Onyx Performance

Incorrect Details or Privacy? Request a change

Work Group, Category & Country

About Us

We are an ECU Remapping Specialist and Tuning house based in Berkshire offering a National 4WD Dyno Tuning Service at our workshop. All our software is developed on our state of the art 4WD Dyno handling vehicles with over 1500hp
Our services include a wide variety from Performance tuning to engine and gearbox servicing, dyno runs, window tinting and engine carbon cleaning.
We offer performance modifications including Turbo upgrades, Supercharger kits, Intercooler upgrades, Exhausts.

International Time & Dialing Code For United Kingdom

United Kingdom
Local Time
5:13 AM
Dialing code
+44

Call & Message

Address MAP

  • Street Address

    William Street

  • City

    Slough

  • State / Province

    Berkshire

  • Zip / Postal Code

    SL1 1XY