Quote:
Originally Posted by Flange
Quote:
Originally Posted by Dav3
Is the equal length piping just the backbox exhaust / catback exhaust up till OPF or are you forced to pair it with the mid-pipe?
I'm confused
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This one is from the OPF back. (UK car)
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Hmm, so the connecting pipes from backbox to opf are made equal length?
Like that's the only big change, no?