JBA Cat4Ward Shorty Headers 1-1/2in Primary Raw 409SS for Select 1986-1995 Chevrolet/GMC (5.0L / 5.7L) - 1830S

Fits select 1986-1995 Chevrolet and GMC C/K 1500/2500/3500 trucks, Suburban, Blazer, and Jimmy (5.0L / 5.7L).

JBA Cat4Ward shorty headers are a direct performance replacement for restrictive factory cast-iron manifolds. Engineered to increase engine efficiency and power output, these headers feature JBA’s proprietary Firecone collector—a race-proven design that improves exhaust scavenging for better torque and throttle response. Constructed from durable 409 stainless steel, these 1-1/2" primary headers are built to withstand the high thermal stress of heavy towing and daily driving.

• Heavy-duty 3/8" thick machined flanges provide a stable sealing surface to prevent warping
• Mandrel-bent stainless steel tubing maintains consistent diameter for optimized flow
• Proprietary JBA Firecone collector technology for maximum power gains
• Oversized exhaust ports to accommodate high-flow cylinder heads
• Extra thick collector domes ensure a leak-free connection to the exhaust system
• Includes high-quality installation hardware and factory-style emission connections
• Note: Designed for applications without A.I.R. (Air Injection Reactor) systems
• Manufacturer Part Number: 1830S