Availability
Headers, Long Tube, Stainless Steel, Natural, 3.00 in. Collector, Oval Port, Mercury, 4.6L, Pair
Part Number: STW-MAUCAT
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Headers, Performance Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, LS Swap, Pair
Part Number: STW-LSS10C
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
2003-11 Crown Victoria/ Grand Marquis 4.6L 2V Headers with 1.625" dia. primaries and 3" slip fit collectors, h
Part Number: STW-CRVIC03HCAT
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
1999-04 Ford SVT Lightning Catted Longtube Headers.
Part Number: STW-FTLTNHCAT
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
2001-03 Chevy/GMC Truck-8.1L. 2" primary tubes, uses factory headpipes and cats-long tube design makes great l
Part Number: STW-81TRK
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
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: Tomorrow
Estimated Ship Date: Tomorrow
Headers, Turbo, Up/Forward, Stainless, Natural, 1 7/8 in. Primary, 3 in. Slip Fit Collectors, Chevy, LS, LSX, Pair
Part Number: STW-LSXT
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered 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: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 1.75 in. Primaries, Pair
Part Number: STW-HFLS1175
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 2V, Fits 1.625 in. Primaries, Pair
Part Number: STW-HF462V163
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 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: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 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 2 in. Primaries, Pair
Part Number: STW-HFJP61200
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Hemi 5.7L, Fits 1.625 in. Primaries, Pair
Part Number: STW-HF57H163
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 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: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 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 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Headers, Factory Connect, Long Tube, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, GMC, Pair
Part Number: STW-81TRK188
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 4V Cobra, Fits 1.75 in. Primaries, Pair
Part Number: STW-HF4-6
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 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 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Headers, Factory Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 3/4 in. Primary, 2.50 in. Collector, Dual, Chevy, GMC, Pair
Part Number: STW-CT6-0
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
2001-04 C5 Corvette 1 7/8" headers and 3" center section with x pipe and high flow converters. Bolt on install
Part Number: STW-C5LS103CATBT
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
HDR BUILDER KIT- LS SS- 2"
Part Number: STW-HBK200LS
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR BUILDER KIT- LS SS- 1-7/8"
Part Number: STW-HBK188LS
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
2003-06 Chevy/GMC 4.8L, 5.3L Truck (2WD Only) - 1 3/4" CNC Mandrel Bent primaries, 3/8" thick CNC Laser cut fl
Part Number: STW-CT03052WD
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR BUILDER KIT- LS SS- 1-3/4"
Part Number: STW-HBK175LS
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
2003-06 Chevy/GMC 4.8L, 5.3L Truck (4WD Only) - 1 3/4" CNC Mandrel Bent primaries, 3/8" thick CNC Laser cut fl
Part Number: STW-CT0305
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
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