Product Summary

Long Tube Header Tube Type, Oval Exhaust Port Shape

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    Key Specs

    MFG. Part #28156
    Header Tube TypeLong Tube
    Exhaust Port ShapeOval
    Flange StyleStandard
    Primary Tube Diameter1-3/4"
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    Need To Know

    Made to Order

    This custom item will ship when completed

    Quick and Easy Returns

    Return Policy

    Hedman Hedders 28156 Details

    These full length Hedman Hedders fit your 1970-79 Firebird. These headers feature 1-3/4" tube diameter and a 3" collector size. These headers have an extremely durable protective ceramic-metallic coating. Hedman Hedders pioneered the use of ceramic-metallic coating so you can be sure it's the best on the market. All Hedman Hedders are proudly made in the USA.

    • 1.75" tube diameter
    • 3" collector diameter
    • Rectangular port flange style
    • Ceramic coated
    • Sold as a pair

    CARB Warning

    For race/ off road use only

    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. 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.

    Hedman Hedders 28156 Specifications

    KEY SPECS
    MFG. Part #28156
    BrandHedman Hedders
    Header Tube TypeLong Tube
    Exhaust Port ShapeOval
    Flange StyleStandard
    Primary Tube Diameter1-3/4"
    Material TypeMild Steel
    ColorSilver
    Weld-UpNo
    Collector Diameter3 Inch
    FinishPolished
    Hardware IncludedYes
    Gasket(s) IncludedYes
    Collector Reducers IncludedYes
    GENERAL
    Sold in QuantityPair
    GTIN Code732611281560
    Flange Thickness0.3125"
    TunedNo
    Crossover Pipe IncludedNo
    Primary Tube Gauge16-gauge
    CARB EO NumberEO# D167-27

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