BMW S55 Lifter Shim Set by Ferrea 11247586492 Upgrade the performance of your

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BMW S55 Lifter Shim Set by Ferrea 11247586492 Upgrade the performance of yourFerrea 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