Its AISI 304 stainless steel rings embed into the aluminum head for superior sealing

Through careful selection and pairing of components

Connect directly to the ECU via built-in Wifi Access Point

they are the perfect fit for turbocharged builds

BMW B46 Valves by SuperTech F87 Its AISI 304 stainless steelThe SuperTech High Performance Valve Kit for BMW B46 Engines is expertly crafted to meet the needs of enthusiasts seeking improved performance, durability, and reliability. Designed specifically for the B46 4 cylinder engine, this kit is ideal for applications demanding high power output and efficiency, including racing, street performance, and track use. Engineered with precision by SuperTech, a trusted name among engine builders, these high