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2011 - 2013 Mercedes Benz S550 - M278 V8 Bi-turbo 4.7L - Performance ECU Tuning 530i You will then be able

SKU 75457670516
4.4
Description

You will then be able to connect the cable to your obd2 port and laptop

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4L V8 Twin Turbo

Engine: N55 PWG - Pneumatic Wastegate

This is a bench flash service

2011 - 2013 Mercedes Benz S550 - M278 V8 Bi-turbo 4.7L - Performance ECU Tuning 530i You will then be ablePerformance 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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