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: 126kW - 166kW 343Nm - 418Nm The renowned 1KD engine responds best to a custom dyno tune, however with those wanting a quicker solution with safe gains, our TDI-Tuning module is the way to go, still with respectable power and torque gains.