Performance Exhaust Upgrades for Sports Cars and Supercars

Performance Exhaust Upgrades for Sports Cars & Supercars

Give your vehicle the sound, style, and performance it deserves with our performance exhaust upgrade service in Slough. Specialising in sports cars and supercars, we fit premium exhaust systems that deliver improved power, sharper throttle response, and an exhilarating exhaust note.

Whether you drive a Ferrari, Lamborghini, Porsche, McLaren, BMW M, or Audi RS, our technicians install high-quality performance exhausts tailored to your car. From cat-back and turbo-back systems to valvetronic exhausts and full custom setups, we offer upgrades designed to enhance both driving enjoyment and aesthetics.

Based in Slough, we are trusted by enthusiasts from across Berkshire, London, and nationwide who want the very best in performance tuning and exhaust upgrades. Every installation is carried out with precision, care, and attention to detail, ensuring your car not only sounds incredible but performs at its peak.

Why Choose Onyx Performance?

As Seen on Carwow

We’ve been proudly featured on Carwow – a testament to the quality, professionalism, and performance-focused results that set us apart. Watch our feature here to see us in action.

Expertise You Can Trust

With years of experience and deep technical knowledge, our team understands performance vehicles inside and out – from custom remaps to high-end servicing.

Advanced Workshop & Tools

We operate from a state-of-the-art facility in Slough, equipped with cutting-edge diagnostics, dyno testing, and industry-leading tools for accurate, high-quality work.

Tailored Solutions for Every Vehicle

We don’t believe in one-size-fits-all. Every car gets a bespoke approach, ensuring the best results whether it’s a remap, upgrade, or routine service.

Trusted Nationwide

Performance enthusiasts from across the UK come to Onyx because they know they’ll receive premium-quality workmanship, careful attention to detail, and honest advice.

Complete Care, All in One Place

From tuning and servicing to tyres, trackers, and immobilisers – we offer a full suite of services under one roof, all with a strong focus on safety, reliability, and top-tier customer support.

Customer Reviews

Upgrade Your Supercar with a Performance Exhaust in Slough

Transform your driving experience with a sports or supercar exhaust upgrade. Whether you’re looking for a deep, aggressive sound, more horsepower and torque, or a switchable valvetronic system, our specialists deliver tailored solutions to suit your vehicle. Contact us today for expert advice, competitive pricing, and trusted installation in Slough and beyond.

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Why Choose Onyx Performance for Servicing?

Experts in Performance Cars

We know how to properly care for performance, modified, and luxury vehicles. Our team has the skills and experience to handle specialist requirements confidently.

Correct Service Schedules

Every service follows the exact schedule recommended by your vehicle’s manufacturer, helping maintain performance and protect your warranty.

Quality or OEM Parts

We only use high-quality aftermarket or original manufacturer parts, ensuring long-lasting reliability and top-level performance.

Full Vehicle Inspection

Our service goes beyond just changing oil. We inspect all key systems to keep your car safe, smooth, and road-ready.

Honest Advice, No Surprises

With transparent pricing and expert recommendations, you’ll always know what your car needs – no upselling, no hidden fees.

Fast, Trusted & Tracked

We offer quick turnaround, maintain service records, and send reminders – that’s why customers travel to us from across the UK.

Frequently Asked Questions

What benefits will a performance exhaust give my car?

A performance exhaust can provide increased power, improved airflow, sharper throttle response, reduced backpressure, and a more dynamic exhaust sound.

Do you fit exhausts for all sports cars and supercars?

Yes — we work with Ferrari, Lamborghini, McLaren, Porsche, BMW M, Mercedes AMG, Audi RS, and other high-performance models.

Can you supply as well as fit performance exhaust systems?

Absolutely. We supply and fit premium systems from trusted brands, but we’re also happy to install customer-supplied exhausts.

Are your exhaust upgrades road legal?

Yes — we offer road-legal systems, and we can also install track-focused exhausts depending on your requirements.

Do you install valvetronic or switchable exhausts?

Yes — we fit valve-controlled systems that allow you to switch between quiet daily driving and an aggressive sports mode at the touch of a button.

How much does a performance exhaust upgrade cost in Slough?

Prices vary depending on the system, vehicle, and installation requirements. Entry-level upgrades start from a few hundred pounds, while supercar systems and custom setups are priced individually. Contact us for a tailored quote.

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