ECU File Service
🇬🇧 ECU File Service — custom tuning files
Professional ECU file service for tuners and workshops worldwide. Upload your original file, our engineers prepare your custom-made modified file and deliver it within 1 hour max during our opening hours.
Every file is individually prepared by an ECU Performance engineer from your original read. No generic ready-made files.
How it works
Order your modification
Choose your services in the shop (Stage 1, E85 flexfuel, deactivations, Tuning Pro…). Pay by card or with ECU tokens.
Upload your ORI file
Send the file read with your tool (KESS, KTAG, Autotuner, CMD, Trasdata…) together with the vehicle details.
Receive your MOD file
Custom file, corrected checksum, verified before delivery — within 1 hour max during opening hours.
Our services
- Stage 1 tuning — typically +20 to +30 % power and torque on turbocharged engines.
- E85 flexfuel conversion — native ethanol support with optimised cold start, any E85/petrol blend.
- Deactivation pack — DPF, EGR, AdBlue, DTC off, swirl flaps… (track / export use only).
- Tuning Pro — HardCut, Pop & Bang, VMAX off, Launch control.
- Immo OFF — immobiliser removal (EEPROM / flash).
- Gearbox (TCU) tuning — DSG DQ200/250/381/500, ZF 8HP.
Check if your ECU is supported on our supported ECUs page — Bosch EDC/MED/MG1/MD1, Siemens/Continental SID & SIMOS, Delphi DCM, Marelli, Denso, Kefico and more.
ECU tokens — best value for professionals
1 token = 1 EUR of service. Top up your account with a pack and get free tokens: Pack 100 → −5 · Pack 500 → −10 · Pack 1000 → −20. One discount per order on services ≥ 50 EUR.
ORI backup kept
Your original file is archived: stock restore available at any time.
File checked before delivery
Corrected checksum and maps verified by an engineer.
1 hour max delivery
MOD files delivered within 1 hour max during opening hours.
After-flash support
Any issue after flashing? We assist you until it is fully solved.
Ready to order?
Open the file service (product names are displayed in French — contact us if you need help) • Contact an engineer • WhatsApp button at the bottom of the page.
Orders are governed by our French terms and conditions (CGV). Deactivation services are intended for track or export use only. Payments are securely processed by Stripe.