Availability
Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.313 in. Thick, 2.000 in. Port Size, Ford, 429, 460, Pair
Part Number: PTE-H7871
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
1 7/8" primary, 3 1/2" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make coll
Part Number: STW-FC4188-350
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
This product may not be eligible for select promotional offers
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.625 in. Oval Port, Gaskets, Bolts, Pair
Part Number: PTE-H7863
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Header Collectors, Formed, 4 Into 1, Weld-on, 2 1/8 in. Primary, 4.0 in Collector Diameter, 12 in Length, Pair
Part Number: PTE-H7689
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Header Flanges, Stock Bolt Pattern, Steel, Rectangular Port, 0.375 in. Thick, Chrysler, Big Block, Pair
Part Number: PTE-H7828
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7892
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 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: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
DIY Comp
Part Number: PTE-H7801
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
DIY Comp
Part Number: PTE-H7696
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7893
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Header Collectors, Formed, 4 Into 1, Weld-on, 1 1/2 in. Primary, 2.5 in. Collector Diameter, 9 in Length, Pair
Part Number: PTE-H7668
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Header Flanges, Stock Bolt Pattern, Steel, Oval Port, 0.313 in. Thick, Chevy, Small Block, Pair
Part Number: PTE-H7825
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
HDR FLANGE CHEV RECT 409
Part Number: PTE-H7834
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 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: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Collector Flange SS 304 3 Bolt 2-1/2" 5/16"
Part Number: PTE-H7230
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
HDR FLANGE FRD RECT 351W
Part Number: PTE-H7846
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
1 5/8" primary, 3" outlet, 7" long. 304 s/s construction with smooth flow taper. We can custom make collecto
Part Number: STW-FC4163-300
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
This product may not be eligible for select promotional offers
Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7855
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
HDR FLANGE CHEV OUTER SBC
Part Number: PTE-H7833
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7850
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Patriot Exhaust Header Flanges Ford 4.6L 4 valve 1 5/8" Primaries Same as Port Shape 3/8" thick with Gaskets a
Part Number: PTE-H7810
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
DIY Comp
Part Number: PTE-H7887
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 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: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
Header Collector, Formed, 2 Into 1, Weld-on, 2 1/2 in. Primary, 3.5 in. Collector Diameter, 6.5 in. Length
Part Number: PTE-H7666
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Estimated Ship Date: Sep 19, 2025 if ordered today
DIY Comp
Part Number: PTE-H7872
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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