Header Flanges

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.25 in. Primaries, Pair

Part Number: STW-HFBBC225

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Estimated Ship Date: Monday 9/29/2025

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Header Flanges, Steel, 3/8 in. Thick, 1.84 in. x 1.54 in. Oval Port, Chevy, Small Block, Pair

Part Number: SUM-670200

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/29/2025

Header Flanges, 304 Stainless Steel, 304, 3/8 in. Thick, 1.75 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670203-SS

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Estimated Ship Date: Monday 9/29/2025

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670202-SS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

Header Flanges, Steel, 3/8 in. Thick, 2.0 in. Diameter Round Port, Chevy, Big Block, Pair

Part Number: SUM-670201

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.0 in. Diameter Round Port, Chevy, Big Block, Pair

Part Number: SUM-670201-SS

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Small Block, Fits 1.75 in. Primaries, Pair

Part Number: STW-HFSBCSQ175

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 1.84 in. x 1.54 in. Oval Port, Chevy, Small Block, Pair

Part Number: SUM-670200-SS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

Header Flanges, Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670202

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LT1/LT4, Fits 2 in. Primaries, Pair

Part Number: SUM-670207-SS

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Small Block, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFSBCSQ1875

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Estimated Ship Date: Monday 9/29/2025

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.125 in. Primaries, Pair

Part Number: STW-HFBBC212

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Estimated Ship Date: Monday 9/29/2025

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.750 in. Port, Each

Part Number: SCH-0309

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

Header Flange, 304 Stainless Steel, 3/8 in. Thick, Chevy LS, Pair

Part Number: VPE-14332

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Estimated Ship Date: Monday 9/29/2025

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Big Block, Fits 2.25 in. Primaries, Pair

Part Number: STW-HFBBF1225

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Estimated Ship Date: Monday 9/29/2025

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2 in. Primaries, Pair

Part Number: STW-HFBBC200

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

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Header Flange, 304 Stainless Steel, 3/8 in. Thick, Subaru, EJ20, Pair

Part Number: VPE-14220S

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Estimated Ship Date: Monday 9/29/2025

Header Flanges, Carbon Steel, 3/8 in. Thick, Ford Small Block, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFSBFBTADAPT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each

Part Number: SCH-0112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

Header Flanges, Steel, 3/8 in. Thick, 2.000 in. Diameter D-Port, Mopar Hemi Gen III, Pair

Part Number: SUM-270209

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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FLANGE, FLANGE SBC 2" STAHL, 5/16'' TH

Part Number: SCH-0145-5

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Header Flanges, Inner Flange, Aluminum, 0.250 in. Thick, 1.250 in. Port, Each

Part Number: SCH-0101

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Header Flanges, Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, 7.3 Ford Godzilla 21'-up, Pair

Part Number: SUM-670204

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Exhaust Manifold Flange, Stainless Steel, 0.375 in. Thickness, 2AZFE, Each

Part Number: VPE-1460T

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025