Description
Disclaimer : Cancellations within 24 hours are subject to a cancellation fee. After 24 hours, a higher fee will apply.
Unlock the hidden performance of your 2009-2013 Mercedes-Benz E350 with the German Car Accessories GCA Performance ECU Tune. Developed specifically for the W212 Sedan and C207 Coupe equipped with the 3.5L Naturally Aspirated M272 V6, this custom ECU calibration delivers sharper throttle response, stronger acceleration, and noticeable gains in horsepower and torque while maintaining smooth, factory-like drivability.
Designed by German Car Accessories (GCA) under our GCA Performance lineup, this ECU tune optimizes ignition timing, throttle mapping, fuel delivery, and torque management to improve performance throughout the entire RPM range. Whether you're merging onto the highway or enjoying spirited backroad driving, you'll experience quicker throttle response, stronger mid-range pull, and improved overall engine responsiveness.
Choose between Stage 1 tuning for vehicles with factory exhaust components or Stage 2 tuning for vehicles equipped with GCA Performance Downpipes. Every tune is customized for your preferred fuel octane and vehicle configuration. Your factory ECU file is safely backed up, allowing you to restore the vehicle to stock at any time.
After purchase, you'll receive a tuning cable along with detailed instructions, making it easy to flash your ECU remotely without removing the ECU from the vehicle.
Performance Benefits
- Up to 60 HP increase
- Up to 60 lb-ft of torque increase
- Sharper throttle response
- Stronger mid-range acceleration
- Improved engine responsiveness
- Optimized ignition timing and fuel mapping
- Smoother, more consistent power delivery
- Enhanced overall drivability
- Factory ECU file securely backed up
- Fully reversible to stock at any time
Features
- Designed by German Car Accessories under the GCA Performance line
- Stage 1 tuning for factory exhaust configuration
- Stage 2 tuning available for GCA Performance Downpipes at no additional charge
- Downpipe readiness with check engine light suppression (off-road use only)
- Adjustable or extended exhaust burble options
- Factory speed limiter removal
- Octane-specific ECU calibration
- Configurable cold start settings (On/Off)
- Remote flashing via supplied tuning cable
- No ECU removal required
- Includes detailed tuning instructions
- Backed by a 1-Year Warranty
Specifications
- Vehicle Fitment: 2009-2013 Mercedes-Benz E350
- Chassis: W212 Sedan / C207 Coupe
- Drivetrain: RWD / AWD / 4MATIC
- Engine: 3.5L Naturally Aspirated V6 (M272)
- Tune Type: ECU Calibration
- Stages Available: Stage 1 & Stage 2
- Installation: Remote Flash via Included Cable
- Reversible: Yes
Performance Gains
| Upgrade | Increase |
|---|---|
| Horsepower | +60 HP |
| Torque | +60 lb-ft |
Fitment
Mercedes-Benz E350
- 2009 Mercedes-Benz E350 (W212/C207)
- 2010 Mercedes-Benz E350 (W212/C207)
- 2011 Mercedes-Benz E350 (W212/C207)
- 2012 Mercedes-Benz E350 (W212/C207)
- 2013 Mercedes-Benz E350 (W212/C207)
Compatible with:
- W212 Sedan
- C207 Coupe
- RWD, AWD, and 4MATIC models
- 3.5L Naturally Aspirated M272 V6
Tuning Process
- Purchase your GCA Performance ECU Tune.
- Receive a tuning cable and step-by-step instructions via email.
- Read your factory ECU file using the supplied cable.
- Send the ECU file to our tuning team.
- Receive your custom performance calibration.
- Flash the tuned file to your vehicle and enjoy the added performance.
Important Notes
- Fits 2009-2013 Mercedes-Benz E350 W212 Sedan and C207 Coupe equipped with the 3.5L Naturally Aspirated M272 V6 engine.
- Stage 1 is intended for factory exhaust components.
- Stage 2 is designed for vehicles equipped with GCA Performance Downpipes.
- Downpipe check engine light suppression is intended for off-road use only.
- Your appropriate tuning stage will be confirmed after purchase based on your vehicle configuration.
Warranty
Every German Car Accessories GCA Performance ECU Tune is backed by our 1-Year Warranty, providing confidence in both performance and reliability.
