Wavetrac Differential - BMW E30 | E36 M3 / Z3M X6 (E71) 435i Cabrio (F33)

435i Cabrio (F33)

FOR LEFT HAND DRIVE CARS ONLY

to be louder and lighter (-4

Gains are 20 BHP and 20 lb/ft torque

providing hardware that is an exact match to the original BMW hardware

Wavetrac Differential - BMW E30 | E36 M3 / Z3M X6 (E71) 435i Cabrio (F33)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,