$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

It's the Season for Savings - Shop Holiday Deals Now!

Filters

  • In Stock
  • Inlet Diameter (in.)
  • Outlet Diameter (in.)
  • Inlet Location
  • Outlet Location
  • Case Exterior Length (in.)
  • Case Outside Diameter (in.)
  • Overall Length (in.)
  • Price Range
  • Filter Options

Selected Filters

Availability

  • Filters

  • Inlet Diameter (in.)
  • Outlet Diameter (in.)
  • Inlet Location
  • Outlet Location
  • Case Exterior Length (in.)
  • Case Outside Diameter (in.)
  • Overall Length (in.)
  • Price Range
  • Filter Options
Walker Exhaust

Walker Heavy-Duty Mufflers

4.29 out of 5 stars 28 Customer Reviews

Walker offers a complete lineup of exhaust products for today's heavy-duty and commercial vehicles, including these heavy-duty mufflers. They're engineered to reduce in-cab and exterior engine noise, and feature an all-welded construction from heavy-gauge, all-aluminized steel. Their re-metallized seams provide additional corrosion resistance, improving appearance and durability. They come in a range of styles and sizes, to serve as an economical replacement for your worn or damaged original equipment.

Showing In Stock Items. Show All 3 Items.

Results 1 - 3 of 3

Walker Heavy-Duty Steel 4 Inch Muffler 22916

Walker Heavy-Duty Steel 4 Inch Muffler 22916

Walker Heavy-Duty Steel 4 Inch Muffler 22916

Muffler, Heavy-Duty, 4.00 in. Center Inlet/Outlet, 51.50 in. Overall Length, Steel, Aluminized, Each

Part Number: WLK-22916

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Walker Heavy-Duty Steel 5 Inch Muffler 22915

Walker Heavy-Duty Steel 5 Inch Muffler 22915

Walker Heavy-Duty Steel 5 Inch Muffler 22915

Muffler, Heavy-Duty, 5.00 in. Offset Inlet/Outlet, 48.00 in. Overall Length, Steel, Aluminized, Each

Part Number: WLK-22915

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 12, 2026 if ordered today

Walker Heavy-Duty Steel 5 Inch Muffler 21165

Walker Heavy-Duty Steel 5 Inch Muffler 21165

Walker Heavy-Duty Steel 5 Inch Muffler 21165

Muffler, Heavy-Duty, Round, Steel, Aluminized, 5.000 in. Offset Inlet, 5.000 in. Side Outlet, 39.00 in. Overall Length, Universal, Each

Part Number: WLK-21165

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 9, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 9, 2026 if ordered today

  • 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