Doug's Headers® - 4-Tube Steel Metallic Ceramic Coated Long Tube Exhaust Headers

1 review|Item # mpn4564003945
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    Authorized Dealer
    $975.95
    In Stock (6) - Ships in 24 to 48 hrs
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    Vehicle Fitment

    Chevy
    GMC

    Specifications

    Series
    4-Tube
    Header Material
    Steel
    Finish
    Metallic Ceramic Coated
    Header Style
    Long Tube
    Primary Diameter
    1.625"
    Collector Diameter
    3"
    Inlet Port Shape
    Oval
    Port shape
    Oval
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Collector Attachment
    3-bolt flange
    Collector Diameter (in.)
    3.00
    Collector Reducer Exit Diameter
    2.500 in.
    Collector Reducers Included
    Yes
    Crossover Pipe Included
    No
    Cylinder Head Port Shape
    Round
    Flange Style
    Standard
    Flange Thickness (in.)
    0.38 in.
    Gaskets Included
    Yes
    Header Color
    Silver ceramic coated
    Header Style
    Long tube one-piece
    Motor Mounts Included
    No
    Primary Tube Gauge
    16-gauge
    Primary Tube Outside Diameter (in.)
    1 5/8 in.
    Quantity
    Sold as a pair.
    Spark Plug Position
    Angle/Straight
    Transmission Mount Included
    No
    Tuned
    No
    Weld-Up
    No

    Features

    • Doug's Headers D3373 Metallic Ceramic Coating
    • 3/8" thick flanges
    • CNC mandrel bent tubes... accurate fit & better flow
    • Precision formed long transition collectors and long tube design... reduces backpressure and increases higher RPM horsepower
    • Heavy 16 gauge tubing
    • Tubes are pre-polished to remove scratches and the header is finished with a Metallic Ceramic Thermal Barrier
    • Coating polished to a high luster appearance offering corrosion and heat resistance up to 1400 degrees

    Product Details

    4-Tube Steel Metallic Ceramic Coated Long Tube Exhaust Headers (D310) by Doug's Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Color: Silver. Header Coating: Ceramic. Header Style: Long Tube. Doug's headers are carefully developed on the vehicles they are intended to fit and are re-checked numerous times during the design and manufacturing process.

    Doug's Headers Authorized Dealer
    Brand:
    Doug's Headers
    Part Number:
    D310
    UPC:
    694342507145

    Reviews

    (1)
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    /5
    1-1 of 1 Reviews
    5 of 5
    Woke Up My Car
    I'm restoring my 1963 Mercury Meteor. Headers fit great, look killer. The car pulls so much better off the line now. Not the easiest install but totally worth it.
    Posted by Jerome (Charlotte, NC) / February 09, 2025

    Questions and Answers

    (0)
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!