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Works with SuperTech Valve Springs ONLY
2013-17 BMW F33 420i2013-17 BMW F33 425d
sharper throttle response
Constructed with rugged
which is crucial for engines subjected to forced induction or racing
BMW S58 Lifter Shim Set by Ferrea ZF 8HP75 Works with SuperTech Valve SpringsThe Ferrea Racing Lifter Shim Set is designed to optimize the performance of BMW S58 engines by improving valvetrain stability. Installed beneath the stock hydraulic lifters, these precision shims reduce lifter travel distance, preventing valve float and enhancing power delivery under demanding conditions. Prevent Valve Float at High RPMs Whether you're running high boost setups or pushing high RPMs, valve float can become a serious issue. This occurs
US$ 95.00
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US$ 49.95
