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Doug's Headers D336 Full Length Header, 1-3/4 In, 78-88 GM, CC

-9%

Doug's Headers D336 Full Length Header, 1-3/4 In, 78-88 GM, CC
Doug's Headers

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#447D336

Doug's Headers D336 Full Length Header, 1-3/4 In, 78-88 GM, CC

$993.24

/set

Factory Shipped

$1,092.56

Save $99.32


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Product Summary

Long Tube Header Tube Type, Oval Exhaust Port Shape

    See more details

    Key Specs

    MFG. Part #D336
    Header Tube TypeLong Tube
    Exhaust Port ShapeOval
    Flange StyleStandard
    Primary Tube Diameter1-3/4"
    See more specs

    Need To Know

    Need help?

    855.313.9176
    View the Help Center

    Quick and Easy Returns

    Return Policy

    Doug's Headers D336 Details

    Doug's PASSENGER CAR HEADERS Long Tube Metallic Ceramic Coated

    3/8" Thick machined flanges... no warping
    • 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... longer life
    • 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

    • D336 1 3/4" 4-Tube Full Length Header Chevrolet 78-83 Malibu 78-87 El Camino 78-88 Monte Carlo Oldsmobile 78-88 Cutlass Supreme 78-84 Calais 78-83 Cruiser Pontic 78-87 Grand Prix Bonneville 82-86 265-400 Chevrolet Engine Met Ceramic Coating
    • Ceramic Coated
    • Emissions: No air inj
    • Primary: 1 3/4"
    • Fits D-Port heads incl. ZZ4 crate eng
    • use left side AC bracket H7608
    • vehicles W/ short compressors can use stock bracket
    • Use non-shell motor mounts
    • removal/modification of locking steering column reqd.
    • with Floor Shifter
    • with A/C
    • D336 1 3/4" 4-Tube Full Length Header Chevrolet 78-83 Malibu 78-87 El Camino 78-88 Monte Carlo Oldsmobile 78-88 Cutlass Supreme 78-84 Calais 78-83 Cruiser Pontic 78-87 Grand Prix Bonneville 82-86 265-400 Chevrolet Engine Met Ceramic Coating
    • Ceramic Coated
    • Emissions: No air inj
    • Primary: 1 3/4"
    • Fits D-Port heads incl. ZZ4 crate eng
    • use left side AC bracket H7608
    • vehicles W/ short compressors can use stock bracket
    • Use non-shell motor mounts
    • removal/modification of locking steering column reqd.
    • with Floor Shifter
    • with A/C

    Application

    1979-1982 Chevrolet El Camino 4.4L/267 V8
    1978-1984 Chevrolet El Camino 5.7L/350 V8
    1978-1987 Chevrolet El Camino 5L/305 V8
    1979-1982 Chevrolet Malibu 4.4L/267 V8
    1978-1983 Chevrolet Malibu 5.7L/350 V8
    1978-1983 Chevrolet Malibu 5L/305 V8
    1979-1982 Chevrolet Monte Carlo 4.4L/267 V8
    1982-1984 Chevrolet Monte Carlo 5.7L/350 V8
    1978-1988 Chevrolet Monte Carlo 5L/305 V8
    1978-1981 Oldsmobile Cutlass 5.7L/350 V8
    1978-1987 Oldsmobile Cutlass 5L/305 V8
    1982-1984 Pontiac Bonneville 5.7L/350 V8
    1983-1986 Pontiac Bonneville 5L/305 V8
    1980-1981 Pontiac Grand Prix 4.3L/265 V8
    1978-1980 Pontiac Grand Prix 4.9L/301 V8
    1981-1984 Pontiac Grand Prix 5.7L/350 V8
    1978-1987 Pontiac Grand Prix 5L/305 V8

    Charts

    CARB Warning

    For race/ off road use or for use on pre-1966 vehicles.

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.
    CA Prop 65
    CARB warning

    Doug's Headers D336 Specifications

    KEY SPECS
    MFG. Part #D336
    BrandDoug's Headers
    Header Tube TypeLong Tube
    Exhaust Port ShapeOval
    Flange StyleStandard
    Primary Tube Diameter1-3/4"
    Material TypeSteel
    ColorSilver
    Weld-UpNo
    Collector Diameter3 Inch
    FinishCeramic Coated
    Hardware IncludedYes
    Gasket(s) IncludedYes
    GENERAL
    Sold in QuantityPair
    GTIN Code694342540548

    Questions & Answers

    1 Question • 1 Answer

    Size of collector. 2 1/2" 3" 3 1/2"??

    by Mooney

    • 8 years ago

    1 answer

    View Answer

    1 of 1 questions shown

    Fitment

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 LG3 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    Customer Impersonation Script