ESS Tuning

ESS E39 5-Series ME7 Steptronic Transmission Software

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Optimized Steptronic transmission software, recommended for both for NA and Supercharged applications. Increases shift firmness under heavy acceleration and increases the transmission's capability to hold power during shifts. The software incorporates a higher 6300RPM shift point, and must be used in combination with ESS Performance NA software or ESS SC software.

When you order this product, you will receive information on how to remove your transmission control unit for shipment to an ESS reprogramming center near you.



BMW E39 5-Series 540i 1999 - 2004

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