$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

Summit Racing SpeedCard - learn how to get 10% back - Get Details!

Filters

  • In Stock
  • Muffler Material
  • Make/Model
  • Make/Engine
  • Drivetrain
  • Inlet Diameter (in.)
  • Outlet Diameter (in.)
  • Inlet Quantity
  • Inlet Location
  • Outlet Location
  • Muffler Finish
  • Case Exterior Length (in.)
  • Overall Length (in.)
  • Price Range
  • Filter Options
  • Savings Central

Selected Filters

Filter Results by Vehicle

Loading...

Availability

  • Filters

  • Muffler Material
  • Make/Model
  • Make/Engine
  • Drivetrain
  • Inlet Diameter (in.)
  • Outlet Diameter (in.)
  • Inlet Quantity
  • Inlet Location
  • Outlet Location
  • Muffler Finish
  • Case Exterior Length (in.)
  • Overall Length (in.)
  • Price Range
  • Filter Options
Walker Exhaust

Walker Quiet-Flow 3 Mufflers

4.41 out of 5 stars 468 Customer Reviews

Replace your OEM muffler with one of these Walker Quiet-Flow 3 mufflers. Manufactured in both steel and stainless steel versions, their turbo-style configuration provides great interior and exterior sound control without decreasing exhaust flow. Available for cars, trucks, and SUVs, Walker Quiet-Flow 3 mufflers give your OEM exhaust the perfect sound that you have been looking for.

Showing In Stock Items. Show All 11 Items.

Results 1 - 10 of 10

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21387

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21387

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21387

Muffler, Quiet-Flow 3, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Mercury, Each

Part Number: WLK-21387

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2377

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2377

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

...Loading

Walker Quiet-Flow 3 Steel 2 Inch Muffler 22105

Walker Quiet-Flow 3 Steel 2 Inch Muffler 22105

Walker Quiet-Flow 3 Steel 2 Inch Muffler 22105

Muffler, Quiet-Flow 3, 2 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Lincoln, Mercury, GM, Each

Part Number: WLK-22105

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21192

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21192

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21192

Muffler, Quiet-Flow 3, 2 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Mercury, SUV, Each

Part Number: WLK-21192

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 7, 2026 if ordered today

Walker Quiet-Flow 3 Steel 2.5 Inch Muffler 21366

Walker Quiet-Flow 3 Steel 2.5 Inch Muffler 21366

Walker Quiet-Flow 3 Steel 2.5 Inch Muffler 21366

Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Ford, Mercury, Each

Part Number: WLK-21366

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2.5 Inch Muffler 2294

AP Exhaust OE Replacement Steel 2.5 Inch Muffler 2294

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

...Loading

Walker Quiet-Flow 3 409 Stainless Steel 2 Inch Muffler 53390

Walker Quiet-Flow 3 409 Stainless Steel 2 Inch Muffler 53390

Walker Quiet-Flow 3 409 Stainless Steel 2 Inch Muffler 53390

Muffler, Direct Fit, Quiet-Flow 3, Stainless Steel, Natural, 2.00 in. Inlet, 2.00 in. Outlet, Ford/Mazda, Each

Part Number: WLK-53390

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21201

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21201

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21201

Muffler, Quiet-Flow 3, 2 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Mercury, Each

Part Number: WLK-21201

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2 Inch Muffler 2144

AP Exhaust OE Replacement Steel 2 Inch Muffler 2144

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

...Loading

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21344

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21344

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21344

Muffler, Quiet-Flow 3, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Mercury, SUV, Each

Part Number: WLK-21344

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2226

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2226

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

...Loading

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21342

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21342

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21342

Muffler, Quiet-Flow 3, 2 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Lincoln, Mercury, Each

Part Number: WLK-21342

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2 Inch Muffler 2257

AP Exhaust OE Replacement Steel 2 Inch Muffler 2257

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

...Loading

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21343

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21343

Walker Quiet-Flow 3 Steel 2 Inch Muffler 21343

Muffler, Quiet-Flow 3, 2 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Lincoln, Mercury, Each

Part Number: WLK-21343

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2 Inch Muffler 2256

AP Exhaust OE Replacement Steel 2 Inch Muffler 2256

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

...Loading

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21386

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21386

Walker Quiet-Flow 3 Steel 2.25 Inch Muffler 21386

Muffler, Quiet-Flow 3, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Ford, Mercury, Each

Part Number: WLK-21386

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2377

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2377

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026

...Loading

  • 1
  • Page 1 of 1

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify