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The Tunit II focuses on reducing the lag seen on older diesel engines. Mid-range improved torque makes driving much more of a pleasure bringing benefits in economy also.
The Tunit II is adjustable on installation. If the vehicle has a change of use then further adjustments can be made.
The Tunit has provided economy for many years on an array of applications and has been used extensively on Military vehicles.
Ian ,Toyota Hilux Surf
I run my surf on bio-diesel and at times it would not pull. but now it runs smoother and quicker
Andy,Landrover Defender TD5 2.5
The Tunit has transformed the feel of my Defender. Quite frankly, brilliant!