Hedman Hedders STANDARD BLACK HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 NO A.I.R.
HEDMAN HEDDERSHedman Hedders STANDARD BLACK HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 NO A.I.R.
The Hedman Hedders STANDARD BLACK HEADERS, 1967-91 GM 2WD/4WD TRUCKS, SUVS; 396-502 NO A.I.R. is a high-performance exhaust solution designed to improve flow and power in big block Chevy-powered GM trucks and SUVs. These standard-duty headers are ideal for enthusiasts looking for a reliable, performance-focused upgrade for their centered-engine chassis.
Key Features
- Standard-duty mild steel construction with a durable black-coated finish
- 1-3/4 inch primary tube diameter for optimal exhaust scavenging
- 3 inch ball-style collector for a leak-free seal and easier installation
- Long tube design specifically for non-A.I.R. equipped big block Chevy engines
Fitment
- 1967-1986 Chevy/GMC 3/4-1 Ton 2WD and 1/2-3/4 Ton 4WD Trucks and Blazers
- 1968-1991 Chevy/GMC 1/2-3/4 Ton 2WD and 3/4 Ton 4WD Suburbans
- Compatible with 396-502 Big Block Chevy engines (Centered Engine Chassis only)
Note: Designed for vehicles without A.I.R. (Air Injection Reactor) systems; please verify engine placement and chassis compatibility before ordering.