This short shift kit from Racing Dynamics is the new popular GTR style mad for the BMW E46 M3. This shift kit educes the shift movement 30%, comes with upgraded bushing, spherical bearing, and new isolation design in shift lever to reduce transmission and road vibration and noise. This shifter is manufactured out of stainless steel and aluminum and engineered for quick and smooth gear shifts. Gives the best crisp feel of all quick shifters. Shifter allows use of original gear shift knob.