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spyghost · 07-14-2008, 09:02 PM

so, does this mean that changing exhaust system is not a good consideration for increasing fe?

07-14-2008, 09:02 PM	#4 (permalink)
spyghost EcoModding Lurker Join Date: Jun 2008 Location: Manila, Philippines Posts: 18 Lancer - '00 Mitsubishi Lancer GLX 90 day: 30.28 mpg (US) Thanks: 0 Thanked 0 Times in 0 Posts	so, does this mean that changing exhaust system is not a good consideration for increasing fe?