diff --git a/build b/build
index bcd98f278..ff60aa5b5 100755
--- a/build
+++ b/build
@@ -3,4 +3,100 @@
 set -euo pipefail
 
 ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-exec "${ROOT_DIR}/scripts/laptop_device_build.sh" build "$@"
+original_args=("$@")
+
+shortcut_targets=()
+passthrough_args=()
+shortcut_includes_panda=0
+panda_generated_files=(
+  "panda/board/obj/gitversion.h"
+  "panda/board/obj/version"
+)
+
+add_panda_targets() {
+  local variants=(
+    panda
+    panda_h7
+    panda_remote
+    panda_h7_remote
+    panda_hkg_remote
+    panda_h7_hkg_remote
+    panda_can_ignition_only
+    panda_h7_can_ignition_only
+    panda_remote_can_ignition_only
+    panda_h7_remote_can_ignition_only
+    panda_hkg_remote_can_ignition_only
+    panda_h7_hkg_remote_can_ignition_only
+    panda_jungle_h7
+    body_h7
+  )
+
+  local variant
+  for variant in "${variants[@]}"; do
+    shortcut_targets+=("panda/board/obj/${variant}.bin.signed")
+  done
+}
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    --params)
+      shortcut_targets+=("common/params_pyx.so")
+      ;;
+    --panda)
+      shortcut_includes_panda=1
+      add_panda_targets
+      ;;
+    --ui)
+      shortcut_targets+=("selfdrive/ui/ui")
+      ;;
+    --cereal)
+      shortcut_targets+=(
+        "cereal/libcereal.a"
+        "cereal/libsocketmaster.a"
+        "cereal/messaging/bridge"
+        "cereal/services.h"
+      )
+      ;;
+    *)
+      if [[ "$1" =~ ^[0-9]+$ ]]; then
+        passthrough_args+=("-j$1")
+      else
+        passthrough_args+=("$1")
+      fi
+      ;;
+  esac
+  shift
+done
+
+if [[ "${#shortcut_targets[@]}" -gt 0 ]]; then
+  if [[ "${shortcut_includes_panda}" -eq 1 ]]; then
+    exec "${ROOT_DIR}/scripts/laptop_device_build.sh" scons --no-scrub "${shortcut_targets[@]}" "${passthrough_args[@]}"
+  fi
+
+  tmpdir="$(mktemp -d)"
+  for path in "${panda_generated_files[@]}"; do
+    if [[ -e "${ROOT_DIR}/${path}" ]]; then
+      cp -p "${ROOT_DIR}/${path}" "${tmpdir}/${path//\//__}"
+    else
+      touch "${tmpdir}/${path//\//__}.missing"
+    fi
+  done
+
+  if "${ROOT_DIR}/scripts/laptop_device_build.sh" scons --no-scrub "${shortcut_targets[@]}" "${passthrough_args[@]}"; then
+    status=0
+  else
+    status=$?
+  fi
+
+  for path in "${panda_generated_files[@]}"; do
+    if [[ -e "${tmpdir}/${path//\//__}.missing" ]]; then
+      rm -f "${ROOT_DIR}/${path}"
+    else
+      cp -p "${tmpdir}/${path//\//__}" "${ROOT_DIR}/${path}"
+    fi
+  done
+  rm -rf "${tmpdir}"
+  exit "${status}"
+fi
+
+exec "${ROOT_DIR}/scripts/laptop_device_build.sh" build "${original_args[@]}"
diff --git a/scripts/laptop_device_build.sh b/scripts/laptop_device_build.sh
index 7d3e1dd41..70624de47 100755
--- a/scripts/laptop_device_build.sh
+++ b/scripts/laptop_device_build.sh
@@ -31,7 +31,7 @@ Usage:
   scripts/laptop_device_build.sh setup-sysroot-agnos [manifest-path]
   scripts/laptop_device_build.sh build-image
   scripts/laptop_device_build.sh build [jobs] [scons args...]
-  scripts/laptop_device_build.sh scons [scons args...]
+  scripts/laptop_device_build.sh scons [--no-scrub] [scons args...]
   scripts/laptop_device_build.sh manager [jobs] [--no-build] [-- manager args...]
   scripts/laptop_device_build.sh shell
 
@@ -388,12 +388,19 @@ setup_sysroot_from_agnos() {
 run_larch64_scons() {
   local jobs="$1"
   shift || true
+  local scrub_mode="${SP_SCONS_SCRUB_MODE:-full}"
+  if [[ "${1:-}" == "--no-scrub" ]]; then
+    scrub_mode="none"
+    shift || true
+  fi
   local engine
   local started_at
   engine="$(detect_engine)"
   ensure_image_exists "${engine}"
   ensure_sysroot_layout
-  scrub_mixed_arch_artifacts
+  if [[ "${scrub_mode}" != "none" ]]; then
+    scrub_mixed_arch_artifacts
+  fi
   started_at="$(date +%s)"
 
   echo "==> Starting larch64 scons build"