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Onyx Performance

Our services include a wide variety from Custom Remapping to Performance Modifications, Dyno Runs, Engine & Gearbox Servicing, Premium Tyre Fitting, Alloy Wheel Refurbishment, Ghost Immobilisers & Fleet Trackers. Using some of the most advanced and sophisticated equipment available, combined with years of experience we are able to tune the vast majority of vehicles on the road today.

£125 Limited Time Offer

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Engine Oil & Filter service including MQB & B58 Engines

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1500hp Dyno Runs in Berkshire

Featured on Carwow – Check it out! Dyno Runs can be booked online.

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Onyx Performance – Rolling Road Tuning, Dyno Runs, Car Service Centre & Alloy  Diamond Cut Refurbishment

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Situated in Slough, Berkshire, we specialise in offering services such as Remapping, Engine Modifications, Engine and Gearbox Servicing, Premium Tyre Replacement, Car Engine Repairs, Alloy Wheel Refurbishment, Diamond Cut Alloy Refurbishment, Suspension Upgrades, Ghost Immobilisers and Trackers, Number Plates, Exhaust Upgrades (including Resonator delete), Mileage Blockers, DPF and Adblue Solutions, Dyno Power Runs, and ECU Remapping.

Onyx Performance – Remapping & Servicing Centre

OUR SERVICES & PRODUCTS ARE DESIGNED FOR OFF-ROAD USE ONLY. ANY PERSON OR COMPANY WHO INTENDS TO USE OUR SERVICES/PRODUCTS FOR ANY OTHER PURPOSE IS ACTING ON THEIR OWN ACCORD.
Hours
Mon – Friday 10am – 6pm
Saturday 10am – 3pm
All bookings are by appointment only.
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