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SilviaSR20DET · 07-29-2014, 09:49 AM

Great cat! Using it on my sr20 and wouldn't be concerned with restriction at all with these. Didn't really notice the restriction when switching from a testpipe.

07-29-2014, 09:49 AM	#5
SilviaSR20DET Zilvia FREAK! Join Date: Mar 2002 Location: Seattle, WA Posts: 1,221 Trader Rating: (9)	Great cat! Using it on my sr20 and wouldn't be concerned with restriction at all with these. Didn't really notice the restriction when switching from a testpipe.