):
+    invalid = self.car_state(0, 0)
+    self.v_cruise_helper.update_v_cruise(invalid, enabled=False, is_metric=True)
+
+    release = [ButtonEvent(type=ButtonType.decelCruise, pressed=False)]
+    for _ in range(4):
+      self.v_cruise_helper.update_v_cruise(self.car_state(0, 0, button_events=release), enabled=True, is_metric=True)
+      assert self.v_cruise_helper.v_cruise_kph == V_CRUISE_UNSET
+      assert self.v_cruise_helper.v_cruise_cluster_kph == V_CRUISE_UNSET
+
+    self.v_cruise_helper.update_v_cruise(self.car_state(27, 31), enabled=True, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == pytest.approx(27)
+    assert self.v_cruise_helper.v_cruise_cluster_kph == pytest.approx(31)
+
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=True, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == pytest.approx(27)
+    assert self.v_cruise_helper.v_cruise_cluster_kph == pytest.approx(31)
+
+  def test_route_payload_short_press_drives_virtual_target(self):
+    self.seed_enabled(27, 31)
+
+    pressed = self.route_button_events("a61a0000561a1a81")
+    self.v_cruise_helper.update_v_cruise(self.car_state(27, 31, button_events=pressed), enabled=True, is_metric=True)
+    for _ in range(52):
+      self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=True, is_metric=True)
+
+    released = self.route_button_events("861a0000561b1a81")
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32, button_events=released), enabled=True, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == 31
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 35
+
+  def test_prius_route_payload_short_set_drives_virtual_target(self):
+    self.seed_enabled(31, 35)
+
+    pressed = self.route_button_events("965f000056666585")
+    self.v_cruise_helper.update_v_cruise(self.car_state(31, 35, button_events=pressed), enabled=True, is_metric=True)
+    for _ in range(45):
+      self.v_cruise_helper.update_v_cruise(self.car_state(30, 34), enabled=True, is_metric=True)
+
+    released = self.route_button_events("865f000056666585")
+    self.v_cruise_helper.update_v_cruise(self.car_state(30, 34, button_events=released), enabled=True, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == 26
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 30
+
+  def test_prius_route_payload_standstill_res_does_not_change_target(self):
+    self.seed_enabled(27, 31)
+
+    pressed = self.route_button_events("a61b0000561c1c80")
+    self.v_cruise_helper.update_v_cruise(
+      self.car_state(27, 31, standstill=True, button_events=pressed), enabled=True, is_metric=True,
+    )
+    for _ in range(TOYOTA_VIRTUAL_CRUISE_LONG_PRESS):
+      self.v_cruise_helper.update_v_cruise(self.car_state(27, 31, standstill=True), enabled=True, is_metric=True)
+
+    released = self.route_button_events("865f000056666585")
+    self.v_cruise_helper.update_v_cruise(
+      self.car_state(27, 31, standstill=True, button_events=released), enabled=True, is_metric=True,
+    )
+    assert self.v_cruise_helper.v_cruise_kph == 27
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 31
+
+  def test_route_payload_disengage_mid_hold_clears_pending_action(self):
+    self.seed_enabled(27, 31)
+
+    pressed = self.route_button_events("a61a0000561a1a81")
+    self.v_cruise_helper.update_v_cruise(self.car_state(27, 31, button_events=pressed), enabled=True, is_metric=True)
+    for _ in range(30):
+      self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=True, is_metric=True)
+
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=False, is_metric=True)
+    released = self.route_button_events("861a0000561b1a81")
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32, available=False, button_events=released), enabled=False, is_metric=True)
+
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=False, is_metric=True)
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=True, is_metric=True)
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=True, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == pytest.approx(28)
+    assert self.v_cruise_helper.v_cruise_cluster_kph == pytest.approx(32)
+
+  def test_standstill_resume_does_not_change_target(self):
+    self.seed_enabled(27, 31)
+    self.press(ButtonType.accelCruise, 27, 31, standstill=True)
+
+    assert self.v_cruise_helper.v_cruise_kph == 27
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 31
+
+  def test_disengagement_discards_virtual_target_and_reseeds_raw_pair(self):
+    self.seed_enabled(27, 31)
+    self.press(ButtonType.accelCruise, 28, 32)
+    assert self.v_cruise_helper.v_cruise_kph == 31
+
+    raw = self.car_state(28, 32)
+    self.v_cruise_helper.update_v_cruise(raw, enabled=False, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == pytest.approx(28)
+    assert self.v_cruise_helper.v_cruise_cluster_kph == pytest.approx(32)
+
+    self.v_cruise_helper.update_v_cruise(raw, enabled=True, is_metric=True)
+    self.v_cruise_helper.update_v_cruise(raw, enabled=True, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == pytest.approx(28)
+    assert self.v_cruise_helper.v_cruise_cluster_kph == pytest.approx(32)
+
+  def test_unavailable_and_mads_handback_discard_virtual_target(self):
+    self.seed_enabled(27, 31)
+    self.press(ButtonType.accelCruise, 28, 32)
+    assert self.v_cruise_helper.v_cruise_kph == 31
+
+    self.v_cruise_helper.update_v_cruise(self.car_state(28, 32), enabled=False, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == pytest.approx(28)
+    assert self.v_cruise_helper.v_cruise_cluster_kph == pytest.approx(32)
+
+    self.v_cruise_helper.update_v_cruise(self.car_state(0, 0, available=False), enabled=False, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == V_CRUISE_UNSET
+    assert self.v_cruise_helper.v_cruise_cluster_kph == V_CRUISE_UNSET
+
+    self.v_cruise_helper.update_v_cruise(self.car_state(29, 33), enabled=False, is_metric=True)
+    assert self.v_cruise_helper.v_cruise_kph == pytest.approx(29)
+    assert self.v_cruise_helper.v_cruise_cluster_kph == pytest.approx(33)
+
+  def test_set_during_gas_override_clips_target_to_ego_speed(self):
+    self.seed_enabled(27, 31)
+    self.press(ButtonType.decelCruise, 26, 30, gas_pressed=True, v_ego_kph=50)
+
+    assert self.v_cruise_helper.v_cruise_kph == 50
+    assert self.v_cruise_helper.v_cruise_cluster_kph == 54
diff --git a/openpilot/sunnypilot/sunnylink/capabilities.py b/openpilot/sunnypilot/sunnylink/capabilities.py
index 1f12b5b001..fe1ac40330 100644
--- a/openpilot/sunnypilot/sunnylink/capabilities.py
+++ b/openpilot/sunnypilot/sunnylink/capabilities.py
@@ -11,6 +11,7 @@ from opendbc.car.structs import car
 from opendbc.car.hyundai.values import CAR as HYUNDAI_CAR, UNSUPPORTED_LONGITUDINAL_CAR
 from opendbc.car.subaru.values import CAR as SUBARU_CAR, SubaruFlags
 from opendbc.sunnypilot.car.tesla.values import TeslaFlagsSP
+from opendbc.sunnypilot.car.toyota.values import ToyotaFlagsSP, VIRTUAL_CRUISE_SPEED_CAR
 from openpilot.common.params import Params
 from openpilot.common.swaglog import cloudlog
 from openpilot.common.hardware import HARDWARE
@@ -19,6 +20,7 @@ from openpilot.common.hardware import HARDWARE
 # Wire-protocol version for the capabilities payload. Bump on breaking changes
 # only; additive fields are backward-compatible and do not require a bump.
 PROTOCOL_VERSION = 1
+TOYOTA_VIRTUAL_CRUISE_SPEED_PLATFORMS = {str(platform) for platform in VIRTUAL_CRUISE_SPEED_CAR}
 
 # All capability fields that rules may reference.
 # Non-boolean fields must have defaults in CAPABILITY_DEFAULTS.
@@ -42,6 +44,7 @@ CAPABILITY_FIELDS = (
   "device_type",
   "subaru_has_sng",
   "hyundai_alpha_long_available",
+  "toyota_virtual_cruise_speed_available",
 )
 
 CAPABILITY_LABELS: dict[str, str] = {
@@ -64,6 +67,7 @@ CAPABILITY_LABELS: dict[str, str] = {
   "device_type": "Device type",
   "subaru_has_sng": "Subaru Stop-and-Go available",
   "hyundai_alpha_long_available": "Hyundai Alpha Longitudinal available",
+  "toyota_virtual_cruise_speed_available": "Toyota Virtual Cruise Speed available",
 }
 
 # Explicit defaults for non-boolean capability fields
@@ -110,6 +114,12 @@ def _resolve_brand_capabilities(caps: dict, bundle_platform: str, CP) -> None:
       caps["subaru_has_sng"] = not bool(CP.flags & (SubaruFlags.GLOBAL_GEN2 | SubaruFlags.HYBRID))
       caps["has_stop_and_go"] = caps["subaru_has_sng"]
 
+  elif brand == "toyota":
+    if bundle_platform:
+      caps["toyota_virtual_cruise_speed_available"] = bundle_platform in TOYOTA_VIRTUAL_CRUISE_SPEED_PLATFORMS
+    elif CP is not None:
+      caps["toyota_virtual_cruise_speed_available"] = str(CP.carFingerprint) in TOYOTA_VIRTUAL_CRUISE_SPEED_PLATFORMS
+
 
 def generate_capabilities(params: Params | None = None) -> dict:
   """Generate a SettingsCapabilities dict from CarParams + boolean params.
@@ -174,6 +184,8 @@ def generate_capabilities(params: Params | None = None) -> dict:
       caps["icbm_available"] = bool(CP_SP.intelligentCruiseButtonManagementAvailable)
       caps["has_icbm"] = bool(CP_SP.intelligentCruiseButtonManagementAvailable) and params.get_bool("IntelligentCruiseButtonManagement")
       caps["tesla_has_vehicle_bus"] = bool(CP_SP.flags & TeslaFlagsSP.HAS_VEHICLE_BUS)
+      if caps["brand"] == "toyota":
+        caps["toyota_virtual_cruise_speed_available"] = bool(CP_SP.flags & ToyotaFlagsSP.VIRTUAL_CRUISE_SPEED_AVAILABLE)
     except Exception:
       cloudlog.exception("capabilities: failed to deserialize CarParamsSPPersistent")
 
diff --git a/openpilot/sunnypilot/sunnylink/settings_ui.json b/openpilot/sunnypilot/sunnylink/settings_ui.json
index 4e8b17e143..42fc108b05 100644
--- a/openpilot/sunnypilot/sunnylink/settings_ui.json
+++ b/openpilot/sunnypilot/sunnylink/settings_ui.json
@@ -764,6 +764,21 @@
                   "type": "capability",
                   "field": "has_icbm",
                   "equals": true
+                },
+                {
+                  "type": "all",
+                  "conditions": [
+                    {
+                      "type": "capability",
+                      "field": "toyota_virtual_cruise_speed_available",
+                      "equals": true
+                    },
+                    {
+                      "type": "param",
+                      "key": "ToyotaVirtualCruiseSpeed",
+                      "equals": true
+                    }
+                  ]
                 }
               ]
             }
@@ -802,6 +817,21 @@
                       "type": "capability",
                       "field": "has_icbm",
                       "equals": true
+                    },
+                    {
+                      "type": "all",
+                      "conditions": [
+                        {
+                          "type": "capability",
+                          "field": "toyota_virtual_cruise_speed_available",
+                          "equals": true
+                        },
+                        {
+                          "type": "param",
+                          "key": "ToyotaVirtualCruiseSpeed",
+                          "equals": true
+                        }
+                      ]
                     }
                   ]
                 }
@@ -2423,6 +2453,40 @@
           "enablement": [
             {
               "type": "not_engaged"
+            },
+            {
+              "type": "param",
+              "key": "ToyotaVirtualCruiseSpeed",
+              "equals": false
+            }
+          ]
+        },
+        {
+          "key": "ToyotaVirtualCruiseSpeed",
+          "widget": "toggle",
+          "needs_onroad_cycle": true,
+          "title": "Toyota: Virtual Cruise Speed (Alpha)",
+          "description": "Uses a sunnypilot-owned cruise target with the Toyota RES/SET buttons and unlocks Custom ACC Speed Intervals. Set the short interval to 5 for next-5-unit tap behavior. The Toyota cluster continues to show the factory target and may differ from sunnypilot. The direct button signals are route-validated on Corolla Cross and Prius TSS2, but held-button timing differs by platform. Validate acceleration above the factory target in a controlled setting.",
+          "visibility": [
+            {
+              "type": "capability",
+              "field": "toyota_virtual_cruise_speed_available",
+              "equals": true
+            }
+          ],
+          "enablement": [
+            {
+              "type": "not_engaged"
+            },
+            {
+              "type": "capability",
+              "field": "has_longitudinal_control",
+              "equals": true
+            },
+            {
+              "type": "param",
+              "key": "ToyotaEnforceStockLongitudinal",
+              "equals": false
             }
           ]
         },
diff --git a/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/cruise.yaml b/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/cruise.yaml
index 11688c306b..feafdd6a01 100644
--- a/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/cruise.yaml
+++ b/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/cruise.yaml
@@ -103,6 +103,14 @@ sections:
     - type: capability
       field: has_icbm
       equals: true
+    - type: all
+      conditions:
+      - type: capability
+        field: toyota_virtual_cruise_speed_available
+        equals: true
+      - type: param
+        key: ToyotaVirtualCruiseSpeed
+        equals: true
   items:
   - key: CustomAccIncrementsEnabled
     widget: toggle
@@ -124,6 +132,14 @@ sections:
       - type: capability
         field: has_icbm
         equals: true
+      - type: all
+        conditions:
+        - type: capability
+          field: toyota_virtual_cruise_speed_available
+          equals: true
+        - type: param
+          key: ToyotaVirtualCruiseSpeed
+          equals: true
   sub_panels:
   - id: custom_acc_intervals
     label: Custom ACC Speed Intervals Settings
diff --git a/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/vehicle.yaml b/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/vehicle.yaml
index e9b73a1976..72b2038f9e 100644
--- a/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/vehicle.yaml
+++ b/openpilot/sunnypilot/sunnylink/settings_ui_src/pages/vehicle.yaml
@@ -113,6 +113,28 @@ sections:
     description: sunnypilot will not take over control of gas and brakes. Factory Toyota longitudinal control will be used.
     enablement:
     - $ref: '#/macros/not_engaged'
+    - type: param
+      key: ToyotaVirtualCruiseSpeed
+      equals: false
+  - key: ToyotaVirtualCruiseSpeed
+    widget: toggle
+    needs_onroad_cycle: true
+    title: 'Toyota: Virtual Cruise Speed (Alpha)'
+    description: Uses a sunnypilot-owned cruise target with the Toyota RES/SET buttons and unlocks Custom ACC Speed
+      Intervals. Set the short interval to 5 for next-5-unit tap behavior. The Toyota cluster continues to show the
+      factory target and may differ from sunnypilot. The direct button signals are route-validated on Corolla Cross
+      and Prius TSS2, but held-button timing differs by platform. Validate acceleration above the factory target in a
+      controlled setting.
+    visibility:
+    - type: capability
+      field: toyota_virtual_cruise_speed_available
+      equals: true
+    enablement:
+    - $ref: '#/macros/not_engaged'
+    - $ref: '#/macros/longitudinal'
+    - type: param
+      key: ToyotaEnforceStockLongitudinal
+      equals: false
   - key: ToyotaStopAndGoHack
     widget: toggle
     needs_onroad_cycle: true
diff --git a/openpilot/sunnypilot/sunnylink/tests/test_capabilities.py b/openpilot/sunnypilot/sunnylink/tests/test_capabilities.py
index 4af1462479..959664b387 100644
--- a/openpilot/sunnypilot/sunnylink/tests/test_capabilities.py
+++ b/openpilot/sunnypilot/sunnylink/tests/test_capabilities.py
@@ -14,6 +14,10 @@ from __future__ import annotations
 
 import pytest
 
+from openpilot.cereal import custom
+from opendbc.car.structs import car
+from opendbc.car.toyota.values import CAR as TOYOTA_CAR
+from opendbc.sunnypilot.car.toyota.values import ToyotaFlagsSP
 from openpilot.sunnypilot.sunnylink.capabilities import (
   CAPABILITY_DEFAULTS,
   CAPABILITY_FIELDS,
@@ -27,6 +31,33 @@ KNOWN_PROTOCOL_VERSIONS = (1,)
 LATEST_KNOWN = max(KNOWN_PROTOCOL_VERSIONS)
 
 
+class FakeParams:
+  def __init__(self, values=None):
+    self.values = values or {}
+
+  def get(self, key, *args, **kwargs):
+    return self.values.get(key)
+
+  def get_bool(self, key):
+    return bool(self.values.get(key, False))
+
+
+def build_persistent_toyota_params(platform, *, sp_flags=0):
+  CP = car.CarParams.new_message()
+  CP.brand = "toyota"
+  CP.carFingerprint = str(platform)
+  CP.pcmCruise = True
+  CP.openpilotLongitudinalControl = True
+
+  CP_SP = custom.CarParamsSP.new_message()
+  CP_SP.flags = int(sp_flags)
+
+  return FakeParams({
+    "CarParamsPersistent": CP.to_bytes(),
+    "CarParamsSPPersistent": CP_SP.to_bytes(),
+  })
+
+
 @pytest.fixture(scope="module")
 def caps():
   return generate_capabilities()
@@ -77,6 +108,58 @@ class TestOpaquePerBrandFlags:
     assert caps["hyundai_alpha_long_available"] is False
 
 
+class TestToyotaVirtualCruiseSpeedCapability:
+  def test_field_present_and_labeled(self):
+    assert "toyota_virtual_cruise_speed_available" in CAPABILITY_FIELDS
+    assert "toyota_virtual_cruise_speed_available" in CAPABILITY_LABELS
+
+  def test_default_false(self):
+    caps = generate_capabilities(FakeParams())
+    assert caps["toyota_virtual_cruise_speed_available"] is False
+
+  @pytest.mark.parametrize(("platform", "expected"), (
+    (TOYOTA_CAR.TOYOTA_COROLLA_TSS2, True),
+    (TOYOTA_CAR.TOYOTA_PRIUS_TSS2, True),
+    (TOYOTA_CAR.TOYOTA_RAV4_TSS2, False),
+  ))
+  def test_bundle_platform_gating(self, platform, expected):
+    params = FakeParams({
+      "CarPlatformBundle": {
+        "brand": "toyota",
+        "platform": str(platform),
+      },
+    })
+    caps = generate_capabilities(params)
+    assert caps["toyota_virtual_cruise_speed_available"] is expected
+
+  @pytest.mark.parametrize(("platform", "sp_flags", "expected"), (
+    (TOYOTA_CAR.TOYOTA_COROLLA_TSS2, ToyotaFlagsSP.VIRTUAL_CRUISE_SPEED_AVAILABLE, True),
+    (TOYOTA_CAR.TOYOTA_COROLLA_TSS2, 0, True),
+    (TOYOTA_CAR.TOYOTA_PRIUS_TSS2, ToyotaFlagsSP.VIRTUAL_CRUISE_SPEED_AVAILABLE, True),
+    (TOYOTA_CAR.TOYOTA_PRIUS_TSS2, 0, True),
+    (TOYOTA_CAR.TOYOTA_RAV4_TSS2, ToyotaFlagsSP.VIRTUAL_CRUISE_SPEED_AVAILABLE, False),
+  ))
+  def test_persistent_car_params_platform_gating(self, platform, sp_flags, expected):
+    caps = generate_capabilities(build_persistent_toyota_params(platform, sp_flags=sp_flags))
+    assert caps["toyota_virtual_cruise_speed_available"] is expected
+
+  @pytest.mark.parametrize(("bundle_platform", "persistent_platform", "expected"), (
+    (TOYOTA_CAR.TOYOTA_COROLLA_TSS2, TOYOTA_CAR.TOYOTA_RAV4_TSS2, True),
+    (TOYOTA_CAR.TOYOTA_PRIUS_TSS2, TOYOTA_CAR.TOYOTA_RAV4_TSS2, True),
+    (TOYOTA_CAR.TOYOTA_RAV4_TSS2, TOYOTA_CAR.TOYOTA_COROLLA_TSS2, False),
+    (TOYOTA_CAR.TOYOTA_RAV4_TSS2, TOYOTA_CAR.TOYOTA_PRIUS_TSS2, False),
+  ))
+  def test_bundle_platform_takes_precedence_over_stale_persistent_params(self, bundle_platform, persistent_platform, expected):
+    params = build_persistent_toyota_params(persistent_platform, sp_flags=ToyotaFlagsSP.VIRTUAL_CRUISE_SPEED_AVAILABLE)
+    params.values["CarPlatformBundle"] = {
+      "brand": "toyota",
+      "platform": str(bundle_platform),
+    }
+
+    caps = generate_capabilities(params)
+    assert caps["toyota_virtual_cruise_speed_available"] is expected
+
+
 class TestCapabilitiesShape:
   def test_all_fields_present(self, caps):
     for field in CAPABILITY_FIELDS:
diff --git a/openpilot/sunnypilot/sunnylink/tests/test_settings_changes.py b/openpilot/sunnypilot/sunnylink/tests/test_settings_changes.py
index 07b05d4ac4..229e0c7118 100644
--- a/openpilot/sunnypilot/sunnylink/tests/test_settings_changes.py
+++ b/openpilot/sunnypilot/sunnylink/tests/test_settings_changes.py
@@ -105,6 +105,34 @@ def _references_capability_field(rules: list[dict[str, Any]] | None, field: str)
   return found
 
 
+def _has_toyota_virtual_cruise_gate(rules: list[dict[str, Any]] | None) -> bool:
+  def _walk(rule: dict[str, Any]) -> bool:
+    if rule.get("type") == "all":
+      conditions = rule.get("conditions", [])
+      has_capability = any(
+        c.get("type") == "capability" and
+        c.get("field") == "toyota_virtual_cruise_speed_available" and
+        c.get("equals") is True
+        for c in conditions
+      )
+      has_param = any(
+        c.get("type") == "param" and
+        c.get("key") == "ToyotaVirtualCruiseSpeed" and
+        c.get("equals") is True
+        for c in conditions
+      )
+      if has_capability and has_param:
+        return True
+
+    if rule.get("type") == "not" and "condition" in rule:
+      return _walk(rule["condition"])
+    if rule.get("type") in ("any", "all"):
+      return any(_walk(c) for c in rule.get("conditions", []))
+    return False
+
+  return any(_walk(rule) for rule in rules or [])
+
+
 @pytest.fixture(scope="module")
 def schema():
   return generate_schema()
@@ -217,3 +245,25 @@ class TestNotEngagedReplacement:
     rule_types = _flatten_rule_types(item.get("enablement"))
     assert "offroad_only" not in rule_types, f"{key} still uses offroad_only"
     assert "not_engaged" in rule_types, f"{key} missing not_engaged"
+
+
+class TestToyotaVirtualCruiseSpeed:
+  def test_vehicle_toggle_contract(self, schema):
+    toyota = schema["vehicle_settings"]["toyota"]
+    item = next((item for item in toyota["items"] if item.get("key") == "ToyotaVirtualCruiseSpeed"), None)
+
+    assert item is not None
+    assert item["widget"] == "toggle"
+    assert item.get("needs_onroad_cycle") is True
+    assert _references_capability_field(item.get("visibility"), "toyota_virtual_cruise_speed_available")
+    assert _references_capability_field(item.get("enablement"), "has_longitudinal_control")
+    assert "not_engaged" in _flatten_rule_types(item.get("enablement"))
+
+  def test_custom_acc_section_links_virtual_cruise_opt_in(self, schema):
+    section = _find_section(schema, "cruise", "custom_acc_increments")
+    assert section is not None
+    assert _has_toyota_virtual_cruise_gate(section.get("enablement"))
+
+    item = _find_item(schema, "CustomAccIncrementsEnabled")
+    assert item is not None
+    assert _has_toyota_virtual_cruise_gate(item.get("enablement"))
diff --git a/openpilot/sunnypilot/sunnylink/tests/test_settings_schema.py b/openpilot/sunnypilot/sunnylink/tests/test_settings_schema.py
index 510cd2da84..1b060d89aa 100644
--- a/openpilot/sunnypilot/sunnylink/tests/test_settings_schema.py
+++ b/openpilot/sunnypilot/sunnylink/tests/test_settings_schema.py
@@ -300,10 +300,11 @@ class TestKnownVehicleSettings:
     keys = {i["key"] for i in _brand_items(schema["vehicle_settings"].get("hyundai"))}
     assert "HyundaiLongitudinalTuning" in keys
 
-  def test_toyota_has_enforce_stock_and_stop_go(self, schema):
+  def test_toyota_has_enforce_stock_stop_go_and_virtual_cruise(self, schema):
     keys = {i["key"] for i in _brand_items(schema["vehicle_settings"].get("toyota"))}
     assert "ToyotaEnforceStockLongitudinal" in keys
     assert "ToyotaStopAndGoHack" in keys
+    assert "ToyotaVirtualCruiseSpeed" in keys
 
   def test_tesla_has_coop_steering(self, schema):
     keys = {i["key"] for i in _brand_items(schema["vehicle_settings"].get("tesla"))}