At Onyx Performance, we understand that an Audi is more than just a car – it’s a finely engineered machine built for performance, comfort, and style. That’s why our Langley, Slough workshop offers specialist servicing and repairs tailored exclusively to high-performance and luxury models. Whether you own an S-Line, RS, or an Audi Sport model, we treat your vehicle with the same precision and care that went into building it.

Our experienced technicians use advanced diagnostic equipment and follow the correct Audi service schedules to protect performance, efficiency, and warranty compliance. From routine maintenance and oil changes to complex engine work, gearbox servicing, and performance upgrades, we only use high-quality or genuine Audi parts for lasting results.

Audi owners across Langley, Slough, and the surrounding areas choose Onyx Performance for our attention to detail, honest advice, and fast turnaround times. We’re trusted by performance enthusiasts nationwide, so you can be confident your car is in the hands of true specialists.