Description
Disclaimer : Cancellations within 24 hours are subject to a cancellation fee. After 24 hours, a higher fee will apply.
Unlock the full performance potential of your 2013-2017 Mercedes-Benz S600 with the German Car Accessories Performance ECU Tune. Developed by German Car Accessories (GCA) under our GCA Performance line, this precision ECU calibration is specifically engineered for the 6.0L Twin Turbo M277 V12, delivering substantial gains in horsepower, torque, throttle response, and overall drivability.
Engineered with a performance-first mindset, this ECU tune transforms the way your S600 performs on every drive. Throttle response becomes noticeably sharper, turbo spool is quicker, and torque delivery is significantly stronger throughout the entire RPM range. Whether you're enjoying effortless highway acceleration or demanding maximum performance from your twin-turbo V12, this calibration provides smoother power delivery, stronger mid-range pull, and a more engaging driving experience.
Every GCA Performance ECU Tune is custom-calibrated to your vehicle and fuel quality, ensuring optimized performance while maintaining long-term reliability. Both Stage 1 and Stage 2 calibrations are available. Stage 1 is designed for vehicles equipped with factory downpipes, while Stage 2 is optimized for vehicles fitted with GCA Performance Downpipes. There is no additional charge for Stage 2 tuning.
Additional tuning features include factory speed limiter removal, configurable cold start operation, adjustable exhaust burble settings, and check engine light suppression for compatible off-road downpipe applications. Before tuning begins, your factory ECU file is securely backed up, allowing your vehicle to be returned to stock software whenever desired.
After purchase, German Car Accessories provides the required programming cable along with detailed flashing instructions, allowing you to tune your ECU safely and conveniently from home.
Every GCA Performance ECU Tune is backed by a 1-Year Warranty.
Fitment
Fits:
- 2013-2017 Mercedes-Benz S600 Sedan
- W222 Chassis
- 6.0L Twin Turbo V12 M277 Engine
Performance Gains
- Up to 100 HP Increase
- Up to 100 lb-ft Torque Increase
Features
- Designed by German Car Accessories (GCA)
- GCA Performance ECU Calibration
- Stage 1 Tuning Available
- Stage 2 Tuning Available (GCA Performance Downpipes)
- No Additional Charge for Stage 2 Calibration
- Faster Throttle Response
- Improved Turbo Response
- Increased Horsepower and Torque
- Optimized Powerband Performance
- Octane-Specific ECU Calibration
- Factory Speed Limiter Removal
- Adjustable or Extended Exhaust Burble
- Configurable Cold Start Function (On/Off)
- Downpipe Check Engine Light Suppression (Off-Road Use Only)
- Factory ECU File Securely Backed Up
- 100% Reversible to Factory Software
- Programming Cable Included
- Detailed Installation Instructions Provided After Purchase
- Backed by a 1-Year Warranty
Specifications
- Brand: German Car Accessories
- Product: Performance ECU Tune
- Vehicle: Mercedes-Benz S600
- Chassis: W222
- Engine: 6.0L Twin Turbo V12 M277
- Tuning Stages: Stage 1 / Stage 2
- Installation Method: ECU Flash via Included Programming Cable
