Hedman Elite Ultra-Duty Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM Fullsize SUV / Truck 1967-91 69830 - Pair H759C01M The runners have been ported

The runners have been ported to improve velocity and evacuate the cylinders

Exclusive Flow Directors Channel Exhaust Flow

Track and Trailer Ramp

Shrink Tubing Included

Low-profile

Hedman Elite Ultra-Duty Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM Fullsize SUV / Truck 1967-91 69830 - Pair H759C01M The runners have been portedHedman Hedders Elite Headers; 1 5 8" Tube Diameter; 3" Collector; Full Length Design Hedman Hedders Elite Hedders Exhaust Header 69830 Tube Size 1 5 8 in. Collector Size 3 in. Tubular Exhaust Manifold System w o Smog Injection Or Injection Heads Ultra Duty 14 Gauge Primary Tubes Ceramic Metallic Coating Stands Temp. Up To 1400 F Durable 3 8 in. Flanges Prevent Warping And Stands Up Better Against Brutal Punishment Durable And Affordable Hedman Hedders