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🎉 Happy New Year! Ace Race Parts will be closed on 12/31 and 01/01. We are processing orders as quickly as possible. Please note that order processing delays may extend into the first week of January. We appreciate your business and your understanding. 🎉
🎉 Happy New Year! Ace Race Parts will be closed on 12/31 and 01/01. We are processing orders as quickly as possible. Please note that order processing delays may extend into the first week of January. We appreciate your business and your understanding. 🎉
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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 alike.... 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 1 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 5 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 15 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 (14636)

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
Sold out

Vibrant Honda/Acura B-Series Exhaust Manifold Flange Mild Steel (14610)

SKU VIB14610
$ 49.99 - $ 49.99
$ 49.99
$ 49.99 - $ 49.99
$ 49.99
Out of stock

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 (14332)

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 (1460M)

SKU VIB1460M
$ 72.99 - $ 72.99
$ 72.99
$ 72.99 - $ 72.99
$ 72.99
Only 1 left!

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 (1460S)

SKU VIB1460S
$ 72.99 - $ 72.99
$ 72.99
$ 72.99 - $ 72.99
$ 72.99
Only 1 left!

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 (14620N)

SKU VIB14620N
$ 53.99 - $ 53.99
$ 53.99
$ 53.99 - $ 53.99
$ 53.99
Only 1 left!

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 (1460J)

SKU VIB1460J
$ 89.99 - $ 89.99
$ 89.99
$ 89.99 - $ 89.99
$ 89.99
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 (14610J)

SKU VIB14610J
$ 62.99 - $ 62.99
$ 62.99
$ 62.99 - $ 62.99
$ 62.99
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

Vibrant VW/Audi 1.8T Exhaust Manifold Flange 304 Stainless (1460V)

SKU VIB1460V
$ 65.99 - $ 65.99
$ 65.99
$ 65.99 - $ 65.99
$ 65.99
Only 1 left!

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
Sold out

Vibrant VW/Audi 1.8T Exhaust Manifold Flange Mild Steel (14618)

SKU VIB14618
$ 51.99 - $ 51.99
$ 51.99
$ 51.99 - $ 51.99
$ 51.99
Out of stock

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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