Mufflers

Muffler, Pro Series, 4.0 in. Inlet/4.0 in. Outlet, Steel, Black, 24.0 in. Length, Each

Part Number: FLO-14020100

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Muffler, Quiet Tone Series, Round, Steel, Aluminized, 4 in. Center Inlet/Outlet, 30 in. Length, Each

Part Number: MBR-M1004A

4.79 out of 5 stars ( 19 )

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Muffler, Quiet Tone Series Diesel High-Flow, Round, Stainless, 4 in. Center Inlet and Outlet, Each

Part Number: MBR-M1004S

3.5 out of 5 stars ( 10 )

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Muffler, Delta Force 40 Series Race, Oval, Stainless, Black, 4 in. Center Inlet/Outlet, 13 in. Case Length

Part Number: FLO-854040-10

5.0 out of 5 stars ( 6 )

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Muffler, XR-1 Racing, Round Case, Stainless, Brushed, 4 in. Center Inlet/Outlet, 16 in. Case Length, Each

Part Number: BOR-400374

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Muffler, Quiet Tone Series Diesel High-Flow, Round, Stainless, 4 in. Center Inlet and Outlet, Each

Part Number: MBR-M1004

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Muffler, XR-1, Round, 4 in. Center Inlet/Outlet, 27 in. Overall Length, Stainless Steel, Each

Part Number: BOR-400069

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Walker Heavy Duty Muffler

Part Number: WLK-22664

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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

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Muffler, dB Series, Stainless Steel, Dodge, Ram Pickup, Cummins Diesel, 5.9L, Each

Part Number: CSE-8004002

5.0 out of 5 stars ( 2 )

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

Part Number: WLK-22604

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Muffler, XR-1, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: BOR-40741

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Muffler, Round, Titanium, Natural, 3.00 in. Center Inlet, 4.00 in. Center Outlet, 17.00 in. Overall Length, Each

Part Number: VPE-17564

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Muffler, 3 in. Inlet, 4 in. Outlet, Titanium, Blue Burnt Tip, Each

Part Number: VPE-17562

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Muffler, 4 in. Inlet/ Outlet, Titanium, Blue Burnt Tip, Each

Part Number: VPE-17566

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Muffler, Round, Titanium, Natural, 3.50 in. Center Inlet, 4.00 in. Center Outlet, 17.00 in. Overall Length, Each

Part Number: VPE-17565

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Muffler, 3 in. Inlet, 4 in. Outlet, Titanium, Natural Tip, Each

Part Number: VPE-17563

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Muffler, 2.5 in. Inlet, 4 in. Outlet, Titanium, Blue Burnt Tip, Each

Part Number: VPE-17560

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Muffler, Superflow, Two 3 in. Inlets/Two 4 in. Outlets, 30 in. Length, Stainless Steel, Polished, Each

Part Number: GIB-788050S

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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High-Flow Muffler Assembly, T409 2004.5-2005 Dodge Cummins 600/610 (fits to stock only)

Part Number: MBR-MK96116

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 14, 2025 if ordered today

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Mufflers, Heavy-Duty, Steel, Aluminized, 39.000 in. Overall Length, Blue Bird, Chevy, GMC, Each

Part Number: WLK-22643

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 8, 2025 if ordered today

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Muffler, Boomer, 2 1/4 in. Inlet/4 in. Outlet, Polished Stainless Steel, Each

Part Number: BOR-40060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 3, 2025 if ordered today

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Walker Heavy Duty Muffler

Part Number: WLK-22899

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Muffler, High Flow Series, Round, Stainless Steel, Natural, 4 in. Center Inlet/Outlet, 30 in. Length, Each

Part Number: MBR-M1031

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Muffler, 2.5 in. Inlet, 4 in. Outlet, Titanium, Natural Tip, Each

Part Number: VPE-17561

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