TDI-Tuning develops, produces and distributes performance enhancements for cars, trucks, marine and other significant sectors. TDI-Tuning is located in Chelmsford, in the United Kingdom, and has been developing ECU performance modules for over 10 years. Our tuning boxes release up to 40% extra horsepower and torque, and the CRTD4 module also increases fuel economy by up to 20% typically delivering you extra range per 100km. All individual ECU modules are created on TDI-Tunings certified dyno, tailored to each engine code on the market. Potential Gains: 147kW - 194W 500Nm - 595Nm The 2.8 engine in the later generation Colorado is a strong performer. Making 500Nm in stock from, means once tuned, these become a powerhouse. With just under 600Nm with TDI's module, means you have fantastic towing and off roading torque.