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Performance Mufflers & More

Give your ride a new attitude with mufflers from Flowmaster, Magnaflow, Thrush, Hushpower, Cherry Bomb, and more! We’ve got direct-fit and universal mufflers in...

Give your ride a new attitude with mufflers from Flowmaster, Magnaflow, Thrush, Hushpower, Cherry Bomb, and more! We’ve got direct-fit and universal mufflers in a variety of shapes, sizes, inlet diameters, and inlet/outlet quantities. Bring that throaty performance sound to your street machine or musclecar with a chambered muffler or choose the superior noise reduction of a turbo-style muffler. For all-out race performance, shop our selection of glasspack mufflers, straight-through racing mufflers, and resonators. What does a high performance muffler sound like? You decide with our huge in-stock selection of mufflers...

Give your ride a new attitude with mufflers from Flowmaster, Magnaflow, Thrush, Hushpower, Cherry Bomb, and more! We’ve got direct-fit and universal mufflers in a variety of shapes, sizes, inlet diameters, and inlet/outlet quantities. Bring that throaty performance sound to your street machine or musclecar with a chambered muffler or choose the superior noise reduction of a turbo-style muffler. For all-out race performance, shop our selection of glasspack mufflers, straight-through racing mufflers, and resonators. What does a high performance muffler sound like? You decide with our huge in-stock selection of mufflers for musclecars, street rods, race cars, trucks, SUVs, and more!

Related Parts: Exhaust Tubing | Exhaust Tips | Exhaust Clamps | Exhaust Hangers

Showing In Stock Items. Show All 6 Items.

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Results 1 - 6 of 6

AP Exhaust TruckEx Steel 4 Inch Muffler 3714

AP Exhaust TruckEx Steel 4 Inch Muffler 3714

AP Exhaust TruckEx Steel 4 Inch Muffler 3714

Muffler, TruckEx, Round Case, 43 1/2 in. Long x 10 in. Diameter, 51 in. Overall Length, Internal Perforated, Steel, Aluminized, Heavy-Duty, Ford, Each

Part Number: APH-3714

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

AP Exhaust TruckEx Steel 4 Inch Muffler 3920

AP Exhaust TruckEx Steel 4 Inch Muffler 3920

AP Exhaust TruckEx Steel 4 Inch Muffler 3920

Muffler, TruckEx, Steel, Aluminized, Ford, L6, Each

Part Number: APH-3920

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

Walker Heavy-Duty Steel 4 Inch Muffler 22004

Walker Heavy-Duty Steel 4 Inch Muffler 22004

Walker Heavy-Duty Steel 4 Inch Muffler 22004

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: Today

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Estimated Ship Date: Today

Walker Heavy-Duty Steel 4 Inch Muffler 22888

Walker Heavy-Duty Steel 4 Inch Muffler 22888

Walker Heavy-Duty Steel 4 Inch Muffler 22888

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: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Walker School Bus Steel 2.5 Inch Muffler 22866

Walker School Bus Steel 2.5 Inch Muffler 22866

Walker School Bus Steel 2.5 Inch Muffler 22866

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: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Walker Heavy-Duty Steel 4 Inch Muffler 21833

Walker Heavy-Duty Steel 4 Inch Muffler 21833

Walker Heavy-Duty Steel 4 Inch Muffler 21833

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: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

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