Blow through 5.3 MPG
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Join Date: Aug 2010
Location: Durham, NC
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Blow through 5.3 MPG
Just curious what you guys are getting highway mpg. A friend of mine with a turbo 6.0 RC/SB Silverado only gets 12, although his tune isn't spit on. Right now my Chevelle with a big block and a 4l80e weighs 3950 with me in it. Are high teens possible?