Description
Disclaimer : Cancellations within 24 hours are subject to a cancellation fee. After 24 hours, a higher fee will apply.
Unlock the hidden performance potential of your 2011-2017 Mercedes-Benz E350 or E400 with the GCA Performance ECU Tune, engineered specifically for the W212/C207 E-Class platform equipped with the M276 V6 engine.
Designed by German Car Accessories under our GCA Performance lineup, this ECU calibration transforms your driving experience by optimizing engine parameters including boost control, ignition timing, throttle mapping, and fuel calibration. The result is stronger acceleration, improved throttle response, and a more responsive power delivery throughout the entire RPM range.
Whether you're looking for a sharper daily driving experience or building a more performance-focused E-Class, our Stage 1 and Stage 2 calibrations are designed to maximize your vehicle's potential. Every tune includes a secure backup of your factory ECU software, allowing you to restore your vehicle back to stock settings whenever needed.
We Stand Behind Our Products
- All GCA Performance products are backed by a 1-Year Warranty.
Features
- Up to 75 HP and 75 LB-FT performance increase
- Improved throttle response and acceleration
- Optimized boost, ignition timing, and fueling maps
- Stronger torque delivery across the powerband
- Stage 1 and Stage 2 tuning available
- Downpipe readiness with check engine light suppression (off-road use only)
- Adjustable or extended exhaust burble options
- Factory speed limiter removal
- Octane-specific calibration based on fuel quality
- Configurable cold start behavior (On/Off)
- Factory ECU data securely backed up
- 100% reversible to stock at any time
Tuning Specifications
- Fits: 2011-2017 Mercedes-Benz E350 & E400
- Platform: W212 / C207
- Engine: 3.0L & 3.5L V6 Turbo M276
- Drivetrain Compatibility: RWD / AWD 4MATIC
- Stage 1: Factory Downpipes
- Stage 2: GCA Performance Downpipes
- Installation Method: ECU flashing via supplied tuning cable
- Warranty: 1-Year GCA Performance Warranty
Performance Gains
- Horsepower Increase: Up to +75 HP
- Torque Increase: Up to +75 LB-FT
Tuning Instructions
- After purchase, detailed tuning instructions will be emailed to you.
- A tuning cable will be provided, allowing you to read and flash your ECU.
- We will confirm whether your vehicle requires Stage 1 or Stage 2 calibration before tuning.
Vehicle Fitment
- 2011 Mercedes-Benz E350 (W212/C207)
- 2012 Mercedes-Benz E350 (W212/C207)
- 2013 Mercedes-Benz E350 (W212/C207)
- 2014 Mercedes-Benz E350 (W212/C207)
- 2015 Mercedes-Benz E350 (W212/C207)
- 2016 Mercedes-Benz E350 (W212/C207)
- 2017 Mercedes-Benz E350 (W212/C207)
- 2011 Mercedes-Benz E400 (W212/C207)
- 2012 Mercedes-Benz E400 (W212/C207)
- 2013 Mercedes-Benz E400 (W212/C207)
- 2014 Mercedes-Benz E400 (W212/C207)
- 2015 Mercedes-Benz E400 (W212/C207)
- 2016 Mercedes-Benz E400 (W212/C207)
- 2017 Mercedes-Benz E400 (W212/C207)
Note: Designed for 2011-2017 Mercedes-Benz E350 and E400 W212/C207 models equipped with the M276 V6 engine. Stage 1 and Stage 2 tuning options are included, with no additional charge for Stage 2 calibration when paired with GCA Performance Downpipes.
