BMW F-Series M2 M3 M4 Differential Upgrade
Upgrade your F-series M differential with a Superlock, Hyperlock or Drexler limited slip differential. Achieve the ultimate in stability with a true mechanical LSD solution.
Machined in-house and set up to suit your motorsport needs. Includes new side bearings, side seals, side shims, gasket, motor delete and hardware.
