The Spec 07-10 BMW 335i/135i Stage 1 Clutch Kit is designed to provide superior performance and durability for your BMW. This kit includes a high performance clutch disc, pressure plate, release bearing, and alignment tool. It is constructed from high quality materials and is designed to handle up to 500 horsepower. This clutch kit is designed to improve clutch feel, reduce drivetrain shock, and provide smooth engagement. It is the perfect choice for those looking to upgrade their BMW's performance.