HKS Catted Downpipe (Metal Catalyzer) - Honda Civic Type-R FL5 22+ 2022-bmw-x7-esi6521184 Just like a valve spring

Just like a valve spring and retainer

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66 lbs Weight Reduction over Stock

ARP 07+ Dodge 6

HKS Catted Downpipe (Metal Catalyzer) - Honda Civic Type-R FL5 22+ 2022-bmw-x7-esi6521184 Just like a valve springThe HKS Metal Catalyzer replaces the restrictive factory ceramic catalyst on the FL5 Civic Type R with a low density 150 cell metal sports cat, cutting exhaust resistance by approximately 51% compared to stock while keeping catalytic function. The outlet is formed by lost wax casting to a vehicle specific design that smooths gas flow off the turbine for sharper response and a freer revving top end. Features Low density 150 cell metal catalyst core