Audi SQ7 4.0 TDI V8 Quattro Performance Remapping – Onyx Performance
The Audi SQ7 4.0 TDI V8 Quattro is an exceptional blend of luxury, performance, and cutting-edge diesel technology. At Onyx Performance, we specialise in custom ECU and gearbox tuning, unlocking enhanced power, torque, and overall efficiency for your SQ7. Our Stage 1 and Stage 2 remaps are dyno-tested in-house to ensure maximum performance gains while maintaining reliability.
Audi SQ7 4.0 TDI V8 Quattro – Stage 1 & Stage 2 Remapping
Stage 1 – Optimised ECU Software for Stock Hardware
- Stock Power: 435HP / 900Nm
- Stage 1 Power Gains: 500HP / 1000Nm
- Hardware Required: None
A Stage 1 remap is designed for factory-standard vehicles, improving turbo efficiency, fuel delivery, and throttle response. This results in stronger acceleration, enhanced torque delivery, and improved fuel economy, all while maintaining the engine’s reliability.
Stage 2 – Performance ECU Remap with Supporting Modifications
- Stock Power: 435HP / 900Nm
- Stage 2 Power Gains: 520HP / 1050Nm
- Hardware Required:
✅ DPF (Diesel Particulate Filter) Delete (Optional) (Reduces exhaust restriction and enhances performance)
✅ Upgraded Air Filter (Improves airflow for better combustion and efficiency)
✅ Bigger Intercooler (Lowers intake temperatures for sustained power output)
✅ Onyx Performance Stage 2 Gearbox Software (Enhances shift speeds, launch control, and torque management)
A Stage 2 remap is designed for SQ7 models with performance modifications, maximising torque, efficiency, and overall responsiveness. This upgrade significantly improves acceleration, mid-range power delivery, and engine refinement.
Performance figures may vary depending on modifications and fuel quality.
Onyx Performance – Audi SQ7 4.0 TDI V8 Quattro Remap Service Includes:
✔ Rolling Road (Dyno) Testing – Measuring power before and after tuning
✔ Live Data Logging & Diagnostics – Ensuring safe and optimal ECU calibration
✔ Before & After Performance Printouts – Providing clear power gains and improvements
✔ Engine Smoke Test – Checking for boost or vacuum leaks
✔ Catalyst Efficiency Fault Code Delete (Optional) – Prevents warning lights after exhaust modifications
✔ Speed Limiter Removal – Unlocking full top-speed potential
✔ Optional DPF & EGR Delete – For maximum efficiency and performance
✔ Custom ECU Calibration – Tailored tuning to suit your vehicle and driving style
Exhaust & Performance Upgrades for Audi SQ7 4.0 TDI V8 Quattro
Enhance your vehicle’s power and sound with our high-performance exhaust and airflow upgrades:
? DPF (Diesel Particulate Filter) Delete – Improves exhaust flow and reduces backpressure
? Upgraded Air Filters – Enhances airflow for better combustion efficiency
? Bigger Intercooler – Reduces heat soak and sustains peak power output
? Performance Downpipes – Enhances turbo spool and improves throttle response
Pairing Stage 2 tuning with performance exhaust upgrades can significantly improve power, responsiveness, and overall driving enjoyment.
Servicing & Maintenance for Audi SQ7 4.0 TDI V8 Quattro
To keep your SQ7 in peak condition, regular servicing is essential. At Onyx Performance, we offer:
? Routine Servicing – Oil changes, filter replacements, and full system checks
? Brake Repairs & Upgrades – OEM replacements and high-performance brake kits
? Suspension Inspections & Enhancements – Improving handling and ride comfort
? Advanced Diagnostics & Fault Repairs – Identifying and resolving engine or transmission issues
We also update your digital service history, ensuring a full record of maintenance and upgrades.
Vehicle Security & Immobilisers for Audi SQ7 4.0 TDI V8 Quattro
Protect your SQ7 with advanced security solutions:
? Autowatch Ghost Immobiliser – Prevents key cloning and unauthorised starts
? MetaTrak Trackers – Live GPS tracking with mobile app integration
? Scorpion Track Systems – Advanced motion detection and driver recognition
? Fleet Tracking Solutions – Ideal for high-value vehicle management
All security systems are professionally installed for seamless integration and maximum protection.
Why Choose Onyx Performance for Audi SQ7 4.0 TDI V8 Quattro Tuning?
✔ Specialists in Audi Diesel Performance Tuning – Years of experience tuning high-performance Audi models
✔ Dyno-Tested ECU & Gearbox Software – Developed in-house on our 4WD rolling road dyno
✔ Bespoke ECU & Gearbox Remapping – Optimised power delivery, turbo control, and shift mapping
✔ Full Vehicle Health Check Before Tuning – Ensuring long-term engine reliability and safety
✔ Flexible Finance Options Available – Making performance tuning more accessible
Unlock the Full Potential of Your Audi SQ7 4.0 TDI V8 Quattro with Onyx Performance
Whether you’re looking for a Stage 1 remap for refined power delivery or Stage 2 tuning for ultimate performance, Onyx Performance provides the highest-quality tuning solutions for your Audi SQ7.
? Located in Slough, Berkshire – Serving Audi owners across the UK
? Contact us today to book your remap and experience the ultimate performance upgrade!
? Transform your Audi SQ7 with Onyx Performance! ?