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chazly413 · 05-30-2009, 12:49 AM

Nah, the headers are the most "restrictive" thing in the exhaust. The cat only becomes a restriction if you have cams or something similar done to your engine.

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05-30-2009, 12:49 AM	#7
chazly413 Scooby Specialist Member#: 151079 Join Date: Jun 2007 Chapter/Region: MAIC Location: College Park, MD Vehicle: 2005 2.5RS RBP s-techs mad tyte yo	Nah, the headers are the most "restrictive" thing in the exhaust. The cat only becomes a restriction if you have cams or something similar done to your engine. * Registered users of the site do not see these ads.