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- - H2 SUT 6.2 economy increase (https://www.hummerforums.com/forum/private-sale-trade-classifieds-10/h2-sut-6-2-economy-increase-37407/)

OCFDfyrfytr

10-15-2016 09:36 AM

H2 SUT 6.2 economy increase

O8 SUT with 6.2 L. Would like to gain additional fuel mileage looking at a programmer/chip. Any suggestions? Very seldom any off-road you should just better performance/economy for both city and highway and occasionally a boat/camper behind me Thanks

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