Hedman Hedders H.D. BLACK HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 WITH A.I.R.

Hedman Hedders H.D. BLACK HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 WITH A.I.R.

The Hedman Hedders H.D. BLACK HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 WITH A.I.R. are heavy-duty, 50-state legal long tube headers designed for Big Block Chevy engines. These headers provide improved exhaust flow and durability for classic GM trucks and SUVs while maintaining compliance with emissions standards using A.I.R. injection ports.

Key Features

• Heavy-Duty Construction with 1-3/4 in. Tubes
• Black Ceramic Coated Mild Steel for Heat Management
• 3 in. Ball and Socket Style Collector
• Integrated A.I.R. Injection Ports

Fitment

• 1967-1991 GM 2WD/4WD 3/4-1 Ton Trucks and SUVs
• 396-502 Big Block Chevy Engines (Centered Engine Only)

Note: Designed specifically for centered engine configurations; verify your engine placement and chassis clearance before installation.