Doug's Headers - D381
Headers - SideMount - 2.125 in Primary - 4 in Collector - Gaskets / Hardware Included - Steel - Ceramic - Big Block Chevy - Chevy Corvette 1963-82 - Pair
Doug's Sidemount Header 63-82 Corvette 396-454 BBC 2 1/8" Primary 4" Collector Silver Ceramic Coated D381
Doug's Corvette Sidemount Headers - the pinnacle of performance exhaust systems. Designed with the discerning Corvette enthusiast in mind, they are the perfect blend of innovation and craftsmanship.
- 3/8" flanges ensure no leak performance
- 16-gauge steel construction for longer life
- Polished stainless steel offers durability and a show quality finish
- CNC mandrel bent tubes, ensuring better flow and exacting
- Precision formed long transition collectors eliminate exhaust flow turbulence
Collector Attachment: Slip fit
Collector Diameter: 4.0
Collector Port Diameter: 4.0
Color: Silver
Cylinder Head Port Shape: Round
Design: Sidemount
EGT Port: No
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: Metallic Ceramic Coated
Flange Thickness: 0.375
Gasket Or Seal Included: Yes
Gaskets Included: Yes
Grade Type: Performance
Header Material: Steel
Header Style: Sidemount
Material: Steel
Mounting Hardware Included: Yes
Oxygen Sensor Port: No
Port Shape: Round
Primary Tube Outside Diameter: 2.125
Primary Tubing Diameter: 2.125
Sheen Level: Semi-Gloss
Tube Wall Thickness: 16
