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Duramax Mpg Increase

Upgrades improve duramax fuel economy - chevy gmc, I have an 03 gmc 4x4. thus far i have been dissapointed with fuel economy. i am getting close to 100k and have been averaging about 16 mpg with mixed. "real world" diesel fuel mileage duramax, Contemplating purchasing a new duramax diesel. as you all know, these hd pickups do not publish fuel economy ratings so i'm stuck asking around.. Installing injectors chev duramax - youtube, New install duramax diesel injectors.

PPE Economy Xcelerator 2001-2010 GM LB7/LLY/LBZ/LMM Diesel
PPE Economy Xcelerator 2001-2010 GM LB7/LLY/LBZ/LMM Diesel

Originally Posted by Conch&Balls
Originally Posted by Conch&Balls

Gas Mileage For 2014 Chevy 2500hd Diesel
Gas Mileage For 2014 Chevy 2500hd Diesel

Duramax diesel get 4-7 mpg fuel mileage increase, Gain up to 4-7 more miles per gallon with custom tuning of your duramax diesel engine control module. fuel mileage increase is possible.. Increase my duramax fuel mileage - youtube, Http://www.powerupdiesel.biz looking for better fuel mileage with your duramax diesel? duramileage custom tuning can give you up to a 4-7 mpg gain. 1-888. How to increase horsepower and fuel mileage in duramax diesel, Easy ways to increase horsepower and fuel mileage in duramax diesel trucks. heavy duty diesel performance products cut maintenance costs in half..