s4 exhaust on a4?????
my bad. I missed the "catback" bit, I do know that a catback doesn't bolt to your manifolds.
really? S4 exhausts are cheaper? that's crazy. more demand I guess?
that being said, if the hangers are the same, and the flanges mate up, I don't see any reason why it wouldn't work.
really? S4 exhausts are cheaper? that's crazy. more demand I guess?
that being said, if the hangers are the same, and the flanges mate up, I don't see any reason why it wouldn't work.
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SoQuick
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