Availability
Header Flanges
Header Flanges, Steel, 3/8 in. Thick, 2.000 in. Diameter D-Port, Mopar Hemi Gen III, Pair
Part Number: SUM-270209
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7893
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 2 in. Primaries, Pair
Part Number: STW-HFLS1200
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2027 if ordered today
Estimated Ship Date: Jan 5, 2027 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 1.625 in. Primaries, Pair
Part Number: STW-HFLS1163
Not Yet Reviewed
Estimated Ship Date: Jan 4, 2027 if ordered today
Estimated Ship Date: Jan 4, 2027 if ordered today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.50 in. Port, Gaskets, Bolts, Chevy, 4.3L, Pair
Part Number: PTE-H7883
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2 in. Port, Gaskets, Bolts, Chrysler, Dodge, 354, 392, Pair
Part Number: PTE-H7837
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Steel, 3/8 in. Thick, 1.875 in. Diameter D-Port, Mopar Hemi Gen III, Pair
Part Number: SUM-270205
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flange, 304 Stainless Steel, 3/8 in. Thick, Subaru, EJ20, Pair
Part Number: VPE-14220S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 2.000 in. Port Size, Ford Boss 302, 351, Pair
Part Number: PTE-H7845
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Exhaust Manifold Flanges, Stainless, 0.375 in. Thick, Designed Specifically for Porsche 996/911 Engines, Porsche, 3.4L/3.6L/3.8L, Pair
Part Number: VPE-14296
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.313 in. Thick, 1.750 in. Port Size, Chrysler, Dodge, Plymouth, Small Block, Pair
Part Number: PTE-H7880
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.313 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7881
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 5.0L/5.2L, Coyote, Voodoo, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFFORD5-0188
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2027 if ordered today
Estimated Ship Date: Jan 5, 2027 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Trick Flow® High Port Heads, Fits 2 in. Primaries, Pair
Part Number: STW-HFSBFTFHP200
Not Yet Reviewed
Estimated Ship Date: Jan 4, 2027 if ordered today
Estimated Ship Date: Jan 4, 2027 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.75 in. Primaries, Pair
Part Number: STW-HFBBC175
Not Yet Reviewed
Estimated Ship Date: Jan 4, 2027 if ordered today
Estimated Ship Date: Jan 4, 2027 if ordered today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.75 in. Round Port, Gaskets, Bolts, Chevy, Small Block, Pair
Part Number: PTE-H7896
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.875 in. Port Size, Chevy, LS7, Pair
Part Number: PTE-H7807
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2.125 in. Port, Gaskets, Bolts, Chevy, Big Block, Pair
Part Number: PTE-H7898
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.875 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7853
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.750 in. Port Size, Ford, FE, Pair
Part Number: PTE-H7847
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.750 in. Port Size, Oldsmobile V8, 403-455, Pair
Part Number: PTE-H7852
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.625 in. Port Size, Ford 4.6 4V, Pair
Part Number: PTE-H7810
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.313 in. Thick, 1.750 in. Port Size, Ford, 351C, 400, 2BBL Heads, Pair
Part Number: PTE-H7806
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.313 in. Thick, 1.750 in. Port Size, Chevy, W-Big Block, 348-409, Pair
Part Number: PTE-H7872
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flange, Mild Steel, 1/2 in. Thick, Audi, 2.7T, 3.0L, Pair
Part Number: VPE-14627
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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