S85 SMG Transmission Software

Optimized SMG transmission software. Increases shift firmness in S4/5/6 and increases launch control RPM to 4100RPM on US spec M5/M6's.

When you order this product, you will receive our USB to OBD programming interface. A laptop that is Windows compatible is required.

Application intended for: BMW E60 E61 E63 E64 M5 M6 with SMG