Hedman Hedders LONG-TUBE E.O. HEADERS For 67-91 GM 396-454 TRUCKS/SUVS Without A.I.R.
HEDMAN HEDDERSHedman Hedders LONG-TUBE E.O. HEADERS For 67-91 GM 396-454 TRUCKS/SUVS Without A.I.R.
The Hedman Hedders LONG-TUBE E.O. HEADERS For 67-91 GM 396-454 TRUCKS/SUVS Without A.I.R. is a standard-duty exhaust solution designed for big block Chevy engines in classic GM trucks, SUVs, and motorhomes. These 50-state legal headers provide improved exhaust flow and performance while maintaining emissions compliance for vehicles without A.I.R. systems.
Key Features
- 1-3/4 in. Mandrel-Bent Tubes
- 3 in. Ball and Socket Collector Flanges
- 50-State Legal (E.O. Protected)
- Standard-Duty Uncoated Mild Steel Construction
Fitment
- 1968-1995 Chevy/GMC Class A Motorhomes (Centered Engine)
- 1967-1991 GM 2WD/4WD Trucks and SUVs with 396-454 BB Chevy
- Models without A.I.R. (Air Injection Reactor) system
Note: Ball and socket collectors provide up to 20 degrees of flexibility; verify your specific chassis and engine offset requirements before installation.