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...

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

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Results 1 - 23 of 23

Flowmaster 40 Series Steel 2.25 Inch Muffler 42441

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-42441

4.88 out of 5 stars ( 32 )

Estimated Ship Date: Tomorrow

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Flowmaster FlowFX 409 Stainless Steel 2.25 Inch Muffler 71225

Muffler, FlowFX Series, 2.25 in. Offset Inlet/2.25 in. Center Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71225

4.58 out of 5 stars ( 26 )

Estimated Ship Date: Tomorrow

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Flowmaster Super 44 Series Steel 2.25 Inch Muffler 942446

Muffler, Super 44 Series, 2.25 in. Inlet/2.25 in. Outlet, Steel, Black, Each

Part Number: FLO-942446

4.67 out of 5 stars ( 30 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Flowmaster 40 Series Delta Flow Steel 2.25 Inch Muffler 942441

Muffler, Delta Flow 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-942441

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042441

Muffler, 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8042441

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Flowmaster dBX 304 Stainless Steel 2.25 Inch Muffler 12414310

Muffler, DBX, Round, Stainless, Natural, 20 in. Overall Length, BMW, Chevy, Ford, Mazda, Subaru

Part Number: FLO-12414310

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Flowmaster Stainless Steel Super 44 Series 409 Stainless Steel 2.25 Inch Muffler 842446

Muffler, Super 44 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842446

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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BRExhaust Direct-Fit Steel Inch Muffler 229-069

Mufflers, Direct-Fit, Single Inlet, 2.13 in. Single Outlet, Steel, Aluminized, Oval Case, 23.00 in. Overall Length, Straight Tip Outlet, Subaru, Each

Part Number: BRE-229-069

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

BRExhaust Direct-Fit Steel Inch Muffler 229-073

Mufflers, Direct-Fit, Single Inlet, 3.00 in. Single Outlet, Steel, Aluminized, Round Case, 45.00 in. Overall Length, Saab, Subaru, Each

Part Number: BRE-229-073

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

AP Exhaust - Mufflers for 2008-2011 IMPREZA - SU8545

Mufflers, Muffler - Center, ANSA OER

Part Number: APH-SU8545

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

AP Exhaust - Mufflers for 2004-2007 IMPREZA - SU7815

Mufflers, Muffler - Center, ANSA OER

Part Number: APH-SU7815

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

AP Exhaust - Mufflers for 2008-2011 IMPREZA - SU8507

AP Exhaust - Mufflers for 2008-2011 IMPREZA - SU8507

Mufflers, Muffler - Rear, ANSA OER

Part Number: APH-SU8507

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

BRExhaust Direct-Fit Steel Inch Muffler 229-065

Mufflers, Direct-Fit, Single Inlet, 2.50 in. Single Outlet, Steel, Aluminized, Oval Case, 42.00 in. Overall Length, Straight Tip Outlet, Subaru, Each

Part Number: BRE-229-065

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

AP Exhaust - Mufflers for 2009-2013 FORESTER, 2008-2011 IMPREZA - SU8447

Mufflers, Muffler - Rear, ANSA OER

Part Number: APH-SU8447

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

BRExhaust Direct-Fit Steel 1.75 Inch Muffler 108-0083

Mufflers, Direct-Fit, 1.75 in. Inlet/Outlet, Steel, Aluminized, Subaru, Each

Part Number: BRE-108-0083

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Walker Quiet-Flow SS 409 Stainless Steel Inch Muffler 21745

Mufflers, Quiet-Flow SS, Stainless Steel, Natural, 23.000 in. Overall Length, Subaru, 2.5L, Each

Part Number: WLK-21745

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Walker Quiet-Flow SS 409 Stainless Steel 2 Inch Muffler 54811

Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, Offset Flanged Inlet, Offset Outlet, Subaru, 2.5L

Part Number: WLK-54811

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

AP Exhaust - Mufflers for 2003-2005 FORESTER, 2002-2005 IMPREZA - SU7405

Mufflers, Muffler - Center, ANSA OER

Part Number: APH-SU7405

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

AP Exhaust - Mufflers for 2009-2013 FORESTER, 2008-2011 IMPREZA - SU8457

Mufflers, Muffler - Rear, ANSA OER

Part Number: APH-SU8457

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Walker Quiet-Flow SS 409 Stainless Steel Inch Muffler 21746

Mufflers, Quiet-Flow SS, Stainless Steel, Natural, 22.750 in. Overall Length, Subaru, 2.5L, Each

Part Number: WLK-21746

4.67 out of 5 stars ( 3 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

AP Exhaust - Mufflers for 2004-2007 IMPREZA - SU7817

Mufflers, Muffler - Rear, ANSA OER

Part Number: APH-SU7817

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

AP Exhaust - Mufflers for 2009-2013 FORESTER, 2008-2011 IMPREZA - SU8445

Mufflers, Muffler - Center, ANSA OER

Part Number: APH-SU8445

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

AP Exhaust - Mufflers for 1998-2005 IMPREZA - SU7707

Mufflers, Muffler - Rear, ANSA OER

Part Number: APH-SU7707

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

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