Hedman Hedders STANDARD E.O. HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 WITH A.I.R.

Hedman Hedders STANDARD E.O. HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 WITH A.I.R.

The Hedman Hedders STANDARD E.O. HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 WITH A.I.R. provides a street-legal exhaust solution for Big Block Chevy-powered GM trucks and SUVs. These headers are designed for 50-state emissions compliance, ensuring your vehicle maintains performance while meeting legal standards.

Key Features

• 50-State Emissions Legal design with A.I.R. (Air Injection Reactor) compatibility
• Heavy-duty 1-3/4 in. primary tubes for improved exhaust flow
• Durable uncoated mild steel construction
• 3 in. ball collector for a reliable, leak-free connection

Fitment

• 1967-91 Chevy/GMC 3/4-1 Ton 2WD and 1/2-3/4 Ton 4WD Trucks
• 1967-91 Chevy/GMC Blazer and Suburban (2WD/4WD variants)
• Compatible with 396-502 BB Chevy engines (Centered Engine Chassis only)

Note: Designed specifically for centered engine chassis configurations; verify your vehicle’s emissions requirements and engine placement prior to installation.