Hedman Hedders LONG-TUBE E.O. HEADERS For '67-91 GM 1 TON 4WD 7.4L TRUCKS With A.I.R.
HEDMAN HEDDERSHedman Hedders LONG-TUBE E.O. HEADERS For '67-91 GM 1 TON 4WD 7.4L TRUCKS With A.I.R.
The Hedman Hedders LONG-TUBE E.O. HEADERS For '67-91 GM 1 TON 4WD 7.4L TRUCKS With A.I.R. is a standard-duty, 50-state legal exhaust solution designed to improve the performance and efficiency of 1-ton GM 4WD trucks equipped with a 7.4L big block engine and factory smog equipment.
Key Features
- 50-State Legal (E.O. Certified)
- 1-3/4 in. Mandrel-Bent Tubes
- 3 in. Ball and Socket Collector
- Uncoated Mild Steel Finish
Fitment
- 1967-1987 Chevrolet/GMC 1 Ton 4WD Pick-Up
- 1988-1991 Chevrolet/GMC 1 Ton 4WD (Classic/Square Body Style)
- Equipped with 7.4L (454) Engine and A.I.R. System
Note: Designed for centered engine chassis only; please verify emissions compliance and engine placement before ordering.