BMW B46 Valve Springs by SuperTech Seat Pressure:84 lbs and high-performance street builds

and high-performance street builds

a common issue with the direct fuel injection N20 and N26 engines

Includes Spindles with 51 mm Strut Ø

Racing or Stock Factory Replacement applications

- 2015-18 BMW F80 M3 S55 3

BMW B46 Valve Springs by SuperTech Seat Pressure:84 lbs and high-performance street buildsSupertech Valve Springs for the BMW B46 engine are engineered for high performance builds that demand reliable valvetrain control at high RPMs. Whether you're chasing power on the street or building for track duty, these springs are designed to reduce valve float, improve stability, and maintain precise valve operation under extreme conditions. Developed with advanced materials and exacting tolerances, Supertech valve springs offer significantly