Highly recommended for high power setups. Replaces the weak oem crush sleeve (a mandatory requirement when replacing a pinion gear), which can/will fail under high load, leading to premature diff failure
MFACTORY BMW FITMENT GUIDE
E36/E39/E46 All Fitments – THE LSD IS A DIRECT BOLT ON REPLACEMENT
E8X/E9X/E60 non 35-i – THE LSD IS A DIRECT BOLT ON REPLACEMENT
E8X/E9X/E60 35i AT – THE LSD IS A DIRECT BOLT ON REPLACEMENT
E8X/E9X/E60 35i MT < 03/2007 (inc. 335d) – THE LSD IS A DIRECT BOLT ON REPLACEMENT
E8X/E9X/E60 35i MT > 03/2007 (inc. 335d) – THE LSD REQUIRES EITHER THE OE CROWN WHEEL TO BE WELDED TO IT OR A NEW MFACTORY FINAL DRIVE FITTED (MF-TRS-02E25, MF-TRS-02E28, MF-TRS-02E31)
E8X/E9X/E60 35i DCT – THE LSD REQUIRES EITHER THE OE CROWN WHEEL TO BE WELDED TO IT OR A NEW MFACTORY FINAL DRIVE FITTED (MF-TRS-02E25, MF-TRS-02E28, MF-TRS-02E31)
F20/F30 All Fitments – THE LSD REQUIRES EITHER THE OE CROWN WHEEL TO BE WELDED TO IT OR A NEW MFACTORY FINAL DRIVE FITTED (MF-TRS-02E25, MF-TRS-02E28, MF-TRS-02E31)