Mufflers

Muffler, 7 in. Round, Stainless Steel, Rev, 30 in. Long, 4 in. Center Inlet, 4 in. Center Outlet, Each

Part Number: APH-XS2772

4.81 out of 5 stars ( 21 )

Estimated Ship Date: Today

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: Today

Muffler, Heavy Duty, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-21172

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Muffler, Heavy Duty, 4 in. Inlet/4 in. Outlet, Stainless Steel, Natural, Each

Part Number: WLK-22572

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Muffler, Replacement, 4.0 in. Inlet/4.0 in. Outlet, 37.0 in. Length, Steel, Natural, Each

Part Number: WLK-21471

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Walker Heavy Duty Muffler

Part Number: WLK-22936

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 27, 2026 if ordered today

• Drop Ship
• Oversize $7.99
• Special Order

Muffler, Glasspack, 4.000 in. Inlet/4.000 in. Outlet, Steel, Red, Each

Part Number: IMM-87528CB

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3681

Not Yet Reviewed

Estimated Ship Date: Today

Muffler, Full Boar Round Super Duty, 4 in. Inlet, 4 in. Outlet, Steel, Aluminized, 33 in. Length, Each

Part Number: JEX-SD726-8D

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

• Drop Ship
• Special Order