Hedman Hedders HD BLACK LONG-TUBE E.O. HEADERS For 67-91 GM 4WD SB CHEVY TRUCKS Without A.I.R.

Hedman Hedders HD BLACK LONG-TUBE E.O. HEADERS For 67-91 GM 4WD SB CHEVY TRUCKS Without A.I.R.

The Hedman Hedders HD BLACK LONG-TUBE E.O. HEADERS For 67-91 GM 4WD SB CHEVY TRUCKS Without A.I.R. provide heavy-duty performance and durability for small block Chevy-powered 4WD trucks. These Elite series headers feature thicker flanges and primary tubes, designed to withstand the high heat and rigors of towing or off-road use while remaining 50-state emissions legal.

Key Features

• Heavy-Duty Elite Construction
• Black Ceramic Thermal Coating
• 3-inch Ball and Socket Collectors
• 1-5/8 inch Primary Tubes
• 50-State Emissions Legal (E.O. Certified)

Fitment

• 1967-1987 Chevrolet/GMC 1/2 to 3/4 Ton 4WD Pickup
• 1967-1991 Chevrolet/GMC Blazer and Suburban 4WD
• Small Block Chevy 283-400 Engines without A.I.R.

Note: Fits centered engine chassis 4WD models only; always verify your specific emissions requirements and engine bay clearance before installation.