ESS E6X M5 / M6 SMG Transmission Software
SKU: ESS-101-70SMG
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.
