Mufflers

Muffler, Delta Flow 50 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842551

4.52 out of 5 stars ( 23 )

Estimated Ship Date: Today

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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

Walker Noisebreaker Universal Muffler

Part Number: WLK-22980

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Nov 28, 2025 if ordered today

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Muffler, Quiet-Flow SS, Round, Stainless Steel, Aluminized, Each

Part Number: WLK-21259

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 11, 2025 if ordered today

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

Part Number: WLK-22963

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Walker Heavy Duty Muffler

Part Number: WLK-22449

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Muffler, Heavy-Duty, Oval, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 34.00 in. Overall Length, Each

Part Number: WLK-22004

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Mufflers, Heavy-Duty, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 42.000 in. Overall Length, Ford, 5.9L Diesel, 8.2L Diesel, Each

Part Number: WLK-22888

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Ford, 6.0L, Diesel, Each

Part Number: APH-2506

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Muffler, School Bus, 2 1/2 in. Inlet/2 3/4 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-22866

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Walker Heavy Duty Muffler

Part Number: WLK-22899

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Estimated Ship Date: Dec 15, 2025 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 )

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Muffler, Heavy-Duty, Oval, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 36.00 in. Overall Length, Each

Part Number: WLK-21833

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Muffler, Quiet-Flow SS, Direct-Fit, Stainless Steel, Aluminized, Ford, Each

Part Number: WLK-21507

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Walker Quiet-Flow SS Muffler

Part Number: WLK-21593

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Muffler - Sound FX - Domestic - TK

Part Number: WLK-18972

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Muffler, Quiet-Flow SS, Oval, Stainless Steel, Aluminized, 3.00 in. Offset Inlet/Outlet, 31.00 in. Overall Length, Each

Part Number: WLK-21447

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Quiet-Flow SS Muffler

Part Number: WLK-21725

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Muffler

Part Number: MBR-AT-9111PT

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Walker Quiet-Flow SS Muffler

Part Number: WLK-21587

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Mufflers, Muffler - CHALLENGE

Part Number: APH-2648

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Muffler

Part Number: MBR-AT-8111P

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Muffler, Monster Muffler, Stainless Steel, Polished, Round Case, Single Exit, Center, 3.50 in., 3.50 in., 30.00 in. Long, Each

Part Number: GBE-54008

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Muffler, Monster Muffler, Stainless Steel, Polished, Round Case, 3.50 in. Inlet, 3.50 in. Outlet, Single exit, Center, Each

Part Number: GBE-52437

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Muffler, Dynaflow Muffler, Stainless Steel, Polished, Round Case, 3.50 in. Inlet, 3.50 in. Outlet, Singe Exit, Offset, Each

Part Number: GBE-52428

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Estimated Ship Date: Jan 19, 2026 if ordered today

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