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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

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Results 1 - 25 of 479

Borla ProXS 304 Stainless Steel 3 Inch Muffler 40359

Made in the USA

Borla ProXS 304 Stainless Steel 3 Inch Muffler 40359

Borla ProXS 304 Stainless Steel 3 Inch Muffler 40359

Muffler, Pro XS, 3 in. Offset Outlet/3 in. Center Inlet, Stainless Steel, Natural, Universal, Each

Part Number: BOR-40359

4.7 out of 5 stars ( 98 )

Estimated Ship Date: Today

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Flowmaster 40 Series Steel 2.5 Inch Muffler 42541

Flowmaster 40 Series Steel 2.5 Inch Muffler 42541

Flowmaster 40 Series Steel 2.5 Inch Muffler 42541

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

Part Number: FLO-42541

4.75 out of 5 stars ( 87 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40659

Made in the USA

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40659

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40659

Muffler, Pro XS, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Natural, Each

Part Number: BOR-40659

4.66 out of 5 stars ( 62 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 3 Inch Muffler 40353

Made in the USA

Borla ProXS 304 Stainless Steel 3 Inch Muffler 40353

Borla ProXS 304 Stainless Steel 3 Inch Muffler 40353

Muffler, Pro XS, 3 in. Offset Inlet/3 in. Offset Outlet, Stainless Steel, Natural, Universal, Each

Part Number: BOR-40353

4.86 out of 5 stars ( 29 )

Estimated Ship Date: Today

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Flowmaster 40 Series Steel 3 Inch Muffler 43041

Flowmaster 40 Series Steel 3 Inch Muffler 43041

Flowmaster 40 Series Steel 3 Inch Muffler 43041

Muffler, Flowmaster 40 Series, 3 in. Offset Inlet/3 in. Center Outlet, Steel, Black, Each

Part Number: FLO-43041

4.83 out of 5 stars ( 47 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40364

Made in the USA

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40364

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40364

Muffler, Pro XS, 2.5 in. Center Inlet/2.5 in. Center Outlet, Stainless Steel, Natural, Universal, Each

Part Number: BOR-40364

4.91 out of 5 stars ( 43 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40352

Made in the USA

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40352

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40352

Muffler, Pro XS, 2.5 in. Inlet/Outlet, Offse Inlet/Outlet, Stainless Steel, Natural, Each

Part Number: BOR-40352

4.9 out of 5 stars ( 42 )

Estimated Ship Date: Today

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Flowmaster 40 Series Steel 2.5 Inch Muffler 42543

Flowmaster 40 Series Steel 2.5 Inch Muffler 42543

Flowmaster 40 Series Steel 2.5 Inch Muffler 42543

Muffler, 40 Series, 2 1/2 in. Offset Inlet, 2 1/2 in. Offset Outlet, Chambered, Steel, Black, Each

Part Number: FLO-42543

4.91 out of 5 stars ( 43 )

Estimated Ship Date: Today

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Flowmaster 40 Series Steel 2.25 Inch Muffler 42441

Flowmaster 40 Series Steel 2.25 Inch Muffler 42441

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: Today

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Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40358

Made in the USA

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40358

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40358

Muffler, Pro XS, 2.5 in. Center Inlet/2.5 in. Offset Outlet, 14 in. Shell Length, 9.5 in. Width, 4 in. High

Part Number: BOR-40358

4.68 out of 5 stars ( 25 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 400481

Made in the USA

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 400481

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 400481

Muffler, ProXS, Oval Case, Stainless, 2.5 in. Center Inlet, 2.5 in. Offset Outlet, 18 in. Overall Length, Each

Part Number: BOR-400481

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 3 Inch Muffler 400482

Made in the USA

Borla ProXS 304 Stainless Steel 3 Inch Muffler 400482

Borla ProXS 304 Stainless Steel 3 Inch Muffler 400482

Muffler, ProXS, Oval, Stainless Steel, Natural, 3.00 in. Center Inlet, 3.00 in. Offset Outlet, Each

Part Number: BOR-400482

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042541

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042541

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042541

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

Part Number: FLO-8042541

4.27 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Flowmaster 40 Series Steel 3 Inch Muffler 43043

Flowmaster 40 Series Steel 3 Inch Muffler 43043

Flowmaster 40 Series Steel 3 Inch Muffler 43043

Muffler, American Thunder 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-43043

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 400286

Made in the USA

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 400286

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 400286

Muffler, ProXS, Oval, Two 2.5 in. Inlets/Two 2.5 in. Outlets, Stainless Steel, Brushed, Each

Part Number: BOR-400286

4.84 out of 5 stars ( 44 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40665

Made in the USA

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40665

Borla ProXS 304 Stainless Steel 2.5 Inch Muffler 40665

Muffler, Pro XS, Stainless Steel, Natural, 2.5 in. Inlet, 2.5 in. Outlet, Each

Part Number: BOR-40665

3.92 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 3 Inch Muffler 40349

Made in the USA

Borla ProXS 304 Stainless Steel 3 Inch Muffler 40349

Borla ProXS 304 Stainless Steel 3 Inch Muffler 40349

Muffler, Pro XS, Oval, 3 in. Center Inlet/Dual 2.5 in. Outlets, 24 in. Overall Length, Stainless Steel, Natural

Part Number: BOR-40349

4.68 out of 5 stars ( 57 )

Estimated Ship Date: Today

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Borla ProXS 304 Stainless Steel 3 Inch Muffler 400491

Made in the USA

Borla ProXS 304 Stainless Steel 3 Inch Muffler 400491

Borla ProXS 304 Stainless Steel 3 Inch Muffler 400491

Muffler, ProXS, Oval, Stainless, Natural, 3.00 in. Offset Inlet/Outlet, 14.00 in. Case Length, Each

Part Number: BOR-400491

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Flowmaster 40 Series Steel 2.25 Inch Muffler 42443

Flowmaster 40 Series Steel 2.25 Inch Muffler 42443

Flowmaster 40 Series Steel 2.25 Inch Muffler 42443

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

Part Number: FLO-42443

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Flowmaster 40 Series Steel 2.5 Inch Muffler 425404

Flowmaster 40 Series Steel 2.5 Inch Muffler 425404

Flowmaster 40 Series Steel 2.5 Inch Muffler 425404

Muffler, 40 Series, Oval, Dual 2.5 in. Inlet/Dual 2.5 in. Outlet, Steel, Black, 19.0 in. Overall Length, Each

Part Number: FLO-425404

4.88 out of 5 stars ( 16 )

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Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043041

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043041

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043041

Muffler, 40 Series, 3 in. Inlet/3 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8043041

4.73 out of 5 stars ( 11 )

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Dynomax Ultra Flo X-Pipe Steel 3 Inch Muffler 17554

Dynomax Ultra Flo X-Pipe Steel 3 Inch Muffler 17554

Dynomax Ultra Flo X-Pipe Steel 3 Inch Muffler 17554

Muffler, Ultra Flo X-Pipe, Dual 3 in. Inlets/Dual 3 in. Outlets, 20 in. x 9.75 in. x 4.5 in. Oval Case, 25 in. Overall Length, Stainless Steel, Each

Part Number: WLK-17554

3.36 out of 5 stars ( 14 )

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Flowmaster 40 Series Steel 2.5 Inch Muffler 425403

Flowmaster 40 Series Steel 2.5 Inch Muffler 425403

Flowmaster 40 Series Steel 2.5 Inch Muffler 425403

Muffler, American Thunder 40 Series, 2 1/2 in. Dual Inlet/3 in. Center Outlet, Steel, Black, Each

Part Number: FLO-425403

5.0 out of 5 stars ( 7 )

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Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043043

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043043

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043043

Muffler, 40 Series, 3 in. Inlet/3 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8043043

5.0 out of 5 stars ( 6 )

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Dynomax Ultra Flo X-Pipe Steel 2.5 Inch Muffler 17553

Dynomax Ultra Flo X-Pipe Steel 2.5 Inch Muffler 17553

Dynomax Ultra Flo X-Pipe Steel 2.5 Inch Muffler 17553

Muffler, Ultra Flo X-Pipe, Dual 2 1/2 in. Inlets/Dual 2 1/2 in. Outlets, Stainless Steel, Each

Part Number: WLK-17553

4.35 out of 5 stars ( 17 )

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