STI Backbox
#1
STI Backbox
I've just fitted a STI backbox to my 01 and thought it might be a little louder than standard. It looks a lot better than the peashooters so thats ok, if i fit a straight through centre pipe will it make a difference (noise, acc, etc)?
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Mattybr5@MB Developments
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18 November 2015 07:49 AM