Availability
Header Flanges
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
Header Flanges, Steel, 0.313 in. Thick, 1.625 in. Port, No Stubs, Each
Part Number: SCH-01101-5
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 2.000 in. Port, Each
Part Number: SCH-0426
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 2.000 in. Port, Each
Part Number: SCH-0136
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.625 in. Port, Each
Part Number: SCH-0432
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Hemi 5.7L/6.1L/6.4L, Fits 1.75 in. Primaries, Pair
Part Number: STW-HFJP61175
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
HDR FLANGE OLDS REC 403-455
Part Number: PTE-H7852
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFBBC188
Not Yet Reviewed
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
HEADER FLANGES
Part Number: KOK-7029S1750003
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2026 if ordered today
Estimated Ship Date: Jun 11, 2026 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.750 in. Port, Each
Part Number: KOK-7028-SA
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2026 if ordered today
Estimated Ship Date: Jun 11, 2026 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Each
Part Number: KOK-7046-S2
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2026 if ordered today
Estimated Ship Date: Jun 11, 2026 if ordered today
Header Flanges, Outer Flange, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Each
Part Number: KOK-7011S
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2026 if ordered today
Estimated Ship Date: Jun 11, 2026 if ordered today
Header Flanges, Mild Steel, .375 in. Thick, Chevy, Small Block, LS1/LS2/LS6/LS7, Each
Part Number: NAL-12480130
Not Yet Reviewed
Estimated Ship Date: Aug 10, 2026 if ordered today
Estimated Ship Date: Aug 10, 2026 if ordered today
Header Flange, 3/8 in. Thick, Stainless, 1-7/8 in. Primary Tube, 23 Degree Chevy, Each
Part Number: KOK-7031-CS
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2026 if ordered today
Estimated Ship Date: Jun 11, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 3V, Fits 1.75 in. Primaries, Pair
Part Number: STW-HF463V175
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Exhaust Flange
Part Number: KOK-7030-S
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2026 if ordered today
Estimated Ship Date: Jun 11, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Edelbrock Victor Sr. Heads, Fits 1.875 in. Primaries, Pair
Part Number: STW-S0002
Not Yet Reviewed
Estimated Ship Date: Jun 17, 2026 if ordered today
Estimated Ship Date: Jun 17, 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: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
HDR FLANGE FRD OVAL 429-460
Part Number: PTE-H7849
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Patriot Exhaust H7813 Chevrolet LS1-LS6 1 7/8" Round Port Header Flanges
Part Number: PTE-H7813
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
DIY Comp
Part Number: PTE-H7801
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
DIY Comp
Part Number: PTE-H7696
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Hemi 5.7L, Fits 1.75 in. Primaries, Pair
Part Number: STW-HF57H175
Not Yet Reviewed
Estimated Ship Date: Jun 17, 2026 if ordered today
Estimated Ship Date: Jun 17, 2026 if ordered today
HDR FLANGE CHEV OVAL/SS SBC
Part Number: PTE-H7861
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
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