2024 Duramax Tuner Mpg. This diesel performance module is designed for fuel economy with up to 45 horsepower increase in hp and fuel savings up to 10%. Looking for 2024 duramax tuner to improve your towing?

This diesel performance module is designed for fuel economy with up to 45 horsepower increase in hp and fuel savings up to 10%. I’m new to diesels and trucks altogether, mostly because i have a long commute and didn’t want to pay extra the horrible mpgs.