Audi RS6 & RS7 C7 4.0 TFSI V8 Remapping – Unlock Maximum Power with Onyx Performance
If you’re looking to enhance the performance of your Audi RS6 or RS7 C7 4.0 TFSI V8, you’ve come to the right place. Onyx Performance specialises in custom ECU and gearbox tuning, developed in-house on our state-of-the-art 4WD rolling road dyno.
Our bespoke Stage 1 and Stage 2 remap solutions optimise power, torque, and throttle response, delivering a more exhilarating driving experience while maintaining reliability.
Audi RS6 & RS7 C7 4.0 TFSI V8 Remap – Features & Benefits
✔ Dyno-Tested ECU & Gearbox Tuning – Developed in-house for precision performance gains
✔ Increased Power & Torque – Experience faster acceleration and sharper throttle response
✔ Enhanced Driving Experience – Improved turbo efficiency, smoother gear shifts, and optimised fuel delivery
✔ Comprehensive Engine Health Checks – Ensuring long-term reliability before tuning
✔ Custom Gearbox Software (Optional) – Enhancing shift speed, launch control, and torque management
Onyx Performance – Audi RS6 & RS7 C7 4.0 TFSI V8 Remap Service Includes:
? Rolling Road (Dyno) Testing – Accurately measuring power before and after tuning
? Live Data Logging & Diagnostics – Ensuring safe and optimal ECU calibration
? Before & After Performance Printouts – Transparent, measurable performance gains
? Engine Smoke Test – Identifying and fixing any boost or vacuum leaks
? Catalyst Efficiency Fault Code Delete (Optional) – Prevents warning lights after exhaust modifications
? Sport Mode Overrun Crackles (Optional) – Enhancing exhaust sound when lifting off throttle
? Speed Limiter Removal – Unlocking the car’s full potential
? Custom ECU Calibration – Tailored tuning for maximum performance and efficiency
Audi RS6 & RS7 C7 4.0 TFSI V8 – Stage 1 & Stage 2 Performance Gains
Stage 1 – Maximum Power on Stock Hardware
- Stock Power: 560HP / 700Nm
- Stage 1 Output: 670HP / 900Nm
- Hardware Required: None
A Stage 1 remap refines the factory ECU software, optimising turbo boost, ignition timing, and fuel delivery to significantly increase power and throttle response while maintaining factory reliability.
Stage 2 – Optimised for Performance Modifications
- Stock Power: 560HP / 700Nm
- Stage 2 Output: 710-720HP / 1000Nm
- Hardware Required:
✅ Decat Downpipes or High-Flow Sports Catalysts (Improves turbo efficiency & exhaust flow)
✅ Upgraded Air Filter (Enhances airflow for better combustion)
✅ Bigger Intercooler (Reduces intake temperatures for consistent power delivery)
✅ Cat-Back Exhaust System (Optional) (Enhances exhaust tone and airflow)
✅ Onyx Performance Stage 2 Gearbox Software (Optimises shift speed, torque delivery & launch control)
Stage 2 tuning takes the RS6 & RS7 to the next level, improving overall performance while maintaining smooth drivability.
Figures may vary depending on modifications and fuel quality.
Exhaust Upgrades for Audi RS6 & RS7 C7 4.0 TFSI V8
Upgrade your Audi RS6 or RS7’s exhaust system to enhance performance and sound:
? Decat Downpipes – Maximises turbo efficiency and increases power
? High-Flow Sports Catalysts – Reduces backpressure while maintaining emissions compliance
? Cat-Back Exhaust Systems – Enhances overall exhaust tone and driving experience
? GPF (Gasoline Particulate Filter) Delete – Recommended for maximum performance and sound improvement
Pairing Stage 2 tuning with a high-performance exhaust system unlocks the full potential of your RS6 or RS7.
Servicing & Maintenance for Audi RS6 & RS7 C7 4.0 TFSI V8
Ensuring your Audi RS6 or RS7 is in peak condition is crucial for long-term performance and reliability. At Onyx Performance, we offer:
? Routine Servicing – Oil changes, filter replacements, and essential maintenance
? Brake Repairs & Performance Upgrades – OEM replacements and high-performance braking systems
? Suspension Enhancements – Checks and optimisations for improved handling
? Advanced Diagnostics & Fault Repairs – Identifying and resolving engine and drivetrain issues
We also update your digital service history, ensuring your vehicle remains fully documented and well-maintained.
Vehicle Security & Immobilisers for Audi RS6 & RS7 C7 4.0 TFSI V8
Protect your Audi RS6 or RS7 with our advanced security and immobiliser solutions:
? Autowatch Ghost Immobiliser – Prevents key cloning and unauthorised vehicle starts
? MetaTrak Trackers – GPS tracking for real-time vehicle monitoring
? Scorpion Track Systems – Motion alerts and driver recognition for added security
? Fleet Tracking Solutions – Ideal for monitoring multiple high-value vehicles
Our security systems are professionally installed, offering seamless integration and maximum protection.
Why Choose Onyx Performance for Audi RS6 & RS7 C7 4.0 TFSI V8 Tuning?
✔ Specialists in Audi 4.0 TFSI Engine Tuning – Decades of expertise in high-performance Audi models
✔ Dyno-Tested ECU & DSG Software – Developed in-house on our 4WD rolling road dyno
✔ Custom ECU & DSG Tuning – Optimised throttle response, turbo boost control, and gearbox calibration
✔ Full Vehicle Health Check Before Tuning – Ensuring engine safety and long-term reliability
✔ Flexible Finance Options Available – Making high-performance tuning more accessible
Unlock the Full Potential of Your Audi RS6 & RS7 C7 4.0 TFSI V8 with Onyx Performance
Whether you’re looking for a Stage 1 remap for improved drivability or Stage 2 tuning for maximum power and performance, Onyx Performance provides the ultimate tuning solutions for your Audi RS6 & RS7 C7 4.0 TFSI V8.
? Located in Slough, Berkshire – Serving Audi performance enthusiasts across the UK
? Contact us today to book your remap and experience the ultimate performance upgrade!
? Maximise your Audi RS6 & RS7’s potential with Onyx Performance! ?