All pumps use check valves that prevent back-flow

Follow proper torque sequence and specifications when installing head studs or bolts

a Radium Direct Mount Regulator can be installed in the front port of the fuel rail

Engineered for BMW S54 engines with 139 mm rods

BMW S63 Turbo Build Kit Kit:Level 1 All pumps use check valvesThe 5150 AutoSport Pro Series Turbo Build Kit: An all inclusive arsenal of internals custom assembled to prepare your BMW S63 engine for high horsepower, turbocharged performance. A Kit for Every Build and Budget There is no one size fits all, which is why we offer several stages of upgrade. Through careful selection and pairing of components, we are able to offer customers a variety of kit options, catering to each build and budget. Options: Level 1