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Old 02-13-2007, 04:49 PM   #8
318iS
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Quote:
Originally Posted by mohaughn View Post
pdx- Are those race cats a good buy? I've come across those several times while looking for something to do a cat delete pipe and still have a resonator of some sort to keep the noise down. Do you happen to know that the stock pipe size is going into the stock cat? I'd imagine I could pay less than 50$ to have the OE cat cut out and one of those welded in..
if your talking about sport cats then its pointless and their expensive... especially as your car will only be used for autocross (reading your other thread)... i think your better off having an exhaust place cut out the cat and weld in a straight pipe instead....
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