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ESS Tuning - Piggyback Backend ECU Software - BMW S63TÜ

Backend ECU software for the 2012+ M5/M6 for use with aftermarket piggyback controllers that control boost, etc.

$695.00
SKU
ESS030

Backend ECU software for the 2012+ M5/M6 for use with aftermarket piggyback controllers that control boost, etc.

Features
- Correct AFR control for higher boost pressure. AFR target is set to 12:1 under high load/boost conditions.
- Removed top speed governor
- Increased RPM limiter (+400RPM)
- Removal of catalytic converter diagnostic functionality (for off road use only)
- Removal of cat heat cycle (for off road use only)

Note: This software does not offer any performance gains without a piggyback controller installed. The piggyback ECU software intended to be used as an elevated platform, specifically designed for piggyback type devices.

More Information
BMW Fitments F10 M5, F12/F13/F06 M6, F85 X5M, F86 X6M