diff --git a/finalize-aidl-vndk-sdk-resources.sh b/finalize-aidl-vndk-sdk-resources.sh
index 8e12c49..8403ae6 100755
--- a/finalize-aidl-vndk-sdk-resources.sh
+++ b/finalize-aidl-vndk-sdk-resources.sh
@@ -3,6 +3,9 @@
 set -ex
 
 function finalize_aidl_vndk_sdk_resources() {
+    local PLATFORM_CODENAME_JAVA='UPSIDE_DOWN_CAKE'
+    local PLATFORM_SDK_VERSION='34'
+
     local top="$(dirname "$0")"/../..
 
     # default target to modify tree and build SDK
@@ -11,11 +14,13 @@
     # This script is WIP and only finalizes part of the Android branch for release.
     # The full process can be found at (INTERNAL) go/android-sdk-finalization.
 
-    # VNDK snapshot (TODO)
-    # SDK snapshots (TODO)
     # Update references in the codebase to new API version (TODO)
     # ...
 
+    # VNDK definitions for new SDK version
+    cp "$top/development/vndk/tools/definition-tool/datasets/vndk-lib-extra-list-current.txt" \
+       "$top/development/vndk/tools/definition-tool/datasets/vndk-lib-extra-list-$PLATFORM_SDK_VERSION.txt"
+
     AIDL_TRANSITIVE_FREEZE=true $m aidl-freeze-api create_reference_dumps
 
     # Generate ABI dumps
@@ -35,8 +40,8 @@
            "$top/frameworks/base/core/res/res/values/public-final.xml"
 
     # SDK finalization
-    local sdk_codename='public static final int UPSIDE_DOWN_CAKE = CUR_DEVELOPMENT;'
-    local sdk_version='public static final int UPSIDE_DOWN_CAKE = 34;'
+    local sdk_codename="public static final int $PLATFORM_CODENAME_JAVA = CUR_DEVELOPMENT;"
+    local sdk_version="public static final int $PLATFORM_CODENAME_JAVA = $PLATFORM_SDK_VERSION;"
     local sdk_build="$top/frameworks/base/core/java/android/os/Build.java"
 
     sed -i "s%$sdk_codename%$sdk_version%g" $sdk_build
diff --git a/finalize-step-2-for-build-target.sh b/finalize-step-2-for-build-target.sh
new file mode 100755
index 0000000..caf415f
--- /dev/null
+++ b/finalize-step-2-for-build-target.sh
@@ -0,0 +1,60 @@
+#!/bin/bash
+# Continuous Integration script for *-finalization-2 branches.
+# Reverts previous finalization script commits and runs local build.
+
+set -ex
+
+function revert_to_unfinalized_state() {
+    declare -a projects=(
+        "build/make/"
+        "build/soong/"
+        "cts/"
+        "frameworks/base/"
+        "frameworks/hardware/interfaces/"
+        "frameworks/libs/modules-utils/"
+        "frameworks/libs/net/"
+        "hardware/interfaces/"
+        "libcore/"
+        "packages/services/Car/"
+        "platform_testing/"
+        "prebuilts/abi-dumps/ndk/"
+        "prebuilts/abi-dumps/platform/"
+        "prebuilts/abi-dumps/vndk/"
+        "system/hardware/interfaces/"
+        "system/tools/aidl/"
+        "tools/platform-compat"
+        "device/generic/car"
+        "development"
+    )
+
+    for project in "${projects[@]}"
+    do
+        local git_path="$top/$project"
+        echo "Reverting: $git_path"
+        baselineHash="$(git -C $git_path log --format=%H --no-merges --max-count=1 --grep ^FINALIZATION_STEP_1_BASELINE_COMMIT)" ;
+        if [[ $baselineHash ]]; then
+          previousHash="$(git -C $git_path log --format=%H --no-merges --max-count=100 --grep ^FINALIZATION_STEP_1_SCRIPT_COMMIT $baselineHash..HEAD | tr \n \040)" ;
+        else
+          previousHash="$(git -C $git_path log --format=%H --no-merges --max-count=100 --grep ^FINALIZATION_STEP_1_SCRIPT_COMMIT | tr \n \040)" ;
+        fi ;
+        if [[ $previousHash ]]; then git -C $git_path revert --no-commit --strategy=ort --strategy-option=ours $previousHash ; fi ;
+    done
+}
+
+function finalize_step_2_main() {
+    local top="$(dirname "$0")"/../..
+    local m="$top/build/soong/soong_ui.bash --make-mode TARGET_PRODUCT=aosp_arm64 TARGET_BUILD_VARIANT=userdebug"
+
+    revert_to_unfinalized_state
+
+    # vndk etc finalization
+    source $top/build/make/finalize-aidl-vndk-sdk-resources.sh
+
+    # prebuilts etc
+    source $top/build/make/finalize-sdk-rel.sh
+
+    # build to confirm everything is OK
+    AIDL_FROZEN_REL=true $m
+}
+
+finalize_step_2_main