Mufflers

Muffler, Replacement, 5.0 in. Inlet/5.0 in. Outlet, 51.0 in. Length, Steel, Aluminized, Bluebird School Bus

Part Number: WLK-22920

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Mufflers, Installer Series, Round, Steel, Aluminized, 5.00 in. Inlet, 5.00 in. Outlet, 31.00 in. Length, Each

Part Number: MBR-M2220A

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Estimated Ship Date: Today

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Walker Noisebreaker Universal Muffler

Part Number: WLK-22980

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Muffler, Replacement, 5 in. Inlet/5 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-22771

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Muffler, Heavy-Duty, 5.00 in. Offset Inlet/Outlet, 48.00 in. Overall Length, Steel, Aluminized, Each

Part Number: WLK-22915

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Walker Heavy Duty Muffler

Part Number: WLK-22381

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Muffler, Atlas, Perforated Core, 5.00 in. Inlet/Outlet. 24.000 in. Body Length, Universal, Each

Part Number: AFE-49M00023

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Muffler, Mega-Flow, Round, Chambered, Steel, Aluminized, 5 in. Center Inlet and Outlet, 51 in. Length, Each

Part Number: WLK-22964

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Feb 3, 2026 if ordered today

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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

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, Heavy-Duty, 5.00 in. Center Inlet/Outlet, 51.00 in. Overall Length, Steel, Aluminized, Each

Part Number: WLK-22940

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, International, Each

Part Number: APH-3715

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Muffler, TruckEx, 15 in. Oval, 25.250 in. Overall Length, 4 in. Side Inlet, 5 in. Offset Outlet, Each

Part Number: APH-3931

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Walker Heavy Duty Muffler

Part Number: WLK-22941

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3900

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Muffler, Replacement, 5 in. Inlet/5 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-22552

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 4, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3872

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Blue Bird, 5.9, 6.6, 7.2, 8.3L, Each

Part Number: APH-3712

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3682

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Thomas, 6.6L, Each

Part Number: APH-3647

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3893

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3667

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Muffler, 5.00 in. Center Inlet, 5.00 in. Center Outlet, 31.00 in. Overall length, Round, Aluminized Steel, Universal, Each

Part Number: MBR-M2050

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 20, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, Blue Bird, 6.6, 7.0, 8.3L, Each

Part Number: APH-3699

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, International, Each

Part Number: APH-3897

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Muffler, TruckEx, Steel, Aluminized, International, L6, V6, V8, Each

Part Number: APH-3933

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Estimated Ship Date: Jan 29, 2026 if ordered today

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