Superchips are one of Europe's oldest and most trusted BMW Diesel ECU tuning & remapping companies. As the UK's leading 'Euro' tuner you can rely on Superchips to provide a reliable and powerful tune for your Diesel BMW. With our leading product 'Bluefin' you can tune your BMW from the comfort of your own driveway. Superchips bluefin is feature rich & well priced. Increase horsepower & torque up to 30% with no vehicle modifications. Our tunes have been developed meticulously in-house in a controlled environment monitoring all parameters. Superchips has its own 4x4 Dynometer for testing. Many hours are also spent on the road testing reliability and driveability.