Availability
Muffler, 2.00 in. Offset Inlet, 2.00 in. Center Outlet, 18.00 in. Overall Length, Oval, Stainless Steel, Chambered, Each
Part Number: STW-TM5C2O2C
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, Turbo Chambered, Oval, Stainless, Natural, 3 in. Offset Inlet/Outlet, 18 in. Overall Length, Each
Part Number: STW-TM5C3O3OSS
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
2"Four-Way Short Merge Collector Kit
Part Number: STW-MCS4200300K
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Mufflers, Race, Round, Stainless Steel, Natural, 3.50 in. Center Inlet/Outlet, 5.00 in. Overall Length, Each
Part Number: STW-RM35
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, Race Muffler, 4.50 in. Inlet, 4.50 in. Outlet, 5 in. Overall Length, Round, Stainless Steel, Natural, Each
Part Number: STW-RM45
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
WELD ON 4 WAY COLLECTOR
Part Number: STW-FC4237-500
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Exhaust Collector, Merge, Stainless Steel, 4 into 1, 2.125 in. Primary, 2.75 in.-3.5 in. Outlet, 11 in. Length
Part Number: STW-MCLC4212-350
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.375 in. Primaries, Pair
Part Number: STW-HFBBCH238RSD
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
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
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
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: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Muffler, Round, Turn Down, 2.25 in. ID inlet, 3.5 in. Body, 24 in. Length, Stainless Steel, Natural, Each
Part Number: STW-TDM225
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, Round, Rat Trap, 3.00 in. ID inlet, 3.5 in. Body, 24 in. Length, Stainless Steel, Natural, Each
Part Number: STW-RT3
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, 5.4L/5.8L, 3V, Fits 1.875 in. Primaries, Pair
Part Number: STW-HF54S
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
HEADER COLLECTOR ADAPTER
Part Number: STW-HCA32-25O2
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, 2.00 in. Inlet, 3.50 in. Turndown Outlet, 24.00 in. Overall Length, Round, Stainless Steel, Mill-Finishl, Each
Part Number: STW-RT2
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, 2.50 in. Inlet, 3.50 in. Turndown Outlet, 24.00 in. Overall Length, Round, Stainless Steel, Mill-Finish, Each
Part Number: STW-RT25
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 V6, 3.5L, Fits 1.625 in. Primaries, Pair
Part Number: STW-HFMOP35V6163
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 1.75 in. Primaries, Pair
Part Number: STW-HF462V175
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Muffler, Vintage Round, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Brushed, Each
Part Number: STW-VR2525
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
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