diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactPackageTurboModuleManagerDelegate.java b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactPackageTurboModuleManagerDelegate.java
index a7a23911199..c0d7e7cfdc5 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactPackageTurboModuleManagerDelegate.java
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactPackageTurboModuleManagerDelegate.java
@@ -44,6 +44,12 @@ public abstract class ReactPackageTurboModuleManagerDelegate extends TurboModule
         && ReactFeatureFlags.unstable_useTurboModuleInterop;
   }
 
+  private static boolean shouldRouteTurboModulesThroughInteropLayer() {
+    return ReactFeatureFlags.enableBridgelessArchitecture
+        && ReactFeatureFlags.unstable_useTurboModuleInterop
+        && ReactFeatureFlags.unstable_useTurboModuleInteropForAllTurboModules;
+  }
+
   protected ReactPackageTurboModuleManagerDelegate(
       ReactApplicationContext reactApplicationContext, List<ReactPackage> packages) {
     super();
@@ -146,22 +152,25 @@ public abstract class ReactPackageTurboModuleManagerDelegate extends TurboModule
   @Nullable
   @Override
   public TurboModule getModule(String moduleName) {
+    if (shouldRouteTurboModulesThroughInteropLayer()) {
+      return null;
+    }
+
     NativeModule resolvedModule = null;
 
     for (final ModuleProvider moduleProvider : mModuleProviders) {
       try {
         final ReactModuleInfo moduleInfo = mPackageModuleInfos.get(moduleProvider).get(moduleName);
-        if (moduleInfo == null
-            // Skip TurboModule-incompatible modules
-            || !moduleInfo.isTurboModule()
-            || resolvedModule != null && !moduleInfo.canOverrideExistingModule()) {
-          continue;
+        if (moduleInfo != null
+            && moduleInfo.isTurboModule()
+            && (resolvedModule == null || moduleInfo.canOverrideExistingModule())) {
+
+          final NativeModule module = moduleProvider.getModule(moduleName);
+          if (module != null) {
+            resolvedModule = module;
+          }
         }
 
-        final NativeModule module = moduleProvider.getModule(moduleName);
-        if (module != null) {
-          resolvedModule = module;
-        }
       } catch (IllegalArgumentException ex) {
         /**
          * TurboReactPackages can throw an IllegalArgumentException when a module isn't found. If
@@ -191,17 +200,16 @@ public abstract class ReactPackageTurboModuleManagerDelegate extends TurboModule
     for (final ModuleProvider moduleProvider : mModuleProviders) {
       try {
         final ReactModuleInfo moduleInfo = mPackageModuleInfos.get(moduleProvider).get(moduleName);
-        if (moduleInfo == null
-            // Skip TurboModule-compatible modules
-            || moduleInfo.isTurboModule()
-            || resolvedModule != null && !moduleInfo.canOverrideExistingModule()) {
-          continue;
+        if (moduleInfo != null
+            && (!moduleInfo.isTurboModule() || shouldRouteTurboModulesThroughInteropLayer())
+            && (resolvedModule == null || moduleInfo.canOverrideExistingModule())) {
+
+          final NativeModule module = moduleProvider.getModule(moduleName);
+          if (module != null) {
+            resolvedModule = module;
+          }
         }
 
-        final NativeModule module = moduleProvider.getModule(moduleName);
-        if (module != null) {
-          resolvedModule = module;
-        }
       } catch (IllegalArgumentException ex) {
         /**
          * TurboReactPackages can throw an IllegalArgumentException when a module isn't found. If
@@ -212,7 +220,8 @@ public abstract class ReactPackageTurboModuleManagerDelegate extends TurboModule
     }
 
     // Skip TurboModule-compatible modules
-    if (resolvedModule instanceof TurboModule) {
+    boolean isLegacyModule = !(resolvedModule instanceof TurboModule);
+    if (!(isLegacyModule || shouldRouteTurboModulesThroughInteropLayer())) {
       return null;
     }
 
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/config/ReactFeatureFlags.java b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/config/ReactFeatureFlags.java
index 40d777c5b23..a4dfdbca6f5 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/config/ReactFeatureFlags.java
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/config/ReactFeatureFlags.java
@@ -28,6 +28,14 @@ public class ReactFeatureFlags {
   /** In Bridgeless mode, should legacy NativeModules use the TurboModule system? */
   public static volatile boolean unstable_useTurboModuleInterop = false;
 
+  /**
+   * Temporary flag that will be used to validate the staibility of the TurboModule interop layer.
+   * Force all Java NativeModules that are TurboModule-compatible (that would have otherwise gone
+   * through the C++ codegen method dispatch path) instead through the TurboModule interop layer
+   * (i.e: the JavaInteropTurboModule method dispatch path).
+   */
+  public static volatile boolean unstable_useTurboModuleInteropForAllTurboModules = false;
+
   /**
    * Should this application use the new (Fabric) Renderer? If yes, all rendering in this app will
    * use Fabric instead of the legacy renderer.
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/turbomodule/core/TurboModuleManager.java b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/turbomodule/core/TurboModuleManager.java
index b98d9ed6879..abfb6c82ebd 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/turbomodule/core/TurboModuleManager.java
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/turbomodule/core/TurboModuleManager.java
@@ -74,7 +74,7 @@ public class TurboModuleManager implements JSIModule, TurboModuleRegistry {
         new ModuleProvider<TurboModule>() {
           @Nullable
           public TurboModule getModule(String moduleName) {
-            if (delegate == null) {
+            if (delegate == null || shouldRouteTurboModulesThroughInteropLayer()) {
               return null;
             }
 
@@ -104,10 +104,12 @@ public class TurboModuleManager implements JSIModule, TurboModuleRegistry {
 
             NativeModule nativeModule = delegate.getLegacyModule(moduleName);
             if (nativeModule != null) {
-              // TurboModuleManagerDelegate.getLegacyModule must never return a TurboModule
-              Assertions.assertCondition(
-                  !(nativeModule instanceof TurboModule),
-                  "NativeModule \"" + moduleName + "\" is a TurboModule");
+              if (!shouldRouteTurboModulesThroughInteropLayer()) {
+                // TurboModuleManagerDelegate.getLegacyModule must never return a TurboModule
+                Assertions.assertCondition(
+                    !(nativeModule instanceof TurboModule),
+                    "NativeModule \"" + moduleName + "\" is a TurboModule");
+              }
               return nativeModule;
             }
             return nativeModule;
@@ -120,6 +122,12 @@ public class TurboModuleManager implements JSIModule, TurboModuleRegistry {
         && ReactFeatureFlags.unstable_useTurboModuleInterop;
   }
 
+  private static boolean shouldRouteTurboModulesThroughInteropLayer() {
+    return ReactFeatureFlags.enableBridgelessArchitecture
+        && ReactFeatureFlags.unstable_useTurboModuleInterop
+        && ReactFeatureFlags.unstable_useTurboModuleInteropForAllTurboModules;
+  }
+
   public List<String> getEagerInitModuleNames() {
     return mEagerInitModuleNames;
   }
@@ -134,7 +142,8 @@ public class TurboModuleManager implements JSIModule, TurboModuleRegistry {
   @Nullable
   private NativeModule getLegacyJavaModule(String moduleName) {
     final NativeModule module = getNativeModule(moduleName);
-    return !(module instanceof CxxModuleWrapper) && !(module instanceof TurboModule)
+    return !(module instanceof CxxModuleWrapper)
+            && (shouldRouteTurboModulesThroughInteropLayer() || !(module instanceof TurboModule))
         ? module
         : null;
   }
@@ -143,7 +152,8 @@ public class TurboModuleManager implements JSIModule, TurboModuleRegistry {
   @Nullable
   private CxxModuleWrapper getLegacyCxxModule(String moduleName) {
     final NativeModule module = getNativeModule(moduleName);
-    return module instanceof CxxModuleWrapper && !(module instanceof TurboModule)
+    return module instanceof CxxModuleWrapper
+            && (shouldRouteTurboModulesThroughInteropLayer() || !(module instanceof TurboModule))
         ? (CxxModuleWrapper) module
         : null;
   }
@@ -151,6 +161,9 @@ public class TurboModuleManager implements JSIModule, TurboModuleRegistry {
   @DoNotStrip
   @Nullable
   private CxxModuleWrapper getTurboLegacyCxxModule(String moduleName) {
+    if (shouldRouteTurboModulesThroughInteropLayer()) {
+      return null;
+    }
     final NativeModule module = getNativeModule(moduleName);
     return module instanceof CxxModuleWrapper && module instanceof TurboModule
         ? (CxxModuleWrapper) module
@@ -160,6 +173,9 @@ public class TurboModuleManager implements JSIModule, TurboModuleRegistry {
   @DoNotStrip
   @Nullable
   private TurboModule getTurboJavaModule(String moduleName) {
+    if (shouldRouteTurboModulesThroughInteropLayer()) {
+      return null;
+    }
     final NativeModule module = getNativeModule(moduleName);
     return !(module instanceof CxxModuleWrapper) && module instanceof TurboModule
         ? (TurboModule) module