Description
Disclaimer : Cancellations within 24 hours are subject to a cancellation fee. After 24 hours, a higher fee will apply.
Unlock the true potential of your Audi SQ7, SQ8, or RSQ8 with the German Car Accessories GCA Performance ECU Tune. Designed specifically for Audi's 4.0L twin-turbocharged V8 platform, this performance calibration delivers substantial gains in horsepower, torque, throttle response, and overall drivability.
Engineered with a performance-first mindset, GCA Performance ECU tuning completely transforms how your vehicle accelerates and responds to driver input. Throttle response becomes sharper, torque delivery is stronger throughout the rev range, and power continues pulling harder from low RPM all the way to redline. Whether you're daily driving, highway cruising, or pushing your vehicle to its limits, the difference is immediately noticeable.
Every tune is carefully calibrated to maximize performance while maintaining factory-level drivability and reliability. GCA Performance securely saves your original ECU data, allowing the vehicle to be returned to factory settings at any time.
Supporting both Stage 1 and Stage 2 configurations, this ECU tune is designed to deliver exceptional performance gains for stock and modified vehicles alike. Installation is completed remotely using the included tuning cable, making the tuning process simple and convenient.
All German Car Accessories tuning products are backed by a 1-Year Warranty for complete peace of mind.
Key Features
- Genuine German Car Accessories GCA Performance ECU Tune
- Designed for Audi SQ7, SQ8, RSQ8 & RSQ8 Performance models
- Optimized for the 4.0L V8 Twin Turbo engine
- Up to 100 HP and 100 TQ increase
- Sharper throttle response and faster acceleration
- Increased low-end torque and top-end power
- Octane-specific calibration options
- Factory speed limiter removal
- Enhanced exhaust acoustics with adjustable burble settings
- Configurable cold start operation (On/Off)
- Downpipe-ready calibration with check engine light suppression (off-road use only)
- Stage 1 and Stage 2 tuning available
- 100% reversible back to stock at any time
- Remote tuning via supplied cable
- 1-Year Warranty included
Specifications
- Brand: German Car Accessories
- Product Type: ECU Performance Tune
- Engine Compatibility: 4.0L V8 Twin Turbo
- Tune Type: Stage 1 & Stage 2 Available
- Horsepower Gain: Up to 100 HP
- Torque Gain: Up to 100 TQ
- Speed Governor Removal: Yes
- Burble Adjustment: Yes
- Cold Start Adjustment: Yes
- Reversible: Yes
- Installation Method: Remote Flash Tuning via Included Cable
- Warranty: 1-Year Warranty
Fitment
Audi SQ7
- 2019 Audi SQ7 4.0T
- 2020 Audi SQ7 4.0T
- 2021 Audi SQ7 4.0T
- 2022 Audi SQ7 4.0T
- 2023 Audi SQ7 4.0T
- 2024 Audi SQ7 4.0T
- 2025 Audi SQ7 4.0T
- 2026 Audi SQ7 4.0T
Audi SQ8
- 2019 Audi SQ8 4.0T
- 2020 Audi SQ8 4.0T
- 2021 Audi SQ8 4.0T
- 2022 Audi SQ8 4.0T
- 2023 Audi SQ8 4.0T
- 2024 Audi SQ8 4.0T
- 2025 Audi SQ8 4.0T
- 2026 Audi SQ8 4.0T
Audi RSQ8
- 2020 Audi RSQ8 4.0T
- 2021 Audi RSQ8 4.0T
- 2022 Audi RSQ8 4.0T
- 2023 Audi RSQ8 4.0T
- 2024 Audi RSQ8 4.0T
- 2025 Audi RSQ8 4.0T
- 2026 Audi RSQ8 4.0T
Audi RSQ8 Performance
- 2024 Audi RSQ8 Performance 4.0T
- 2025 Audi RSQ8 Performance 4.0T
- 2026 Audi RSQ8 Performance 4.0T
