Availability
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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Exhaust Tubing, Stainless Steel, 0.049 in, Wall Thickness, 4.000 in. O.D.x 6 ft. Length, Each
Part Number: STW-4SS-6
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, Turbo Chambered, Stainless Steel, Natural, Oval, 2.250 in. Center Inlet, 2.250 in. Offset Outlet, 18.000 in. Overall Length, Each
Part Number: STW-TM4C22C22O
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Factory style 77-81 Trans Am splitter tips. 2 1/2" id inlet, 2 1/2" od outlet Exhaust Tips. Can be clamped o
Part Number: STW-740250
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 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: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
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: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Boxxter Exhaust Tips, 2 1/4" ID Inlet 1.5" x 8.5" Inline Outlet With Grate. Laser cut from 304 s/s and hand ti
Part Number: STW-811225-WG
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
2 1/4" ID, center inlet/outlet, standard finish. Exclusive louvered core creates a sweet "Street Rod" deep to
Part Number: STW-ST222422
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Boxxter Exhaust Tips, 2" ID Inlet 1.5" x 8.5" Inline Outlet With Grate. Laser cut from 304 s/s and hand tig we
Part Number: STW-811200-WG
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
HEADER COLLECTOR ADAPTER
Part Number: STW-HCA3-53O2
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Boxxter Tip-2" id inlet, 1" X 8"rolled edge, outlet in-line with inlet.Laser cut from 304 s/s and hand tig weld
Part Number: STW-811200
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Boxxter Tip-2 1/4" id inlet, 1" X 8" rolled edge , outlet in-line with inlet. Laser cut from 304 s/s and hand
Part Number: STW-811225
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Exhaust Tip Single Wall Slash Cut Exhaust Tip - 3 1/2" Body, 3" ID Inlet
Part Number: STW-7031350
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Conical double wall 20 degree slash cut tip. 6 1/4" overall length, 4" body, 2 1/2" ID inlet Exhaust Tip. Ca
Part Number: STW-798250
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Exhaust Tubing, Stainless Steel, 0.065 in, Wall Thickness, 1.875 in. O.D.x 7 ft. Length, Each
Part Number: STW-1-8SS-7
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Exhaust Tubing, Straight, 3.000 in. Diameter, 304 Stainless Steel, Natural, 8 ft. Length, 0.083 in. Wall, 14-gauge, Each
Part Number: STW-3HHSS-8
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Factory style 77-81 Trans Am splitter tips. 2 1/4" id inlet, 2 1/4" od outlet Exhaust Tips. Can be clamped o
Part Number: STW-740225
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 Small Block, Fits 1.625 in. Primaries, Pair
Part Number: STW-HFSBC1625
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, 4.6L, 2V, Fits 1.625 in. Primaries, Pair
Part Number: STW-HF462V163
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
EXHAUST FLANGES PAIR
Part Number: STW-HFLT1188
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Factory style 68-72 Chevelle Tips, 3" inlet, 11" long Exhaust Tips. Can be clamped or welded in place. 304 s/
Part Number: STW-730300
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Straight cut resonator tip. 11" overall length, 2" id inlet, 2" core, 3" body. Can be clamped or welded in p
Part Number: STW-771200
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, Turbo S-Tube, Stainless Steel, Natural, Oval, 2.500 in. Center Inlet, 2.500 in. Center Outlet, 18.000 in. Overall Length, Each
Part Number: STW-TM4S25C25C
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Muffler, 2.00 in. Offset Inlet, 2.00 in. Offset Outlet, Same Side, 18.00 in. Overall Length, Oval, Stainless Steel, Chambered, Each
Part Number: STW-TM4C2O2OSS
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Angle cut resonator tip. 11" overall length, 3" id inlet, 2 1/2" core, 3" body. Can be clamped or welded in
Part Number: STW-770300
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
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