2014-2020 BMW F82 F83 M4 - S55 Twin Turbo MEVD17 - Performance DME ECU Tuning S55 ECU Flash Type:S55 M4 ECU Remote Flash 2009-2012 Mercedes-Benz R320 Diesel (W251)

2009-2012 Mercedes-Benz R320 Diesel (W251)

we return the virginized DME ready for OBD2 syncing

Get Your SL550 or SL63 AMG Back on the Road

Please verify you have an FRM3 before sending it in

2014-2020 BMW F82 F83 M4 - S55 Twin Turbo MEVD17 - Performance DME ECU Tuning S55 ECU Flash Type:S55 M4 ECU Remote Flash 2009-2012 Mercedes-Benz R320 Diesel (W251)BMW S55B30 Performance ECU tuning software for 2014 2019 BMW F82 F83 M4. BMW S55 Performance DME Software increase your HP, Torque, Speed Limiter and overall transforms your M3. F82 M4 S55 Stage 1 tuning gains: 72WHP @ 4500RPM 92WTQ @ 3000RPM 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