ECU Programming & Remapping

More Power

Increase Performance

Reduce Fuel Consumption

BMW 4 Series Coupe

BMW

ECU Technologies is one of the most respected remapping brands in the market today. We have the most talented team of software file writers and technical support staff in the remapping market and our biggest strength is in our people, not just our own staff, but also our great team.

Model Original BHP Tuned BHP Original NM Tuned NM
420 Luxury-184 184 229 24% 270 351 30%
420 M Sport-184 184 229 24% 270 351 30%
420 Modern-184 184 229 24% 270 351 30%
420 SE-184 184 229 24% 270 351 30%
420 Sport-184 184 229 24% 270 351 30%
420 xDrive Luxury-184 184 229 24% 270 351 30%
420 xDrive M Sport-184 184 229 24% 270 351 30%
420 xDrive Modern-184 184 229 24% 270 351 30%
420 xDrive SE-184 184 229 24% 270 351 30%
420 xDrive Sport-184 184 229 24% 270 351 30%