986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - Top Speed Bypass pipes initial impression

jovie · 12-05-2012, 09:32 PM

Are these test pipes will pass EMISION TEST (smog test)? does it create CEL? Does it sound better or it needs the whole catback exhaust? I just want to make sure I don't encounter minor erritating issues when I purchase and install it.

12-05-2012, 09:32 PM	#68
jovie Registered User Join Date: May 2009 Location: San Diego Posts: 18	Are these test pipes will pass EMISION TEST (smog test)? does it create CEL? Does it sound better or it needs the whole catback exhaust? I just want to make sure I don't encounter minor erritating issues when I purchase and install it.