Availability
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: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 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: Dec 9, 2025 if ordered today
Estimated Ship Date: Dec 9, 2025 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: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
2-1/8" primary, 3-1/2" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make coll
Part Number: STW-FC4212-350
Not Yet Reviewed
Estimated Ship Date: Dec 9, 2025 if ordered today
Estimated Ship Date: Dec 9, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LT1/LT4, Fits 2 in. Primaries, Pair
Part Number: STW-HFLT1-200
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
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: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 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: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 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: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LT5, Fits 2 in. Primaries, Pair
Part Number: STW-HFLT5
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered 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: Dec 9, 2025 if ordered today
Estimated Ship Date: Dec 9, 2025 if ordered today
2.25" Dia. Collector Diamond for 4:1 headers. These are used to square up header primary tubes and eliminate
Part Number: STW-FCFD225
Not Yet Reviewed
Estimated Ship Date: Nov 26, 2025 if ordered today
Estimated Ship Date: Nov 26, 2025 if ordered today
Collector, Formed, 2-Way, 1.750 in. Primary Tube Diameter, 2.500 in. Collector Diameter, Stainless Steel, Natural, Weld-on, Each
Part Number: STW-FC2175-250
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Header Collector, Weld-On, 2 into 1, Stainless Steel, Natural, Each
Part Number: STW-FC2200-300
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Edelbrock Victor Sr. Heads, Fits 2 in. Primaries, Pair
Part Number: STW-HFSBFVICT200
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Headers, Long Tube, Stainless Steel, Mill Finish, 1 5/8 in. Tubes, 3 in. Collector, Chevrolet, Small Block, Pair
Part Number: STW-CV6872SB
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
3 Way Formed Collector 1-5/8" Primaries 2.25" Collector - Stainless Steel
Part Number: STW-FC3163-225
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
1 5/8" primary, 2.5" outlet, 7" long. 304 s/s construction with smooth flow taper. We can custom make collec
Part Number: STW-FC4163250
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
16-17 CAMARO CAT HDRS 1.88" PC
Part Number: STW-CA16HCATSTSW
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Collector, Formed, 3-Way, 1.750 in. Primary Tube Diameter, 2.250 in. Collector Diameter, Stainless Steel, Natural, Weld-on, Each
Part Number: STW-FC3175-225
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-C605178HCAT
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Header, Long Tube, Stainless Steel, 2 in. Tubes, 3 in. Collectors, Chevy, 6.2L, Each
Part Number: STW-CA11H3CAT
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 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: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Headers, Long Tube, 304 Stainless Steel, 2 in. Primary, 3 in. Collector, Chevy, Kit
Part Number: STW-ZR1FACTCAT
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
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: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 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: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
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