Hedman Hedders SILVER E.O. HEADERS For 71-91 GM 283-400 CLASS C VANS Without A.I.R.

Hedman Hedders SILVER E.O. HEADERS For 71-91 GM 283-400 CLASS C VANS Without A.I.R.

The Hedman Hedders SILVER E.O. HEADERS For 71-91 GM 283-400 CLASS C VANS Without A.I.R. provides a high-performance exhaust upgrade for classic GM-based motorhomes and conversion vans, offering increased efficiency and power while maintaining 50-state emissions legality.

Key Features

• Standard-Duty construction with a Silver Ceramic-Metallic coating for superior heat management
• 50-State Legal (E.O. Certified) for street use on specific applications
• Long-tube design for optimized exhaust scavenging and performance
• Leak-free 3-inch Ball and Socket style collector system

Fitment

• 1971-1991 Chevy/GMC Class C Conversion Vans and Motorhomes
• Small Block Chevy 283-400 engines without A.I.R. systems

Specifications

• Primary Tube Diameter: 1-5/8 inch
• Collector Diameter: 3 inch
• Finish: Silver Coated

Note: Fits centered engine chassis only; please verify your vehicle’s emissions equipment and chassis configuration prior to ordering.