Hedman Street Headers - 1.75 in Primary - 3 in Collector - Metallic Ceramic - Big Block Chevy - GM Fullsize SUV / Truck 1967-91 - Pair Hastings Viscosity typical of 75W-90

Viscosity typical of 75W-90

For racing use only

1/2 in and 7/16 in Adapters

Available in lengths from 6

Extended back heatshield panel across shoulder area for added protection

Hedman Street Headers - 1.75 in Primary - 3 in Collector - Metallic Ceramic - Big Block Chevy - GM Fullsize SUV / Truck 1967-91 - Pair Hastings Viscosity typical of 75W-90Hedman Hedders HTC Coated Headers; 1 3 4" Tube Diameter; 3" Collector; Full Length Design Hedman Hedders HTC Hedders Exhaust Header 69116 Tube Size 1. 75 in. Collector Size 3 in. w o Smog Injection Or Injection Heads Thermal Protection Up To 1300 Deg. Will Not Chip Or Peel More Durable Than Chrome Will Not Blue Or Discolor Easy To Clean Better Heat Insulation Guaranteed Against External Rust Through Best High Temp Coating On The Market Today Hedman