Availability
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 3V, Fits 1.75 in. Primaries, Pair
Part Number: STW-HF463V175
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 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: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFBBC188
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 5.0L/5.2L, Coyote, Voodoo, Fits 2 in. Primaries, Pair
Part Number: STW-HFFORD5-0200
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 6.2L, Fits 1.875 in. Primaries, Pair
Part Number: STW-HFFTR6-2188
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Edelbrock Victor Sr. Heads, Fits 1.875 in. Primaries, Pair
Part Number: STW-S0002
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
2-1/8" primary, 4" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto
Part Number: STW-FC4212-400
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
2-1/4" primary, 3-1/2" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make coll
Part Number: STW-FC4225-350
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
2-3/8" primary, 3-1/2" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make coll
Part Number: STW-FC4237-350
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
WELD ON 4 WAY COLLECTOR
Part Number: STW-FC4237-500
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
2-1/2" primary, 3" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto
Part Number: STW-FC4250-300
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
2-3/8" primary, 3" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto
Part Number: STW-FC4237-300
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 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: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 2V, Fits 1.75 in. Primaries, Pair
Part Number: STW-HF462V175
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 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: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 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: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS7, Fits 2 in. Primaries, Pair
Part Number: STW-HFLS7200
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
SLIP FIT MERGE COLLECTOR
Part Number: STW-MCLC4187-350
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair
Part Number: SCH-165CM2
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR SBC 1 1/2" X 2 1/2'' COLL,
Part Number: SCH-1484CM2
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR SBC 1 5/8" X 3'' COLL, MID
Part Number: SCH-1485
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR SBC 1 5/8" X 3'' COLL, 602
Part Number: SCH-1485CM2
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR 2.3 4CYLF PINTO STEP, USE
Part Number: SCH-F3235V
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR SBC STR 1 1/2" PRIMARIES,
Part Number: SCH-184CM2
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
HDR 562-9
Part Number: SCH-562-9
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
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