GNJ Motorsport has quickly evolved into one of the UK’s biggest performance car part and tuning specialists We offer an extensive range of ECU tuning options for most vehicle types and our workshop offers everything that you would find at a main dealer garage, from a simple oil change to a major service or timing belt change Our workshop is kitted out with all the necessary tools and equipment needed to take care of all your automotive requirements We have hand picked over fifty of the world’s leading performance part suppliers, ensuring that we offer only the very best products at the most competitive prices