If you're serious about professional ECU tuning, WinOLS is the software you need. Developed by EVC, WinOLS is the industry-standard tool used by thousands of tuning workshops worldwide to read, edit, and write ECU files with unmatched precision.
Why WinOLS is the #1 Choice for ECU Tuners
WinOLS gives you direct binary-level access to ECU data, allowing you to visualize and modify maps in 2D and 3D, compare original vs. modified files side by side, and manage unlimited customer projects — all in one powerful application.Key Features at a Glance
- 🗺️ 3D and 2D map visualization for easy ECU parameter identification
- 🔍 Automatic map detection inside ECU binary files
- ✏️ Hexadecimal and decimal raw data editing
- ✅ Built-in checksum correction to prevent ECU errors after flashing
- 📂 Project-based organization with up to 200 versions per file
- 🔌 Plugin support for DPF removal, EGR adjustment and more
- 🚗 Compatible with Bosch, Delphi, Siemens, Denso and all major ECU brands
- 💻 Windows 10 and Windows 11 compatible
What Can You Achieve with WinOLS?
With WinOLS, professional tuners can:
- Increase horsepower and torque for performance gains
- Optimize fuel economy and injection timing
- Remove DPF, EGR and Adblue limitations
- Adjust boost pressure, ignition timing and AFR
- Create Stage 1, Stage 2 and fully custom tuning files
Who is WinOLS For?
WinOLS is designed for professional tuning workshops, independent remappers, and advanced enthusiasts who need a reliable, feature-rich tool to handle complex ECU files. Whether you're working on passenger cars, trucks, or agricultural machinery, WinOLS has you covered.
Ready to Start Professional ECU Tuning?
Get the full version of WinOLS 4.7 with instant digital delivery, activation, and technical support included.