Custom Chiptuning Files Online
Professional ECU tuning files prepared for your exact vehicle, ECU, engine and performance goal — built from your original file, never a generic map.
Handled end-to-end through your dashboard: select the vehicle, upload the original readout, set your goal, and receive an optimized file built around your fuel type, stage and hardware setup.
From original file to optimized tune
Upgrade your vehicle without a workshop visit — the whole request is handled online, from your original readout to the finished file.
Select vehicle
Find your exact model in the catalog and start a request.
Upload original
Read your ECU with your own tool and upload the original file.
Set your goal
Tell us the stage, fuel and any hardware on the vehicle.
We optimize
We prepare your custom file and correct the checksum.
Write it back
Download the finished file and flash it to the vehicle.
Built around your vehicle, not a generic map
From Your Original File
We optimize your vehicle's real software for compatibility and controlled results.
Stage Matched
Calibrated to your stage, fuel system, turbo setup and hardware modifications.
Petrol & Diesel
Files for stock cars, Stage 1, Stage 2, diesel and petrol engines, and vans.
Safe Limits
Power, torque and smoke kept within safe limits for the engine's condition.
Checksum Corrected
Every file is checksum-corrected and ready to write back to the ECU.
Worldwide & Digital
Fast online delivery with Switzerland-based support, wherever you are.
Reliable ECU file support
Our custom chiptuning files support workshops, tuning partners and performance builds that need dependable, repeatable file work.
Start your file request online
The process runs through your ABG Performance dashboard. After logging in, create a new tuning file request, upload the original ECU file, add the vehicle details and complete the order. Our team reviews your request and responds as fast as possible.
Not sure whether your vehicle is supported? Check the vehicle catalog first, or contact our team before creating a new file request.
Ready to upgrade your vehicle?
Register to start a request, or browse the catalog to check your vehicle and available stages.