Availability
Mufflers
Showing In Stock Items. Show All 34 Items.
Mufflers, Installer Series, Round, Steel, Aluminized, 5.00 in. Inlet, 5.00 in. Outlet, 31.00 in. Length, Each
Part Number: MBR-M2220A
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Replacement, 5 in. Inlet/5 in. Outlet, Steel, Aluminized, Each
Part Number: WLK-22771
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Replacement, 5.0 in. Inlet/5.0 in. Outlet, 51.0 in. Length, Steel, Aluminized, Bluebird School Bus
Part Number: WLK-22920
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Heavy-Duty, 5.00 in. Center Inlet/Outlet, 40.00 in. Overall Length, Steel, Aluminized, Each
Part Number: WLK-22914
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Mega-Flow, Round, Chambered, Steel, Aluminized, 5 in. Center Inlet and Outlet, 51 in. Length, Each
Part Number: WLK-22964
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Heavy-Duty, 5.00 in. Offset Inlet/Outlet, 48.00 in. Overall Length, Steel, Aluminized, Each
Part Number: WLK-22915
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Atlas, Perforated Core, 5.00 in. Inlet/Outlet. 24.000 in. Body Length, Universal, Each
Part Number: AFE-49M00023
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
Muffler, Heavy-Duty, 5.00 in. Center Inlet/Outlet, 51.00 in. Overall Length, Steel, Aluminized, Each
Part Number: WLK-22940
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, International, Each
Part Number: APH-3897
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Walker Heavy Duty Muffler
Part Number: WLK-22381
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Universal, Each
Part Number: APH-3900
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Universal, Each
Part Number: APH-3872
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Muffler, Mega-Flow, Round, Chambered, Steel, Aluminized, 5 in. Center Inlet and Outlet, 51 in. Length, Each
Part Number: WLK-22963
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, TruckEx, Steel, Aluminized, Universal, Each
Part Number: APH-3682
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, International, L6, V6, V8, Each
Part Number: APH-3933
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Mufflers, TruckEx, Steel, Aluminized, Round Case, 5.00 in. Center Inlet/Outlet, 51.00 in. Overall Length, Each
Part Number: APH-3640
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Universal, Each
Part Number: APH-3722
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Muffler, Replacement, Oval, Turbo-style, Steel, Aluminized, 5 in. Offset Inlet and Outlet, 47 in. Length, Each
Part Number: WLK-22971
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Universal, Each
Part Number: APH-3895
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Muffler, TruckEx, 11 in. Round, 39.50 in. Overall Length, 5 in. Offset Inlet, 5 in. Side Outlet, Each
Part Number: APH-3923
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Muffler, Heavy-Duty, Round, Steel, Aluminized, 5.000 in. Offset Inlet, 5.000 in. Side Outlet, 39.00 in. Overall Length, Universal, Each
Part Number: WLK-21165
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Blue Bird, 6.6, 7.0, 8.3L, Each
Part Number: APH-3699
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Muffler, Replacement, 5 in. Inlet/5 in. Outlet, Steel, Aluminized, Each
Part Number: WLK-22552
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Muffler, TruckEx, Steel, Aluminized, Universal, Each
Part Number: APH-3695
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
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