ECUMAP.COM is leading File Service and we offer individual ECU file for Hummer H3 3.7 242hp. All Hummer tuning files are custom made and developed with data logs and real world tests over the years. The majority of software versions of Hummer H3 3.7 242hp are tested on dyno bench and optimized for best performance and efficiency. We constantly optimise our tools and software applications to have the latest technologies to do ecu remaps. Chiptuning files for Hummer are downloaded globaly everyday by our customers. Above you can find the results for STAGE1 chiptuning file Hummer H3 3.7 242hp - the result is more power, a smoother torque, less fuel consumption, more torque at low rpm and better throttle response. All Hummer H3 3.7 242hp engines tuning files are safe to use on the daily usage
Dyno and Road Tested ECU FILES
ECUMAP is a file service of ECU tuning files with the best results and solutions in the market. Our Chiptuning files are optimized on the road and later tested on dyno to get the maximum results you are looking for. We provide improved power, torque and fuel consumption for all petrol and diesel engines.
We value your privacy. By proceeding to this website you agree with our
Privacy Policy
