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

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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Mufflers, Heavy-Duty, Steel, Aluminized, 40.000 in. Overall Length, Mack, Each

Part Number: WLK-21838

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

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-22941

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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• Free Shipping
• Special Order

Walker Heavy Duty Muffler

Part Number: WLK-22449

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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• Free Shipping
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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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• Free Shipping
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Walker Heavy Duty Muffler

Part Number: WLK-22936

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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• Oversize $7.99
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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, OE Replacement, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2452

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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• Special Order

Walker Heavy Duty Muffler

Part Number: WLK-22962

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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• Free Shipping
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Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Chevrolet, GMC, Each

Part Number: APH-700365

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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• Special Order

Muffler, Replacement, 4 in. Inlet/4 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-22967

Not Yet Reviewed

• Freight Charge
• Special Order