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Old 09-25-2012, 03:11 PM   #9
Sir Tolik
Scooby Newbie
Member#: 268015
Join Date: Dec 2010
Chapter/Region: International
Location: St. Petersburg, Russia
2007 Subaru WRX STi
Blue mica


Originally Posted by mechatricity View Post
These cats are of the "high flow" variety and will have negligible impact on your power potential. That said, unless you are required to have an emissions inspection on your vehicle, catless is cheaper.
Well, I don't expect emission control in the nearest future. So will search for cheaper alternatives. In the Internet the catless perin downpipe is mentioned. Where do they come from? Just talked to Perrin - they sell only DP with cats...
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Last edited by Sir Tolik; 09-25-2012 at 03:41 PM.
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