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Doug's Headers D581

Metallic Ceramic Coated Headers 1970-81 Pontiac 326-455 1-7/8" Tube Diameter



Doug's Headers D581

Part Number: 776-D581

Metallic Ceramic Coated Headers
  • 1970-81 Pontiac 326-455
  • 1-7/8'' Tube Diameter
  • 3-1/2'' Collector
  • Round Port Shape
  • $814.99
    Ships 10/03/16
    if Ordered Today
    FREE Shipping
    Doug's Headers D581 Metallic Ceramic Coated Headers 1970-81 Pontiac 326-455 1-7/8" Tube Diameter $814.99

    Doug's Headers D581 Details

    Pontiac - 1-7/8'' Tube Diameter

    Fits:

    • 1970-81 Firebire, Trans Am

    Notes:

    • Requires removal or modification of locking steering columns if equipped.
    • Fits Edelbrock Performer, RAM-Air, Super Duty and H.O. heads only.
    • Header fits with Milodon oil pans 697-30355, 697-31660 and 697-31665.

    Emission Code:

    • The product accompanying this document is legal only for off-highway use (except in California or states that have adopted California emission standards), racing use or for use on pre-emission-controlled motor vehicles/motor vehicle engines (pre-1974 domestic vehicles certified to California standards, pre-1974 domestic vehicles certified to federal standards and all pre-1974 foreign vehicles), per the manufacturer's application guide.
    AutomaticManual
    A/CP/BP/SColumnFloorColumnFloor
    Y Y Y N Y N Y

    Specifications:

    Position
    N/A
    Steering System
    Power
    Brake System
    Power
    Manufacturer's Part Number:
    D581

    Every Doug's Header is Tuned with the Proper Tube Size & Length to Efficiently Remove Exhaust Gasses from Each Cylinder

    Headers feature 3/8'' flanges and 16-gauge tubing on passenger car applications. They include all necessary mounting hardware, collector reducers or connection pipes, premium gaskets and detailed instructions. Headers are available in either a Metallic Ceramic Thermal Barrier Coating or a uncoated raw finish. The Metallic Ceramic Thermal Barrier Coating will withstand up to 1400 degree temperatures! This coating is polished which increases corrosion resistance over 60%!

    Features:
  • Thick Flanges Prevent Warping
  • Stitch Welded Ports for Added Strength
  • Machined Sealing Bead Eliminates Leaks
  • Heavy Gauge Tubing for Longer Life
  • Precision-Formed Collectors Reduce Back Pressure
  • CNC Mandrel-Bent Tubing Provides Accurate Fit & Better Flow

    See More Info for Applications Listing

  • Does Doug's Headers D581 fit your vehicle?

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    Aspiration

    1977 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1970 PONTIAC FIREBIRD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: ESPRIT

    1971-1974 PONTIAC FIREBIRD

    • CC: 7456
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8

    1977-1979 PONTIAC FIREBIRD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1977-1979 PONTIAC FIREBIRD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: FORMULA

    1970 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: ESPRIT

    1979 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: TRANS AM

    1970 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: TRANS AM

    1971-1978 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: TRANS AM

    1975-1976 PONTIAC FIREBIRD

    • EngineType: V8
    • SubModel: BASE

    1970-1974 PONTIAC FIREBIRD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1971-1976 PONTIAC FIREBIRD

    • EngineType: V8
    • SubModel: ESPRIT

    1974 PONTIAC FIREBIRD TRANS AM

    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8

    1974 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1970 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1971-1973 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8

    1976 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: FORMULA

    1971-1973 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8

    1970 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: FORMULA

    1970 PONTIAC FIREBIRD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: FORMULA

    1970 PONTIAC FIREBIRD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: TRANS AM

    1971-1974 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: FORMULA

    1977-1979 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: FORMULA

    1975 PONTIAC FIREBIRD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: FORMULA

    1977-1979 PONTIAC FIREBIRD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: ESPRIT
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