Hedman Hedders SILVER E.O. HEADERS For 71-91 GM 283-400 CLASS C VANS With A.I.R.

Hedman Hedders SILVER E.O. HEADERS For 71-91 GM 283-400 CLASS C VANS With A.I.R.

The Hedman Hedders SILVER E.O. HEADERS For 71-91 GM 283-400 CLASS C VANS With A.I.R. is a high-performance exhaust solution designed to improve engine efficiency and power for classic GM-based motorhomes and conversion vans while remaining 50-state emissions legal.

Key Features

• Standard-Duty Silver Ceramic coating for heat management and corrosion resistance
• 50-State Legal (E.O. Certified) for street use
• Long-tube design for maximized exhaust scavenging
• Includes 3-inch Ball and Socket style collectors

Fitment

• 1971-1991 Chevy/GMC Class C Conversion Vans and Motorhomes
• Equipped with Small Block Chevy 283-400 engines and A.I.R. systems

Specifications

• Tube Diameter: 1-5/8 inch
• Collector Size: 3 inch
• Finish: Silver Ceramic-Metallic

Note: Designed for centered engine chassis only; please verify emissions compliance and chassis configuration before ordering.