Availability
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Small Block, Fits 1.75 in. Primaries, Pair
Part Number: STW-HFSBCSQ175
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Trick Flow® High Port Heads, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFSBFTFHP188
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
2023+ Cadillac Escalade V 6.2L Long Tube Headers
Part Number: STW-ESCV23HCAT
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
2007-14 Shelby GT500 1 7/8" headers and lead pipes. Tig welded 304 s/s headers with 3/8" thick flanges and smo
Part Number: STW-GT145HCAT
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Performance, Long Tube, Stainless Steel, Natural, 1 7/8 in. Primary Tube O.D., X-pipe, Chevrolet, GMC, 5.3L Gen V, 6.2L Gen V, Pair
Part Number: STW-CT14HCAT
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Chevy Silverado / GMC Sierra 2007-13 Headers 304SS Performance Connect
Part Number: STW-CT07HCAT
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Long Tube, Stainless Steel, Natural, 3 in. Collector, D-Port, Chrysler, Dodge, 5.7, 6.4L, Pair
Part Number: STW-HM64HDRCAT
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Factory Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Y-Pipe, Chevy, GMC, Pair
Part Number: STW-CT220HSTCATY
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Performance Connect, Long Tube, 304 Stainless Steel, Natural, 1 7/8 in. Primary, 3/8 in. Flange, Ford, Pair
Part Number: STW-M24H3CAT
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Dragster, Downsweep, Stainless Steel, Natural, 2 3/8 in./2 1/2 in. Standard Primary, 5 in. Collectors, Chevy, Big Block, Pair
Part Number: STW-DNBBC238S250
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Ford, Pair
Part Number: STW-GT500188HCAT
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.125 in. Primaries, Pair
Part Number: STW-HFBBC212
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
2-3/8" primary, 4" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto
Part Number: STW-FC4237-400
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
2-1/8" primary, 3" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto
Part Number: STW-FC4212-300
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
1963-82 Corvette small block full length, 1 5/8" primaries, 3" slip fit collectors, 3/8" cnc laser cut flanges
Part Number: STW-C3
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
2004-07 Chevy/GMC Truck 8.1L, 1-7/8" primary tubes, uses factory headpipe and cats.
Part Number: STW-81TRK04188
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers Ford small block down and forward turbo
Part Number: STW-SBFDFT-TFHP
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Long Tube, Stainless Steel, Natural, 3 in. Collector, Chevy, Pontiac, Small Block LS, Pair
Part Number: STW-CALS1SB
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Long Tube, Stainless Steel, Natural, Chevy, Camaro 1967-69 w/Rack and Pinion, 350 Small Block, Pair
Part Number: STW-CALS1
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, AFR 225 Heads, Fits 2 in. Primaries, Pair
Part Number: STW-HFSBFAFR200
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Headers, 1 7/8 in. Primaries, 3 in. Collectors, X-Pipe with Cats, Stainless Steel, Chevrolet, Pair
Part Number: STW-C609178HCAT
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
1997-00 C5 Corvette 1 7/8" headers and 3" center section with x pipe and high flow convertersBolt on installat
Part Number: STW-C5LS178CAT
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, AFR 225 Heads, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFSBFAFR188
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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