you can fine-tune your M44 engine to match your driving goals—whether for spirited street driving

The DOC Race turbo kit is the ultimate turbo kit for your street machine

or piston pin

- Advanced air/oil separation

Built-in support from G4X PC Link vers 6

M54 Throttle Cable Conversion Kit S65 Springs you can fine-tune your M44The Throttle Cable Conversion Kit is engineered to convert your OEM drive by wire throttle body into a cable controlled system. Designed for BMW M54 engines, this kit replaces the factory electronic throttle actuator, delivering a more responsive and direct throttle feelperfect for high performance builds that demand precision. By eliminating the electronic throttle actuator, this conversion restores direct control between the throttle pedal and