this kit is ideal for applications demanding high power output and efficiency

antilock brake systems

00mm Intake / 11

Optimized for Boosted N63 Engine Builds

different diameter pumps can be used

BMW S55 Lifter Shim Set by Ferrea 1300142 this kit is ideal forFerrea Lifter Shim Set for BMW S55 Engines The Ferrea Racing Lifter Shim Set is specifically designed to optimize the valvetrain stability of BMW S55 engines, delivering smooth, consistent performance at high RPMs and under demanding conditions. These precision engineered shims fit beneath the stock hydraulic lifters to limit lifter travel, preventing valve float and improving throttle response. Whether you're running high boost setups or prepping