Mufflers

Muffler, Heavy-Duty, Round, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 31.50 in. Overall Length, Each

Part Number: WLK-21969

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• Free Shipping
• $20.00 Summit Bucks

Muffler, Quiet-Flow SS, Oval, Offset/Offset, Stainless Steel, Natural, Dodge, Each

Part Number: WLK-54637

4.52 out of 5 stars ( 21 )

Estimated Ship Date: Tomorrow

• Free Shipping
• $20.00 Summit Bucks

Muffler, OE Replacement, Steel, Aluminized, Dodge, 5.9L, Diesel, Each

Part Number: APH-2519

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Mufflers, Quiet-Flow SS, Stainless Steel, Natural, 17.000 in. Overall Length, Dodge, Ram, Each

Part Number: WLK-21649

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• Free Shipping
• $20.00 Summit Bucks

Walker Heavy Duty Muffler

Part Number: WLK-22664

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping
• $20.00 Summit Bucks

Muffler, Ultra-Flo, 409 Stainless Steel, Passenger Side, Ford, Each

Part Number: WLK-53752

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

Walker Heavy Duty Muffler

Part Number: WLK-22449

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

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 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 2.50 in. Offset Inlet, Two 4.00 in. Side Outlets, Each

Part Number: WLK-54647

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• Free Shipping
• $20.00 Summit Bucks

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

Part Number: WLK-22604

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Oversize $7.99
• $20.00 Summit Bucks
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

Walker Heavy Duty Muffler

Part Number: WLK-22899

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

Muffler, MSL, Oval, Baffled, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 39.00 in. Overall Length, Each

Part Number: APH-700476

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WLK-22551

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

Muffler, Ultra Flo Welded, Stainless Steel, Natural, 2.50 in. Offset Inlet, 4.00 in. Center Outlet, 25.50 in. Overall Length, Each

Part Number: WLK-53875

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

Mufflers, Ultra Flo Welded, Stainless Steel, Natural, 25.250 in. Overall Length, Chevy, 3.6L, 6.2L, Each

Part Number: WLK-17579

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

DynoMax Ultra-Flo Welded Mufflers

Part Number: WLK-17580

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

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 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $20.00 Summit Bucks
• Special Order

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

Part Number: APH-3917

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3911

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: APH-3916

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, TruckEx, Steel, Aluminized, Ford, Freightliner, Each

Part Number: APH-3700

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Mufflers, TruckEx, Steel, Aluminized, Round Case, 4.00 in. Offset Inlet/Outlet, 43.00 in. Overall Length, Freightliner, Each

Part Number: APH-4225

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, TruckEx, Steel, Aluminized, Ford, Each

Part Number: APH-3669

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3706

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order