MMX locks your G8X differential solid—stronger, sharper, torque-directing, track-ready.
BMW G80 M3 S58 3.0L LSD & Differential Upgrades
Extreme-Pressure Steel Plug With Hex Drive - Fluoroelastomer Rubber Gasket, 9/16"-18 UN/UNF Thread
10X Entries Into Our F80 M3 Sweepstakes
This kit addresses the inherent weakness in the G8X rear end by filling the air gaps in the front differential bushings with high-strength billet aluminum.
2X Entries Into Our F80 M3 Sweepstakes
By utilizing a dual-point system that secures the diff at four points on the unit itself and subframe mounting areas, this kit provides a rock-solid connection.
2X Entries Into Our F80 M3 Sweepstakes
An essential upgrade for tuned vehicles or anyone seeking a more connected and predictable driving experience under heavy load.
2X Entries Into Our F80 M3 Sweepstakes