Description
Unlock additional power and improved drivability from your BMW E39 M5 with the RK-Tunes Performance Tune. Developed through extensive Dynojet testing and real-world road validation, this calibration is designed specifically for the legendary S62 V8 engine, delivering enhanced throttle response, optimized engine performance, and a more engaging driving experience.
RK-Tunes recalibrates key engine parameters including ignition timing, VANOS camshaft control, fuel mapping, and rev limits to maximize the performance potential of your vehicle while maintaining OEM-like reliability. Whether your E39 M5 is stock or equipped with common bolt-on modifications, this tune is tailored to your setup and fuel choice.
Every tune package includes an OBD-to-USB interface cable and RK-Tunes flashing software, allowing you to read and write your ECU from home. A Windows-based computer is required for the flashing process.
Key Features
- Custom ECU tuning for BMW E39 M5 (2000–2003)
- Developed using Dynojet dyno testing and real-world validation
- Top speed governor removal
- Increased RPM rev limiter
- Optimized VANOS camshaft timing
- Improved throttle response
- Enhanced ignition timing maps
- Optimized air/fuel ratio calibration
- Includes OBD-to-USB flashing cable and software
- Windows PC required for flashing
Available Options
Fuel Calibration
- 91 Octane
- 93 Octane
Burble Tune
- Adjustable exhaust burbles and pops
- Customized to customer preference
Estimated Performance Gains
- Up to 10–20+ WHP
- Up to 5–10+ lb-ft of torque
Performance gains may vary depending on fuel quality, vehicle condition, and supporting modifications.
Ordering Information
Please provide a complete list of current vehicle modifications and desired tuning options when placing your order. This allows RK-Tunes to create a calibration tailored specifically to your vehicle.
Fitment
- BMW E39 M5 (2000–2003)
- S62 4.9L V8 Engine
