ISR Performance High Flow Cat Nissan 350z Z33 2003-2006 VQ35DE vendor_WedsSport Also features a COBB stamped

Also features a COBB stamped logo on the underside of each muffler

Less Restriction

Part #: WGCR435WAGP

Part #: ABW-NEWAGE-SPOILER

lightweight performance

ISR Performance High Flow Cat Nissan 350z Z33 2003-2006 VQ35DE vendor_WedsSport Also features a COBB stampedPart #: IS HFC Z33 ISR Performance high flow cats are custom made utilizing 300 cell spun Metallic substrate to be less restrictive than stock, Letting you gain power while still converting harmful exhaust gasses, ISR HFC are Fully TIG welded with true mandrel bends throughout. ISR Performance HFC bolt up to factory or aftermarket exhaust (as long as the aftermarket exhaust is built from OEM specs). ISR HFC also retains the factory Oxygen sensor