Premium Mappack Files
Unlock the full power of ECU customization with professional-grade definitions. Precision engineering for tuning experts.
Tested & Verified
Every mappack in our OBDTUNING database undergoes rigorous testing to ensure 100% compatibility and map accuracy.
Instant Sync
No waiting for emails. Sync your WinOLS with our reseller database and get instant access to your purchased files.
Wide Coverage
From Bosch EDC17 to the latest MD1/MG1 and SID ECUs, we provide comprehensive map definitions for all major brands.
Your Trusted Source for Professional Tuning
Welcome to MyOLSx, where precision meets performance. Whether you’re a professional tuner or a passionate enthusiast, our high-quality Mappack files are designed to make your ECU tuning process smoother, faster, and more effective.
Mappack files play a crucial role in identifying and customizing maps within the ECU. With OBDTUNING, you’ll receive professionally optimized files that integrate seamlessly with WinOLS software.