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 BMW X5 or X6 with the German Car Accessories GCA Performance ECU Tune. Specifically engineered for the E70 and E71 chassis equipped with the turbocharged N55 engine, this ECU calibration improves horsepower, torque, throttle response, and overall driving performance while maintaining smooth and reliable power delivery.
Developed with a performance-first mindset, the German Car Accessories GCA Performance ECU Tune transforms the way your vehicle responds, accelerates, and delivers power. Throttle input becomes quicker, torque delivery becomes stronger and more consistent, and the entire powerband is optimized for improved performance from the mid-range through the top end.
Whether used for daily driving or spirited performance, this tune enhances the driving experience by unlocking additional engine potential while keeping the option to return to factory settings. Your original ECU data is securely saved, allowing the vehicle to be restored back to stock at any time.
Vehicle Fitment
Fits the following BMW models:
- 2009-2014 BMW X5 xDrive35i (E70)
- 2009-2014 BMW X6 xDrive35i (E71)
Engine Compatibility:
- 3.0L Turbocharged Inline-6 (N55 Engine)
Features
- Developed by German Car Accessories under the GCA Performance lineup
- Custom ECU calibration designed for the BMW N55 engine
- Increased horsepower and torque throughout the RPM range
- Improved throttle response for quicker acceleration
- Stronger and more consistent torque delivery
- Optimized power delivery from mid-range to top-end performance
- Downpipe-ready calibration with check engine light suppression (for off-road use only)
- Enhanced exhaust acoustics with extended or adjustable burble settings
- Factory speed limiter removal for unrestricted performance
- Octane-specific calibration tailored to your fuel quality
- Configurable cold start behavior (On/Off)
- 100% reversible ECU tuning with the ability to restore factory settings at any time
- Stage 1 tuning available for vehicles with factory downpipes
- Stage 2 tuning available for German Car Accessories Performance Downpipes
- No additional charge for Stage 2 tuning
- Stage selection will be confirmed after purchase during the tuning process
Performance Gains
- Up to 70 HP increase
- Up to 70 lb-ft (TQ) increase
Actual performance gains may vary depending on fuel quality, vehicle condition, supporting modifications, and environmental conditions.
Tuning Process
- Tuning instructions are emailed after purchase
- Vehicle is tuned remotely using the included ENET cable
- ENET cable is included with your purchase
Warranty
- Backed by a 1-Year Warranty
- Factory ECU data is securely saved, allowing the vehicle to be restored to stock settings at any time
