Stock diverter valves are a common item to fail, especially on a modified car. CTS Turbo billet diverter valve is the solution!nnThis valve has a faster response time and a light weight aluminum piston. This valve will make your car handle more boost, increase airflow for better turbo response and give your car that awesome WHOOSH sound.nnKit Includes:nn• Bolt-down cap, viton o-rings.n• All-aluminum billet construction.n• Anodized black for long-lasting finish.n• Limited Lifetime WarrantynnCTS-DV-0005 is a direct replacement for any VAG vehicles, 1.8T and 2.7T (requires 2 valves for 2.7T)