Hedman Street Headers - 1.75 in Primary - 3 in Collector - Small Block Chevy - GM Fullsize SUV / Truck 1967-87 - Pair Front Arch Support Hydraulic - High Energy: Strong

Hydraulic - High Energy: Strong torque

and the body is made from heat treated chromoly steel that has a protective coating for corrosion resistance

All Swift Springs are manufactured using H5S

but don't let size fool you

Hedman Street Headers - 1.75 in Primary - 3 in Collector - Small Block Chevy - GM Fullsize SUV / Truck 1967-87 - Pair Front Arch Support Hydraulic - High Energy: StrongHedman Hedders 67 87 C10 C20 Trucks With Sb Chevy; Standard Uncoated Headers; 1 3 4" Tube Diameter; 3" Collector; Mid Length Design Hedman Hedders has been manufacturing quality headers and exhaust components in the USA since 1954. Hedman Hedders 67 87 C10 C20 Trucks With Sb Chevy Standard Uncoated Headers 1 3 4" Tube Diameter 3" Collector Mid Length Design Vehicle Applications: 1979 1986 GMC C1500 Suburban 1987 1991 GMC R1500 Suburban 1975 1978 GMC