Jack cross
Mar 2026
Really happy with the remap done on my car, polite, efficient service and would highly recommended
Posted on Google · view on our Google profileBMW M4 F82/F83 ECU Remapping
Stage 1 £599
Get my quote →The BMW M4 F82/F83 (2014 to 2016) leaves the factory with 431 PS and 550 Nm from its 3.0 petrol engine. Our Stage 1 estimate takes it to 520 PS and 700 Nm, roughly 21% more power and 27% more torque.
BMW
ECU confirmed on inspection
M4
F82/F83 · 3.0
Stage 1 estimate
520 PS
STX Tuning
Stage 1 price
£599
Stage 1 ECU remap
Estimated gain
+89 PS · +150 Nm
Power
Torque
Figures are STX Tuning estimates for a healthy standard car, not a dyno result for your vehicle. Power is shown in PS. These are existing vehicle library estimates, not independently measured results.
WhatsApp STX TuningF80 M3 and F82/F83 M4 models use the S55 twin turbocharged straight six, a different engine and ECU platform from the later S58 cars. Standard, Competition and CS versions are listed separately.
Gearbox type matters on these cars, so tell us whether yours is manual, DCT or automatic and whether anything has already been changed.
What we do
From Stage 1 and Stage 2 ECU remapping to gearbox tuning and supporting performance upgrades, STX Tuning offers specialist vehicle software and tuning services for compatible petrol and diesel cars and vans.
Explore the available options for your exact vehicle at our Slough workshop, with suitable mobile ECU remapping appointments available across selected surrounding areas.
Not sure which tuning service you need?
Tell us what you drive and what you'd like to achieve. We'll check your vehicle and help you explore the available options.
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