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GM Specific Fit Headers 1970-1979 Pontiac Firebird, Trans Am 350-455
InfoVehicle Info Needed
PATRIOT EXHAUSTPART NUMBER: 737-H8301-1

GM Specific Fit Headers 1970-1979 Pontiac Firebird, Trans Am 350-455

$61273$680.82You Save$68.09
ShippingShips on Sep 03, 2026
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$18574
Metallic Ceramic Coated Long Tube Headers for 1964-1981 Pontiac Passenger Car [326-455 ci]

555-300121

Metallic Ceramic Coated Long Tube Headers for 1964-1981 Pontiac Passenger Car [326-455 ci]

$42699

GM Specific Fit Headers
GM Specific Fit Headers
  • 1970-1979 Pontiac Firebird, Trans Am350-455
  • 1-5/8'' Primary Tubes
  • 3'' Collector
  • SAP Port Shape
  • Metallic Ceramic Coated

    Fits:
    • 1970-1979 Firebird, Trans Am
    Notes:
    • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

    AutomaticManual
    A/CP/BP/SColumnFloorColumnFloor
    YYYNYNY

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    • Part TypeHeader
    BrandPATRIOT EXHAUST
    Package Height11.0
    Package Width20.25
    Package Length39.0
    Weight33.3 PG
    Part CategoryPerformance Parts
    PositionN/A
    Header FinishSilver ceramic coated
    QuantitySold as a pair
    Bolts/Studs IncludedYes
    Cylinder Head Port ShapeD-port
    Transmission Mount IncludedNo
    Header MaterialSteel
    Gaskets IncludedYes
    Weld-UpNo
    Brake SystemPower
    Collector Attachment3-bolt flange
    Flange StyleStandard
    TunedNo
    Collector Diameter3 in (76.2 mm)
    Motor Mounts IncludedNo
    Part FitmentSemi Universal
    Reducers IncludedYes
    Primary Tube Gauge18-gauge
    Header StyleFull-length
    Cross Over Pipe IncludedNo
    Catalytic Converter(S) IncludedNo
    Primary Tube Diameter1.625 in (41.3 mm)
    Vendor Part NumberH8301-1
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file

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    Some parts are not legal for use in California or other states with similar laws / regulations
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