Availability
Headers
Exhaust Collector, Merge, Stainless Steel, 4 into 1, 1.75 in. Primary, 3 in. Outlet, 11 in. Length, Each
Part Number: STW-MC4175-300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Merge Collector, Stainless Steel, 1 7/8 in. Primary, 4.5 in. Length, GT28, GT30, GT35, Each
Part Number: VPE-2457
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Fits 1.625 in. Primaries, Pair
Part Number: STW-HFSBF1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Tether System, 10 in. Stainless Steel Tether, Fits 2 in. Primary Tube With 3.500 in. Collector, Kit
Part Number: CHH-001020003500
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VW/Audi 2.0FSI MS ManiFlang
Part Number: VPE-14620V
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, Set of 32
Part Number: STG-8908
Not Yet Reviewed
Estimated Ship Date: Today
Special Offer
Buy Locking Header Bolts, get half off Collector Bolt Kit!
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.625 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7841
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
HDR FLANGE FRD SQ PORT 351C
Part Number: PTE-H7845
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
HDR FLANGE CHEV OUTER SBC
Part Number: PTE-H7833
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Header Flanges, Exhaust Manifold Flanges, Stainless Steel, Stock Flange Port Shape, Designed Specifically for Porsche 911 and 930 Engines, Set of 6
Part Number: VPE-14930
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
MANIFOLD FLANGE Exhaust Manifold Flange for Audi 2.7T, 3/8" Thick - Sold in Pairs
Part Number: VPE-14227
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head Bolts, Stainless Steel, 12-Point, Ford, 289-302, with 351W, Edelbrock Performer, RPM Heads
Part Number: ARP-454-3705
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Pipe, PowerBomb, Stainless Steel, Natural, Kawasaki, Each
Part Number: FMF-042317
Not Yet Reviewed
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Header Pipe, PowerBomb, Stainless Steel, Natural, Yamaha, Each
Part Number: FMF-040073
Not Yet Reviewed
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Header Pipe, PowerBomb, Stainless Steel, Natural, Yamaha, Each
Part Number: FMF-044033
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Header Flange Kit, Small Block Chevy, 3/8" Thick, Includes 6 Plates
Part Number: MOR-67650
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Header Collectors, Formed, 4 Into 1, Weld-on, 1 5/8 in. Primary, 3.5 in Collector Diameter, 10 in Length, Pair
Part Number: PTE-H7680
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFSBF2188
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Small Block, Fits 1.625 in. Primaries, Pair
Part Number: STW-HFSBC1625
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 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: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFLS1188
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Hemi 5.7L/6.1L/6.4L, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFJP61188
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: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Weld On Collector Tether Kit - Mild Steel Brackets with Red Marking Sleeve
Part Number: CHH-4040-WMS-RED
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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