Wavetrac Differential - BMW E46 M3 | E92 M3 | E60 M5 | E63 M6 A1 (GB) - long lasting

- long lasting

dramatically improve gas flow for better turbo spool and reduced back pressure

“Drop-in fit” requiring no modifications to install

7lbs weight as the standard smaller steel G8X brace

NOTE: This Rear Diffuser is compatible with F40 M Sport models only

Wavetrac Differential - BMW E46 M3 | E92 M3 | E60 M5 | E63 M6 A1 (GB) - long lastingSimply 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,