Availability
Headers, Long Tube, One Piece, 1.5 in. Primary, 3.0 in. Collector, 18 Gauge Steel, 3 Bolt Collector Flange, Painted Temporary Black, Ford, 302, Pair
Part Number: BIG-12500FLT
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Long Tube, Steel, Painted, Ford, Mercury, Pair
Part Number: BIG-12102FLT
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Long Tube, Steel, Painted, Dodge, Plymouth, Cars, 273, 318, 340, 360, Pair
Part Number: BIG-13100FLT
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Shorty, Stainless Steel, Natural, Ford, Pair
Part Number: BIG-12148FLT
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Tri-Y, Steel, Polished, 1 1/2 in. Primary Tube O.D., 2.500 in. Collector Diameter, Angle/Straight Plug, Ford, 4.3L, 4.7L, 5.0L, Pair
Part Number: BIG-12120FLT
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Headers, Afterburner, Long Tube, Steel, Painted, Chevy, GMC, Small Block, Pair
Part Number: BIG-49150FLT
Not Yet Reviewed
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Upright, 1 1/2 in. Primary, 2.5 in. Collector, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair
Part Number: BIG-11585FLT
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Headers, Long Tube, Steel, Black Painted, Chevy, Small Block, Pair
Part Number: BIG-11112FLT
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Upright, 1 5/8 in. Primary, 2.5 in. Collector, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair
Part Number: BIG-11586FLT
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Headers, Long Tube, Steel, Painted, Jeep, 290-401 V8, Pair
Part Number: BIG-13502FLT
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Upright, 1 1/2 in. Primary, 2.5 in. Collector, Stainless Steel, Natural, Ford, Mercury, 2.0L, 2.3L, Each
Part Number: BIG-12160FLT
Not Yet Reviewed
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
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: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Tri-Y, Steel, Temporary non-high Temperature Paint, Pair
Part Number: BIG-12119FLT
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
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: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Long Tube, Steel, Painted, Ford, Mercury, Car, Small Block, Pair
Part Number: BIG-12100FLT
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
1 5/8" primary, 3.0" outlet-2 1/2" collector with reverse cone to 3" OD outlet. 304 s/s construction, tig wel
Part Number: STW-MC4163-300
Not Yet Reviewed
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Exhaust Collector, Merge, Stainless Steel, 4 into 1, 1.75 in. Primary, 3 in. Outlet, 11 in. Length, Each
Part Number: STW-MC4175-300
Not Yet Reviewed
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Super Competition, Block Hugger, Steel, Painted, Chevy, Small Block, LS1, Pair
Part Number: HOK-2312HKR
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Headers, Upright, 1 1/2 in. Primary, 2.5 in. Collector, D-Port, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair
Part Number: BIG-11587FLT
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 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: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 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: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 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: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
1-7/8 Four-Way Short Merge Collector
Part Number: STW-MCS4188300
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Headers, Street Rod, Steel Painted, Universal, 396-454, Chevy, Pair
Part Number: BIG-11030FLT
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Headers, LS Turbo, Forward and Up, Stainless Steel, Silver Ceramic Coated, 3.00 in. Collector Diameter, Round Port, Chevrolet, Small Block LS, Pair
Part Number: BIG-31536FLT
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
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