downpipecat
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downpipe-cat back benefit
if i get a performance down pipe and cat, will this increase performance and noise without changing the backbox, i know itll not be as free flow, but aint to fussed about changing the pipes? couldnt fiond a specifec answer before this turns into a lnch mob? chearz- james walker
- Thread
- back benefit downpipecat
- Replies: 9
- Forum: Leon Mk1 (2000-2006)
