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: 140kW - 185kW 450Nm - 536Nm When you hear 4JJ1, the things you think of is power and reliability. The 4JJ1 engine found in the D-Max & MU-X is undoubtably the most reliable engine out there. The latest generation of facelifted D-Max responds to our TDI module with healthy 45kW & 86Nm gains.