bad fuel mileage

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Jun 24, 2014 | 09:23 PM

hulse09

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From: andover NY

bad fuel mileage

so i have and 06 cummins. only has a cold air intake with afe intake manifold and 5in exhaust. im running a H&S mini maxx but all i can get it about 14.5 - 16mpg i would think i could get 18-20

Jun 24, 2014 | 09:31 PM

dangerous1965

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From: Escondido CA

Smarty!

Jun 25, 2014 | 09:50 AM

Bigg Redd

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From: TEXAS

Manual or auto? What gears do you have? 4wd or 2wd? If you have a 4wd, Auto, and 4.10 gears, then your pretty much in the money for mileage.

Jun 25, 2014 | 09:07 PM

hulse09

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Joined: May 2008

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From: andover NY

well its an auto 4wd and im not sure on gears but it probably dont help its a mega cab with a 6in lift and 37s under it haha. good thing i have my 00 that gets 22-25

Jun 25, 2014 | 10:26 PM

RanchhandTCR

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From: SLV Colorado

Yea.... With the lift and tires your good to go...... if your past 130K maybe get the valve lash done..

Jun 26, 2014 | 09:16 AM

Bigg Redd

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From: TEXAS

Quote:

Originally Posted by hulse09

well its an auto 4wd and im not sure on gears but it probably dont help its a mega cab with a 6in lift and 37s under it haha. good thing i have my 00 that gets 22-25

Well ya didnt mention the lift and tires....LOL. Id say youre at your peak mileage with your combo.....unless you back off the skinny pedal some.