ISR Performance High Flow Cat Nissan 350z Z33 2003-2006 VQ35DE vendor_BLOX Racing Part #: 441-780-2645BK

Part #: 441-780-2645BK

0L exhaust system and adding a Y-pipe

The cores are made from a bar & plate design for durability with mounting made easy due to the direct fitment design

Get that plastic blob of an overflow tank out of your engine bay

that each radiator may be installed without modification to the vehicle

ISR Performance High Flow Cat Nissan 350z Z33 2003-2006 VQ35DE vendor_BLOX Racing Part #: 441-780-2645BKPart #: 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