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myn8m3is8ndy · 07-13-2014, 03:48 PM

i had a rattle for my 02 boxster. shop said it was the exhaust system but wasnt sure if it was the muffler or cats. i ended up just installing on a secondary cat bypass, or test pipes, whichever one you want to call it, and the rattle went away.

07-13-2014, 03:48 PM	#2
myn8m3is8ndy Registered User Join Date: Jun 2014 Location: New York Posts: 62	i had a rattle for my 02 boxster. shop said it was the exhaust system but wasnt sure if it was the muffler or cats. i ended up just installing on a secondary cat bypass, or test pipes, whichever one you want to call it, and the rattle went away.