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The stock DME calibration is suited to the high back pressure smaller diamater stock header system
cornering and stability
The engine found in the 125i respond well to the right type of ECU software
Select the optional Akrapovic sound kit for adjustable sound
Evolve ECU Remap Performance Upgrade - BMW E9X 3 Series 330D (241 BHP) M5 (F10) The stock DME calibration isThe software upgrade was designed and tested at our dyno facility and on road to give optimal performance with maximum safety. Much time was taken to develop the software to give improved throttle response and factory like drivability with a progressive power delivery. The end result is a 330d which is significantly faster to accelerate and smoother to drive while at the same time returning 10 15% improved fuel economy. Overview: + 50 bhp @ 4250rpm 50