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Flanges & Gaskets - Head Flanges

Our Exhaust Manifold Head Flanges are precision machined from 304 Stainless Steel or 1018 Mild Steel Plate and are offered in a variety of common head flange sizes for GM, Honda/Acura, Mitsubishi, and Nissan applications, Ace Race Parts Head Flanges are an affordable option for fabricators and end users... Read More
  • Exhaust Manifold Flange for GM LS1 / LS2 / LS3 / LS6 / LS9 (Set of 2 Flanges) 304 Stainless

    Exhaust Manifold Flange for GM LS1 / LS2 / LS3 / LS6 / LS9 (Set of 2 Flanges) 304 Stainless

    SKU 27210
    $ 115.00 - $ 115.00
    $ 115.00
    $ 115.00 - $ 115.00
    $ 115.00
    25+ in stock

    Are you looking for a high quality and affordable set of 304 Stainless Steel Head Flanges for your LS? Look no further! Ace Race Parts' version of ...

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  • Honda D-Series Exhaust Manifold Flange Mild Steel (Ver.1) - Ace Race Parts

    Honda D-Series Exhaust Manifold Flange Mild Steel (Ver.1)

    SKU 37203
    $ 43.50 - $ 43.50
    $ 43.50
    $ 43.50 - $ 43.50
    $ 43.50
    Only 4 left!

    Our mild steel head flanges are precision cut and machined out of 1/2" thick plate to minimize warping during the welding process. DETAILED SPECIFI...

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  • Honda D-Series Exhaust Manifold Flange Mild Steel (Ver.2) - Ace Race Parts

    Honda D-Series Exhaust Manifold Flange Mild Steel (Ver.2)

    SKU 37203-B
    $ 43.50 - $ 43.50
    $ 43.50
    $ 43.50 - $ 43.50
    $ 43.50
    25+ in stock

    Our mild steel head flanges are precision cut and machined out of 1/2" thick plate to minimize warping during the welding process. DETAILED SPECIFI...

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  • Honda K-Series Exhaust Manifold Flange Mild Steel - Ace Race Parts
    Sold out

    Honda K-Series Exhaust Manifold Flange Mild Steel

    SKU 37205
    $ 43.50 - $ 43.50
    $ 43.50
    $ 43.50 - $ 43.50
    $ 43.50
    Out of stock

    Our mild steel Honda exhaust flanges are precision cut and machined out of 1/2" thick plate to minimize warping during the welding process.DETAILED...

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  • Honda/Acura B-Series Exhaust Manifold Flange Mild Steel - Ace Race Parts
    Sold out

    Honda/Acura B-Series Exhaust Manifold Flange Mild Steel

    SKU 37202
    $ 43.50 - $ 43.50
    $ 43.50
    $ 43.50 - $ 43.50
    $ 43.50
    Out of stock

    Our mild steel head flanges are precision cut and machined out of 1/2" thick plate to minimize warping during the welding process.DETAILED SPECIFIC...

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  • Mitsubishi 4G63 Exhaust Manifold Flange Mild Steel - Ace Race Parts

    Mitsubishi 4G63 Exhaust Manifold Flange Mild Steel

    SKU 37201
    $ 43.50 - $ 43.50
    $ 43.50
    $ 43.50 - $ 43.50
    $ 43.50
    Only 10 left!

    Our mild steel head flanges are precision cut and machined out of 1/2" thick plate to minimize warping during the welding process. The Mitsubishi 4...

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  • Nissan KA24 Exhaust Manifold Flange Mild Steel - Ace Race Parts

    Nissan KA24 Exhaust Manifold Flange Mild Steel

    SKU 37204
    $ 43.50 - $ 43.50
    $ 43.50
    $ 43.50 - $ 43.50
    $ 43.50
    Only 19 left!

    Nissan KA24 Exhaust Head FlangeTHICKNESS:1/2" (0.500")MATERIAL:Mild SteelAPPLICATIONS:Fits all Nissan KA24 Motors DETAILED SPECIFICATIONS:

  • Vibrant BMW E36/E46 Exhaust Manifold Flange — Mild Steel - Ace Race Parts

    Vibrant BMW E36/E46 Exhaust Manifold Flange — Mild Steel

    SKU VIB14636
    $ 94.99 - $ 94.99
    $ 94.99
    $ 94.99 - $ 94.99
    $ 94.99
    Only 1 left!

    Exhaust Manifold Flange for BMW E36/E46 motors THICKNESS:1/2" (0.500")MATERIAL:Mild SteelNOTES: * Set of 2 flanges* Port sizing is optimized for us...

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  • Vibrant Honda/Acura B-Series Exhaust Manifold Flange — Mild Steel - Ace Race Parts

    Vibrant Honda/Acura B-Series Exhaust Manifold Flange — Mild Steel

    SKU VIB14610
    $ 49.99 - $ 49.99
    $ 49.99
    $ 49.99 - $ 49.99
    $ 49.99
    Only 1 left!

    Exhaust Manifold Flange for Honda/Acura B-Series motors THICKNESS:1/2" (0.500")MATERIAL:Mild SteelNOTES: * Set of 2 flanges* Port sizing is optimiz...

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  • Vibrant LS1/LS2/LS3/LS6/LS9 Exhaust Manifold Flange — 304L Stainless - Ace Race Parts
    Sold out

    Vibrant LS1/LS2/LS3/LS6/LS9 Exhaust Manifold Flange 304 Stainless

    SKU VIB14332
    $ 149.99 - $ 149.99
    $ 149.99
    $ 149.99 - $ 149.99
    $ 149.99
    Out of stock

    LS Exhaust Manifold Flange for GM LS1/LS2/LS3/LS6/LS9 motors.THICKNESS:3/8" (0.375")MATERIAL:304L Stainless SteelNOTES: * Set of 2 flanges.* Port s...

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  • Vibrant Mitsubishi 4G63 Exhaust Manifold Flange — 304L Stainless - Ace Race Parts

    Vibrant Mitsubishi 4G63 Exhaust Manifold Flange 304 Stainless

    SKU VIB1460M
    $ 69.99 - $ 69.99
    $ 69.99
    $ 69.99 - $ 69.99
    $ 69.99
    In stock

    Exhaust Manifold Flange for Mitsubishi 4G63 THICKNESS:3/8" (0.375")MATERIAL:304L Stainless SteelNOTES: * Port sizing is optimized for use with stan...

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  • Vibrant Nissan SR20 Exhaust Manifold Flange — 304L Stainless - Ace Race Parts

    Vibrant Nissan SR20 Exhaust Manifold Flange 304 Stainless

    SKU VIB1460S
    $ 69.99 - $ 69.99
    $ 69.99
    $ 69.99 - $ 69.99
    $ 69.99
    In stock

    Exhaust Manifold Flange for Nissan SR20 THICKNESS:3/8" (0.375")MATERIAL:304L Stainless SteelNOTES: * Port sizing is optimized for use with standard...

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  • Vibrant Nissan SR20 Exhaust Manifold Flange — Mild Steel - Ace Race Parts

    Vibrant Nissan SR20 Exhaust Manifold Flange — Mild Steel

    SKU VIB14620N
    $ 50.99 - $ 50.99
    $ 50.99
    $ 50.99 - $ 50.99
    $ 50.99
    In stock

    Exhaust Manifold Flange for Nissan SR20 THICKNESS:1/2" (0.500")MATERIAL:Mild SteelNOTES: * Port sizing is optimized for use with Schedule 10 or Sc...

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  • Vibrant Toyota 2JZGTE Exhaust Manifold Flange — 304L Stainless - Ace Race Parts

    Vibrant Toyota 2JZGTE Exhaust Manifold Flange 304 Stainless

    SKU VIB1460J
    $ 86.99 - $ 86.99
    $ 86.99
    $ 86.99 - $ 86.99
    $ 86.99
    Only 1 left!

    Exhaust Manifold Flange for Toyota 2JZGTE THICKNESS:3/8" (0.375")MATERIAL:304L Stainless SteelNOTES: * Port sizing is optimized for use with standa...

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  • Vibrant Toyota 2JZGTE Exhaust Manifold Flange — Mild Steel - Ace Race Parts

    Vibrant Toyota 2JZGTE Exhaust Manifold Flange — Mild Steel

    SKU VIB14610J
    $ 60.99 - $ 60.99
    $ 60.99
    $ 60.99 - $ 60.99
    $ 60.99
    Only 1 left!

    Exhaust Manifold Flange for Toyota 2JZGTE THICKNESS:1/2" (0.500")MATERIAL:Mild SteelNOTES: * Port sizing is optimized for use with standard wall ro...

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  • Vibrant VW/Audi 1.8T Exhaust Manifold Flange — 304L Stainless - Ace Race Parts
    Sold out

    Vibrant VW/Audi 1.8T Exhaust Manifold Flange 304 Stainless

    SKU VIB1460V
    $ 65.99 - $ 65.99
    $ 65.99
    $ 65.99 - $ 65.99
    $ 65.99
    Out of stock

    Exhaust Manifold Flange for VW/Audi 1.8T THICKNESS:3/8" (0.375")MATERIAL:304L Stainless SteelNOTES: * Port sizing on this steel exhaust manifold fl...

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  • Vibrant VW/Audi 1.8T Exhaust Manifold Flange — Mild Steel - Ace Race Parts

    Vibrant VW/Audi 1.8T Exhaust Manifold Flange — Mild Steel

    SKU VIB14618
    $ 51.99 - $ 51.99
    $ 51.99
    $ 51.99 - $ 51.99
    $ 51.99
    Only 1 left!

    Exhaust Manifold Flange for VW/Audi 1.8T THICKNESS:1/2" (0.500")MATERIAL:Mild SteelNOTES: * Port sizing is optimized for use with Schedule 10 or S...

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