Turbosmart BMW 135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Plumb Back Kit

The Turbosmart Kompact Plumb Back Kit is a high-performance upgrade designed for the factory plastic diverter and bypass valves on turbocharged BMW models, including the 135i, 335i, 535i, and Z4 with the N54 3.0L twin-turbo engine. This kit replaces the original plastic and rubber components with a Motorsport-Proven billet aluminum valve, enhancing durability and reliability. It utilizes Turbosmart's boost-balance system to optimize boost control, ensuring consistent performance and long-term operation. The Kompact range is engineered to improve throttle response, reduce compressor surge, and provide a more responsive driving experience, making it suitable for enthusiasts seeking a reliable upgrade for both daily driving and spirited use.

This product is specifically designed for BMW models equipped with the N54 twin-turbo 3.0L engine, covering model years from 2008 to 2013. It is a direct bolt-on replacement for the factory valves, requiring no additional modifications for installation. The kit includes the billet aluminum valves and necessary hardware for a straightforward upgrade. Ideal for street and track applications, this upgrade enhances boost stability and overall engine responsiveness, contributing to improved performance and reliability under demanding driving conditions.