Thread: Yowsa!
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Old 03-28-2013, 07:12 PM   #4 (permalink)
Cobb
Master EcoModder
 
Join Date: May 2012
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Welcome aboard, glad to see someone concerned about the stuff coming out of the tail pipe vs what is going into the intake.

Yeah, leaning out your engine increases your mpg, but you are killing trees and ruining your engine down the road.
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