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The JBA Cat4Ward header for 1986–1995 GM trucks with 5.0L/5.7L SBC engines (without A.I.R.) is a shorty-style upgrade that reduces manifold restriction to improve engine breathing and efficiency. It features mandrel-bent stainless tubing, 3/8" machined flanges, oversized ports and JBA's Firecone collector, plus factory-style emission connections and quality hardware for a professional, no-leak installation.
JBA 86-95 GM Truck 5.0L/5.7L SBC w/o A.I.R. 1-1/2in Primary Silver Ctd Cat4Ward Header
