Dynomax Ultra Flo Welded Mufflers

4.51 out of 5 stars 187 Customer Reviews

Dynomax Ultra Flo welded mufflers feature a straight-through design for unrestricted exhaust flow and reduces backpressure. They have a 100 percent welded design for maximum durability and stainless steel construction for lasting durability and feature CRF Technology that absorbs unwanted interior resonance, while maintaining a deep performance tone. Most of Dynomax Ultra Flow welded muffler models are universal; simply choose the style, inlet/outlet diameters and location needed for your vehicle.

Results 1 - 25 of 34

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17219

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17219

4.86 out of 5 stars ( 22 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17222

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17222

4.96 out of 5 stars ( 23 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 3 Inch Muffler 17221

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: WLK-17221

4.27 out of 5 stars ( 22 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 3 Inch Muffler 17229

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, 409 Stainless Steel, Each

Part Number: WLK-17229

4.55 out of 5 stars ( 20 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded Steel 2.25 Inch Muffler 17217

Muffler, Ultra Flo Welded, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Each

Part Number: WLK-17217

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 3 Inch Muffler 17220

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: WLK-17220

4.13 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded Steel 2.5 Inch Muffler 17218

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17218

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded Steel 3.5 Inch Muffler 17517

Muffler, Ultra Flo Welded, 3 1/2 in. Inlet/3 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17517

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 3 Inch Muffler 17233

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: WLK-17233

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 2.25 Inch Muffler 17226

Muffler, Ultra Flo Welded, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-17226

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17236

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17236

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17513

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17513

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Dynomax Ultra Flo Welded Steel 4 Inch Muffler 17557

Muffler, Ultra Flo Welded, Oval, 4 in. Inlet/4 in. Outlet, Stainless Steel, Chevy, GMC/Hummer, Each

Part Number: WLK-17557

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 3 Inch Muffler 17228

Muffler, Ultra Flo Welded, 3 in. Inlet/Dual 2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17228

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded Steel 3 Inch Muffler 17547

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: WLK-17547

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 2.25 Inch Muffler 17512

Muffler, Ultra Flo Welded, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-17512

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 3 Inch Muffler 17235

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: WLK-17235

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Dynomax Ultra Flo Welded 409 Stainless Steel 2.25 Inch Muffler 53752

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

Part Number: WLK-53752

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17579

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: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17234

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/Dual 2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17234

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17580

DynoMax Ultra-Flo Welded Mufflers

Part Number: WLK-17580

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 53875

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: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 53876

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-53876

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17572

Muffler, Ultra Flo Welded, Oval, Stainless Steel, Natural, Slant Cut Outlet, Passenger Side, Ford, 4.0L, Each

Part Number: WLK-17572

3.43 out of 5 stars ( 7 )

Estimated Ship Date: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 17571

Muffler, Ultra Flo Welded, Oval, Stainless Steel, Natural, Slant Cut Outlet, Driver Side, Ford, 4.0L, Each

Part Number: WLK-17571

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

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