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**Clyde65** · 01-03-2014, 09:17 AM

I have a 4.8/4l60e, cai, headers and a performance tune, I get 19+ highway. I have gotten 20.5 once. I was driving like a granny but now I just drive normally.

01-03-2014, 09:17 AM	#3
Clyde65 1965 Chevy C10, 2005 4.8L/4l60 Join Date: Aug 2004 Location: DFW Texas Posts: 8,549	Re: Mpg I have a 4.8/4l60e, cai, headers and a performance tune, I get 19+ highway. I have gotten 20.5 once. I was driving like a granny but now I just drive normally. __________________ Clyde65 Rebuild of Clyde http://67-72chevytrucks.com/vboard/s...84#post8338184 69 Aristocrat Lo Liner build http://67-72chevytrucks.com/vboard/s...84#post7561684 *support our troops!*