CHIP TUNING FOR YOUR Hummer

Increase power of your Hummer up to +30%

Please select your Hummer model:

SAFETY GUARANTEE

2-year engine warranty

GÄN
tuning box

Remapping

EASY TO MANAGE THE POWER

5 driving modes, 5 tune files in the kit
and many other things

It saves your fuel and money

Up to 15% fuel savings

Please select your model:

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GAN Tuning