Tuning Box Solutions by Bluespark Automotive - Available for Petrol and Diesel Cars. Easily installed, Traceless once removed. Increase BHP, Increase Torque and Improve Fuel Economy. Diesel Tuning Boxes - Choose our Diesel Tuning Chip for better power for acceleration, more torque for towing and better MPG. Chip tuning can make your car faster and better to drive. Increasing power at lower RPM allows you to drive at lower revs more of the time. This in turn decreases fuel consumption while increasing power and torque from your Diesel engine. Petrol Tuning Boxes - Our plug and play petrol tuning box give extra power by changing boost pressure throughout the rev range. It simply plugs in with full instructions provided. This increases power and torque resulting in a true performance upgrade comparable to an ECU remap. Unlike remaps tuning chips can be easily removed, and are a traceless form of engine tuning. Our whole range of car tuning products comes with a 28 day money back guarantee. This makes trying Bluespark chip tuning risk free, please contact our customer services to see the latest tuning boxes offer available.