MagnaFlow Performance Mufflers

4.7 out of 5 stars 1134 Customer Reviews

MagnaFlow performance mufflers are designed to provide your vehicle with more power and excellent sound. These exhaust units are available in several styles, and most feature a large-diameter, perforated stainless steel core with a straight-through design—for unrestricted flow and sound control. All contact points are lap-jointed and welded to avoid distortion or cracking at the seams. The mufflers are available in a variety of inlet/outlet diameters, inlet quantities, shapes, and finishes. Order the model that best suits your vehicle application.

Results 1 - 25 of 167

MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12158

Muffler, 2.50 in. Inlet/Dual 2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12158

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 12279

Muffler, 3.00 in. Inlet/3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12279

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 14264

Muffler, 3.00 in. Inlet/3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-14264

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 12298

Muffler, 3.00 in. Inlet/Dual 3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12298

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 5 Inch Muffler 12774

Muffler, 5.00 in. Inlet/5.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12774

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.25 Inch Muffler 11365

Muffler, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-11365

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 4 Inch Muffler 12772

Muffler, 4.00 in. Inlet/4.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12772

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12586

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12586

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Jun 13, 2025 if ordered today

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Estimated Ship Date: Jun 13, 2025 if ordered today

MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 14319

Muffler, 3.00 in. Inlet/3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-14319

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12577

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12577

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.25 Inch Muffler 11378

Muffler, Dual 2.25 in. Inlet/Dual 2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-11378

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 12590

Muffler, 3.00 in. Inlet/Dual 3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12590

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 11249

Muffler, 3.00 in. Inlet/3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-11249

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12246

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12246

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 14316

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-14316

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.25 Inch Muffler 11255

Muffler, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-11255

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12640

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12640

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 14377

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-14377

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 14719

Muffler, 3.00 in. Inlet/3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-14719

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.25 Inch Muffler 12225

Muffler, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12225

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 14211

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Brushed, Each

Part Number: MPE-14211

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.25 Inch Muffler 10425

Muffler, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-10425

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.25 Inch Muffler 11375

Muffler, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-11375

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 14336

Muffler, 2.50 in. Inlet/2.50 in. Outlet, Stainless Steel, Polished, Each

Part Number: MPE-14336

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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MagnaFlow Performance 409 Stainless Steel 2.5 Inch Muffler 12268

Muffler, 2.50 in. Inlet/Dual 2.50 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12268

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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