DME Tuning ECU calibration for Mercedes A35 2021. Select the stage that matches your vehicle and installed hardware.

Tuning stages

Performance figures are as listed by DME Tuning. Torque follows the source TQ label.

Listed calibration features

• Fuel-octane-specific calibration.
• Downpipe-related check-engine-light calibration, listed by DME for off-road use only.
• Speed-limiter calibration where supported.
• Exhaust burble adjustment where supported.
• Original ECU settings are retained to support a return to stock.

Programming and requirements

• Flashing uses a supplied My Genius handheld. DME lists a Windows 7 or newer PC for transferring original and tuned files.
• Shipping for the handheld is additional.

The vehicle VIN is required to arrange the correct calibration.