Wavetrac Differential - BMW E30 | E36 M3 / Z3M M3 (E30) making the whole system ECE

making the whole system ECE compliant – and so no remapping is needed for this performance upgrade

DIRECTIONAL

Built from high-grade lightweight titanium to reduce weight

A special coatingguarantees a state-of-the-art look

Wavetrac Differential - BMW E30 | E36 M3 / Z3M M3 (E30) making the whole system ECESimply 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,