Availability
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Big Block, Fits 2.25 in. Primaries, Pair
Part Number: STW-HFBBF1225
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
1 7/8" primary, 2.5" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collec
Part Number: STW-FC4188-250
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Fits 1.75 in. Primaries, Pair
Part Number: STW-HFSBF2
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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, 2 in., Primaries, 3 in. Collectors, Catted Pipes, X-Pipe, Stainless Steel, AFM Valve Delete, Chevrolet, Pair
Part Number: STW-CA16HCAT
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 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: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 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: Dec 4, 2025 if ordered today
Estimated Ship Date: Dec 4, 2025 if ordered today
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
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: Dec 4, 2025 if ordered today
Estimated Ship Date: Dec 4, 2025 if ordered today
Headers, Factory Connect, 304 Stainless Steel, 1 7/8 in., Y-Pipe, Catalytic Converters, Silverado, Sierra, 5.3L, Pair
Part Number: STW-CT19HCATY
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 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: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 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: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 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: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
Headers Ford small block down and forward turbo
Part Number: STW-SBFDFT-AFR
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Header Flanges, Carbon Steel, 3/8 in. Thick, Ford Small Block, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFSBFBTADAPT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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
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
2-1/4" primary, 3" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto
Part Number: STW-FC4225-300
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Merge Collector Diamond, Stainless steel, Natural Finish, 1.750 in. Tube, Each
Part Number: STW-FCFD175
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Merge Collector Diamond, Stainless steel, Natural Finish, 2 in. Tube, Each
Part Number: STW-FCFD200
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
2015-19 Chevy Tahoe 5.3L & 6.2L and GMC Yukon 5.3L & 6.2L, Headers with 1-7/8" primaries, Catted Leads and X-pipe, Performance Connect
Part Number: STW-CTTH15HCAT
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
1992-96 Corvette LT1/LT4 1 5/8" Primaries with 2 1/2" lead pipes and high flow catalytic converters. Long tube
Part Number: STW-C492-96CAT
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
1988-98 Chevy/GMC 1500 4wd extended cab, short bed 1500 (142" W.B.) long tube headers, 1.875" dia. primaries w
Part Number: STW-CT8898HCATY
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 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: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
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