Availability
Mufflers
Muffler, Ultra Flo Welded, Oval, 4 in. Inlet/4 in. Outlet, Stainless Steel, Chevy, GMC/Hummer, Each
Part Number: WLK-17557
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Heavy-Duty, Oval, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 34.00 in. Overall Length, Each
Part Number: WLK-22004
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Glasspack, 4.000 in. Inlet/4.000 in. Outlet, Steel, Red, Each
Part Number: IMM-87528CB
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Varex, Oval, 304 Stainless Steel, Brushed, 4.00 in. Center Inlet/Outlet, 24.50 in. Overall Length, Each
Part Number: XFO-VMK-18-400
Estimated Ship Date: Today
Estimated Ship Date: Today
Mufflers, Race, Round Case, Steel, Black, Single 4.00 in. Center Inlet/Outlet, 8.000 in. Overall Length, Each
Part Number: SCH-84040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Superflow, 4.00 in. Inlet/4.00 in. Outlet, Stainless Steel, Polished, Each
Part Number: GIB-788040S
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Muffler, Universal, 304 Stainless, Polished, 3.000 in. Inlet, 4.000 in. Outlet, Round, 20 in. L X 7 in. H X 7 in. W, with Tip, Each
Part Number: XFO-SV11-300
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Walker Heavy Duty Muffler
Part Number: WLK-22664
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler 4" Inlet /Outlet 24" Body 30" Overall, T409 Universal Replaces all 30" overall length muff
Part Number: MBR-M91031
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler with Tip, 3.00 in. Inlet/4.00 in. Outlet, Stainless Steel, Polished, Each
Part Number: MPE-14834
Estimated Ship Date: Today
Estimated Ship Date: Today
Mufflers, Quiet-Flow SS, Stainless Steel, Natural, 17.000 in. Overall Length, Dodge, Ram, Each
Part Number: WLK-21649
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 2.50 in. Offset Inlet, Two 4.00 in. Side Outlets, Each
Part Number: WLK-54647
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, 4 in. Inlet/ Outlet, Titanium, Blue Burnt Tip, Each
Part Number: VPE-17566
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, OE Replacement, Steel, Aluminized, Dodge, 5.9L, Diesel, Each
Part Number: APH-2519
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Muffler, MSL, Oval, Baffled, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 39.00 in. Overall Length, Each
Part Number: APH-700476
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Muffler with Tip, 2.25 in. Inlet/4.00 in. Outlet, Stainless Steel, Natural, Each
Part Number: MPE-14832
Estimated Ship Date: Today
Estimated Ship Date: Today
Mufflers, Turbine, Staight-through Louvered Core, 4.000 in. In/Out, Round, 20.00 in. Long x 6.00 in. O.D., 409 Stainless, Polished, Each
Part Number: JEX-JT4040
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Muffler, 4.00 in. Inlet/4.00 in. Outlet, Stainless Steel, Natural, Each
Part Number: MPE-12771
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Muffler, TruckEx, Round Case, 43 1/2 in. Long x 10 in. Diameter, 51 in. Overall Length, Internal Perforated, Steel, Aluminized, Heavy-Duty, Ford, Each
Part Number: APH-3714
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Universal, Each
Part Number: APH-3887
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Blue Bird, Each
Part Number: APH-3666
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Muffler, Replacement, 3 1/2 in. Inlet/4 in. Outlet, Steel, Aluminized, Each
Part Number: WLK-22604
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, School Bus, 3 1/2 in. Inlet/4 in. Outlet, Steel, Aluminized, Each
Part Number: WLK-22551
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, 2.5 in. Inlet, 4 in. Outlet, Titanium, Natural Tip, Each
Part Number: VPE-17561
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Ultra-Flo, 409 Stainless Steel, Passenger Side, Ford, Each
Part Number: WLK-53752
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
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