Pay in 4 interest-free payments of $78.12 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
"No start in 200 miles
Hassle-Free Plug-and-Play Cloning: Fully cloned ECUs are ready to install with no additional programming required
With the EWS delete
Stage 1 tune - +30WHP +40WTQ at the wheels
BMW N63 with MSD85 Performance ECU tuning software
2011 - 2013 Mercedes Benz S550 - M278 V8 Bi-turbo 4.7L - Performance ECU Tuning ECU CLONING "No start in 200 milesPerformance Flash Tune for Mercedes Benz S550 W221 with M278 4. 7L V8 Bi Turbo Engine with MED17. 7. 1 MED17. 7. 3 ECU. S550 M278 Performance Flash Tune Stage 1 gains: 76WHP @ 3500RPM 118WTQ @ 3500RPM Performance tuning modifies torque limiter maps, boost levels, fuel maps, ignition timing advance maps and more. All to help safely increase HP TQ, while keeping good drive ability and factory fail safes limp protection in place. Factory emissions remain
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