primary and secondary spring

Tuning Precision: 125-270 spring rate engineered for optimum engagement RPM and crisp backshifting

or running high-performance ECU flashes on your XP Turbo or RS1

and Pro S models

BMP has the right kit for you with the X3 Clutch Essentials Tool Kit

Power Vision 3 + Tune / General 1000 Select Tune level:Level 2 primary and secondary springGeneral XP1000 models Device Features: Flash performance tunes via OEM diagnostic connector, no need to remove and send out ECU Display vehicle data channels in real time Weather resistant for use in all conditions High contrast display, visible in direct sunlight For updating tune files or receiving your tune via email you must use PC. Will not work on MAC BMP Performance Tunes: Fueling revised for maximum power and torque extreme horsepower gains