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435i(x) (2013-2016)
The AIRTEC Billet Short Shifter features two different positions
SACHS Performance Clutch Kit specifications:
There is also less chance of losing power because of a lowered fuel octane rating
Replaces OEM part number:- 50821-S6M-013
Wavetrac ATB Helical Limited Slip Differential - BMW E30-E36: 325i M3; E24: 633i 635i; E28: 533i 535i (188) milltek-model-Impreza 435i(x) (2013-2016)Simply put Wavetrac is the only gear diff on the market that does not lose all drive when one axle is unloaded. Axles become unloaded in aggressive driving, track cornering, extremely slick surfaces, etc. It happens more than most people realise. We wont go into torque bias ratios or the concept of how torque biasing diffs work at this point. Lets get to how the Wavetrac affects performance: For example, you have a conventional gear diff (OEM, Quaife,