Six injector runs for port injection

2021+ G22 > 430i xDrive

Please Note: All engine modifications should be performed by a qualified professional to ensure a proper and safe installation process and a reliable

and S52 inline-six engines

Crafted for long-term durability

BMW / Toyota B58 Lifter Shim Set by Ferrea Engine Harness Six injector runs for portMaximize the performance of your BMW Toyota B58 engine with the Ferrea Racing Lifter Shim Set. Designed to improve valvetrain stability, these precision shims fit beneath the factory hydraulic lifters, reducing their travel distance. This helps eliminate valve float, ensuring consistent power delivery at high RPMs and under heavy boost. Prevent Valve Float at High RPMs In high revving or turbocharged B58 setups, excess stress on the valvetrain can