About

Precision ECU file service

YAS Tuning is a professional chiptuning file service for workshops and independent tuners. Upload a stock ECU read and receive a safe, tested, ready-to-flash tuning file, quality calibration and human support, not one-click automated maps.

1K+

Returning partners

95%

Orders same day

100+

Supported ECU families

What sets us apart

Pro calibrators, every file is reviewed by experienced calibrators, keeping torque delivery smooth and component load in check.
Reliable delivery, predictable turnaround, clear status and revision support.
Safety first, checksum-corrected files, tuned within factory tolerances.

Licensing & tools

We operate with EVC-licensed calibration access and work with mainstream tools including Alientech, Autotuner and CMD. See our supported tools.

Company

YASTUNING OÜ
Pae 25-47, 11414 Tallinn, Estonia
VAT EE102354272

YASTUNING sp. z o.o.
Warsaw, Poland
VAT PL9512553853