Dynomax Ultra Flo Welded Mufflers

4.51 out of 5 stars 192 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.

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Results 1 - 13 of 13

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: Today

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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: Today

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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: Today

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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: Today

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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: Today

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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: Today

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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: Today

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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: Today

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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: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

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: Oct 15, 2025 if ordered today

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Estimated Ship Date: Oct 15, 2025 if ordered today

Dynomax Ultra Flo Welded 409 Stainless Steel 2.25 Inch Muffler 53753

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

Part Number: WLK-53753

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

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Estimated Ship Date: Oct 15, 2025 if ordered today

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: Today

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Dynomax Ultra Flo Welded 409 Stainless Steel 2.5 Inch Muffler 54778

Muffler, Ultra Flo, Welded, Oval, Stainless Steel, Natural, Passenger Side Only, Jeep, 3.6L, 5.7L, Each

Part Number: WLK-54778

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 14, 2025 if ordered today

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Estimated Ship Date: Oct 14, 2025 if ordered today

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