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Silvey01 · 05-14-2011, 04:36 PM

I saw that you put a lean burn engine in your civic. Have you done anymore engine performance mods (like a high flow air filter or headers) or are you just using the aero dynamics to increase fuel mileage?

05-14-2011, 04:36 PM	#14 (permalink)
Silvey01 Hot rodder eco wannabe Join Date: May 2009 Location: kansas city Posts: 25 The truck now the car - '04 Pontiac Sunfire SE Thanks: 9 Thanked 0 Times in 0 Posts	I saw that you put a lean burn engine in your civic. Have you done anymore engine performance mods (like a high flow air filter or headers) or are you just using the aero dynamics to increase fuel mileage?