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Doug's Headers Exhaust Gaskets


Doug's Headers
Doug's Headers Exhaust Gaskets

Product images may differ from actual product appearance.

Leak-Free Header Gaskets

Premium header flange gaskets are made extra thick from a specially formulated gasket material. Rated up to 1100° F and handle exhaust pressures up to 3700 psig (255 bar). Each gasket is designed for an exact port match with Doug's Headers. Sold in pairs.

Features:
  • Made from Specially Formulated Material
  • Rated to 1100° F



  • 23 Products
    Cadillac

    776-HG9100
    Header Flange Gasket
  • 425-500ci
  • Square Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14
    Chevrolet

    776-HG9300
    Header Flange Gasket
  • 283-400ci
  • Round Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9301
    Header Flange Gasket
  • 283-400ci
  • Oval Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9302
    Header Flange Gasket
  • 283-400ci (Outer Gasket)
  • Round Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9303
    Header Flange Gasket
  • 396-502ci
  • 1-3/4" - 2" Square Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9312
    Header Flange Gasket
  • 283-400
  • Large Rectanle Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9322
    Header Flange Gasket
  • 283-400 (Inner Gasket)
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9348
    Header Flange Gasket
  • 348-409ci
  • Rectangle Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14
    Chrysler

    776-HG9106
    Header Flange Gasket
  • 273-360ci
  • SAP
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9108
    Header Flange Gasket
  • 426 HEMI
  • Square Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9110
    Header Flange Gasket
  • 331-392 HEMI
  • Round Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9151
    Header Flange Gasket
  • 383-440ci
  • Small Rectangle Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14
    Ford

    776-HG9203
    Header Flange Gasket
  • 390-428 (8-Bolt)
  • 1-3/4" Rectangle Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9203LG
    Header Flange Gasket
  • 390-428 (8-Bolt)
  • 2" - 2-1/8" Rectangle Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9210
    Header Flange Gasket
  • 460ci (Fuel Injected)
  • Oval D Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9211
    Header Flange Gasket
  • 429-460ci
  • Oval Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9215
    Header Flange Gasket
  • 351-400M (2bbl head)
  • Oval Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9248
    Header Flange Gasket
  • 260-351W
  • Rectangle Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9265
    Header Flange Gasket
  • 351C (4bbl head)
  • Square Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    776-HG9351
    Header Flange Gasket
  • 351W (World Products Head)
  • Rectangle Port
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    • FREE
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  • $39.99
    Order Today Ships 04/29/14
    Oldsmobile

    776-HG9355
    Header Flange Gasket
  • 403-455ci
  • Rectangle Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14
    Pontiac

    776-HG9342
    Header Flange Gaskets
  • 326-455ci
  • D-Port
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    Fits Applications
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  • $34.99
    Ships

    776-HG9343
    Header Flange Gaskets
  • 326-455ci
  • 1-7/8" Round Port
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    • FREE
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  • $34.99
    Order Today Ships 04/29/14

    23 Products