The JBA Cat4Ward header for 1999–2002 GM trucks with 4.3L V6 engines without A.I.R. injection comes with a silver-coated finish to help resist corrosion while improving flow. Built with mandrel-bent 1-1/2" primaries of stainless construction, it features JBA's Firecone collector, 3/8" machined flanges and oversized ports, extra-thick collector domes and factory-style emission connections with included hardware.
JBA 99-02 GM Truck 4.3L V6 w/o A.I.R. Injection 1-1/2in Primary Silver Ctd Cat4Ward Header