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Shot blasted surface
F82 & F83 M4 and F87 M2 Competition
- adaptive damper control remains active
Handmade in Austria
Marked improvement in safety and performance without additional spring changes (standard springs can be used)
Wavetrac Differential - BMW E30 | E36 M3 / Z3M X6M (F86) Shot blasted surfaceSimply 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,
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