The Buna cooler pump is designed for use with standard oils and coolants

00mm Intake / 11

Offered in 7 bore sizes to match your setup

you'll get to revel in the sound of turbo spool and BMW's legendary induction sound with every RPM

Torque all 11 mm studs as follows:

BMW N55 Lifter Shim Set by Ferrea 1750.34.14.14.6 The Buna cooler pump isFerrea Lifter Shim Set for BMW N55 Engines The Ferrea Racing Lifter Shim Set is specifically engineered to enhance the valvetrain stability of BMW N55 engines, ensuring smooth performance under high RPMs and extreme conditions. These precision shims install beneath the stock hydraulic lifters to reduce lifter travel, preventing valve float and improving throttle response. Whether youre running high boost setups or preparing for competitive motorsport,