exhaust/spoiler q on mustang
help me out on this one....i have a 93 mustang LX and i was talking to a guy who was telling me if i install a better exhaust system ill save gas mileage....is this true for an LX? would installing a better exhaust system save gas? also...do you think putting a saleen spoiler on my car would work? would it fit? thanx
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Ario x
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