iulian cirloaba
Feb 2025
"Really happy with the remap done on my car, polite, efficient service and would highly recommended!!!!!!!!!
Posted on Google · view on our Google profileBMW X7 M50i G07 ECU Remapping
BMW X7 M50i G074.4 N63 V8 · 2019–2022
Stage 1 £699
Get my quote →The BMW X7 M50i G07 (2019 to 2022) leaves the factory with 530 PS and 750 Nm from its 4.4 petrol engine. Our Stage 1 estimate takes it to 650 PS and 850 Nm, roughly 23% more power and 13% more torque.
BMW
ECU confirmed on inspection
X7 M50i
G07 · 4.4
Stage 1 estimate
650 PS
STX Tuning
Stage 1 price
£699
Stage 1 ECU remap
Estimated gain
+120 PS · +100 Nm
Power
Stock
530 PS
Stage 1
650 PS
Torque
Stock
750 Nm
Stage 1
850 Nm
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 TuningWhat we do
More than just ECU remapping.
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.
- Stage 1 & Stage 2 ECU RemappingStage 1Stage 2
- Turbo Petrol ECU Tuning
- Turbo Diesel ECU Tuning
- Pops & Bangs
- Performance Remapping
- Economy ECU Remapping
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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