Hedman Hedders SILVER LONG-TUBE D-PORT HEADERS FOR 67-91 GM TRUCKS, BLAZER, JIMMY; 283-400

Hedman Hedders SILVER LONG-TUBE D-PORT HEADERS FOR 67-91 GM TRUCKS, BLAZER, JIMMY; 283-400

The Hedman Hedders SILVER LONG-TUBE D-PORT HEADERS FOR 67-91 GM TRUCKS, BLAZER, JIMMY; 283-400 is a high-performance exhaust solution designed to maximize flow and power for Small Block Chevy engines in classic GM trucks and SUVs. Featuring a durable silver ceramic coating, these long-tube headers offer superior heat insulation and corrosion resistance while improving engine efficiency.

Key Features

• Long-tube design for increased torque and horsepower
• HTC Polished Silver Ceramic-Coated finish for heat management
• 3-inch ball and socket collector for a leak-free seal
• D-port flange specifically for D-port cylinder heads
• 1-5/8 inch primary tube diameter

Fitment

• 1967-1991 Chevy/GMC 2WD & 4WD 1/2 to 1-Ton Pickups
• 1967-1991 Chevy Blazer and GMC Jimmy
• 1967-1991 Chevy/GMC Suburban
• Fits 283-400 Small Block Chevy engines

Note: Designed for centered engine chassis only; verify cylinder head port shape to ensure compatibility with D-port flanges before installation.