BMW M8 Competition (F91/F92/F93) Remapping & Tuning – Stage 1 & 2
Unlock the Full Potential of Your BMW M8 Competition with Onyx Performance
The BMW M8 Competition (F91/F92/F93) 4.4L S63 Twin-Turbo V8 is one of the most powerful and capable performance cars BMW has ever built. At Onyx Performance, we specialise in custom ECU and gearbox tuning, ensuring maximum power gains, improved responsiveness, and enhanced drivability. Our tuning solutions are developed and tested on our in-house 4WD Dyno, providing precise and reliable results for both Stage 1 and Stage 2 upgrades.
Whether you are looking to unleash sharper throttle response, increased power, or aggressive exhaust notes, our BMW M8 Competition tuning packages deliver exceptional results while maintaining engine reliability and longevity.
BMW M8 Competition Stage 1 & Stage 2 Tuning – Power Gains
Stage 1 Remap – For Stock Hardware
✔ Stock Power: 625HP / 750Nm
✔ Stage 1 Remap: 700HP / 850Nm
✔ Hardware Required: None
Our Stage 1 remap software is designed for completely stock vehicles, optimising the factory ECU calibration to increase power, improve turbo efficiency, and refine throttle response. Expect a dramatic performance enhancement, all while retaining factory safety protocols.
Stage 2 Remap – For Performance Hardware Upgrades
✔ Stock Power: 625HP / 750Nm
✔ Stage 2 Remap: 720-750HP / 900Nm
✔ Hardware Required:
- Decat Downpipe or High-Flow Sports Catalyst
- Upgraded Air Intake System
- Larger Intercooler
- Onyx Performance Stage 2 Gearbox Software (Highly Recommended for Optimised Shift Speeds & Performance)
Stage 2 tuning enhances power and torque delivery by increasing airflow and cooling efficiency, unlocking even greater performance potential.
Looking for even more power? We also offer Stage 3 hybrid turbo packages, upgraded fuel systems, and custom tuning solutions for extreme performance builds.
BMW M8 Competition Servicing & Maintenance
To keep your M8 Competition F91/F92/F93 running at its absolute best, routine servicing and maintenance are essential. At Onyx Performance, we provide comprehensive service packages, from routine oil changes to performance diagnostics and tuning maintenance.
? Routine Servicing: High-performance oil changes, filter replacements, and preventative maintenance
? Brake Servicing & Upgrades: OEM brake replacements and high-performance big brake kits
? Suspension & Handling Checks: Optimising ride quality and cornering stability
? Diagnostics & Health Checks: Identifying and addressing potential performance issues
? Turbo & Cooling System Inspections: Ensuring optimal airflow and boost efficiency
All servicing includes digital service history updates, keeping your BMW’s records fully up to date.
BMW M8 Competition Security & Immobiliser Solutions
With high-performance BMWs becoming targets for theft, securing your M8 Competition is crucial. Onyx Performance offers professional security installations, including:
? Autowatch Ghost Immobilisers – Prevents key cloning and unauthorised starts
? MetaTrak GPS Trackers – Live vehicle tracking with mobile app integration
? Scorpion Track Systems – Advanced motion alerts and driver recognition
? Fleet Trackers – Perfect for managing multiple high-value vehicles
All security systems are professionally installed for maximum protection and seamless integration.
Exhaust Upgrades for BMW M8 Competition – Sound & Performance Enhancements
Enhance the sound and power of your BMW M8 Competition with a performance exhaust upgrade:
? Decat Downpipes – Optimised turbo efficiency and exhaust flow for maximum performance
? High-Flow Sports Catalysts – Reduces backpressure while remaining emissions-compliant
? Cat-Back Exhaust Systems – Improves exhaust tone and sound quality
? Resonator Deletes – Enhances aggressive exhaust notes and sporty character
Pairing Stage 2 tuning with an exhaust upgrade allows for maximum power gains and an exhilarating exhaust tone.
Why Choose Onyx Performance for BMW M8 Competition Tuning?
✔ BMW Performance Tuning Specialists – Years of experience tuning high-performance M models
✔ Dyno-Proven Results – All software developed and tested in-house for accuracy and reliability
✔ Safe & Reliable Tuning – Our software maintains engine and transmission longevity
✔ Comprehensive Performance Solutions – From Stage 1 tuning to full custom builds
✔ Flexible Finance Options – Spread the cost of your tuning and upgrades
Book Your BMW M8 Competition Remap or Servicing Today!
? Onyx Performance – Slough, Berkshire – The UK’s leading BMW tuning specialists. Whether you’re looking for Stage 1 or Stage 2 tuning, exhaust upgrades, servicing, or vehicle security, we have the expertise to transform your BMW M8 Competition.
? Contact us today to book your tuning service!
? Unleash the full potential of your BMW M8 Competition with Onyx Performance! ?