Some wiring modifications will be required

Upgrade your BMW N54 engine with our 5150 AutoSport High-Performance Rod Bearing Kit—an essential solution for replacing the factory rod bearings and rod bolts that are prone to failure

(32) High-Performance Springs

Step 3: Tighten to 95 ft-lbs

Kies Motorsports Charge Pipe, BMW F1X N55 1300556 Some wiring modifications will be*NOTE: 7. 5in aftermarket Front Mount Intercoolers may have issues mounting* The charge pipe and boost pipe are the pipes that hold pressurized air from your turbo and take it to your engine. Unfortunately, BMW typically makes OEM charge pipes out of plastic or rubber, which is a terrible idea for holding pressurized air. While this is a very cost effective thing for a manufacturer to do, they typically fail when the plastic starts to age, especially