Doug's Headers - D581
Headers - Full Length - 1.875 in Primary - 3.5 in Collector - Steel - Ceramic - Pontiac V8 - GM F-Body 1970-79 - Pair
Doug's Long Tube Header 70-81 Firebird 455 W/HO/SD/Ram Air Heads only 1 7/8" Primary 3 1/2" Collector Silver Ceramic Coated D581
Collector Diameter: 3.5
Color: Natural
EmissionFullDES: 2 - This product is Legal for use on Pre-Pollution Controlled Vehicles. It is legal for use on all vehicles produced Before Emissions Control Regulations were imposed. These are considered Uncontrolled Vehicles and are defined as follows; 1965 and Older US Manufactured California Certified Vehicles, 1967 and Older US Manufactured Federally Certified Vehicles, 1967 and Older Foreign Manufactured Vehicles
EmissionFullDES: 3 - This Product is LEGAL for Closed Course Competition use or Pre-Emissions Controlled Vehicles ONLY. It is Not Legal for use on any Emissions Controlled Vehicle for Street or Off Highway use.
Finish: Silver ceramic coated
Gasket Or Seal Included: Yes
Gaskets Included: Yes
Header Finish: Silver ceramic coated
Header Material: Steel
Header Style: Full-length
Material: Steel
Mounting Hardware Included: Yes
Oxygen Sensor Port: No
Primary Tube Outside Diameter: 1.875
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