Walker 21759 Exhaust Muffler
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Walker
 Quiet-Flow SS

Walker 21759 Exhaust Muffler

Brand Walker 21759
Finish Natural
Shape Oval
Grade Type Regular
Body Width 9.5
Inlet Quantity 1
Outlet Quantity 1
Overall Length 33.5
Body Height 7.5
Body Length 25
Body Material Stainless steel
Inlet 1 Outside Diameter 2.75
Inlet 1 Type 2 bolt welded flange
Inlet Configuration Offset
Muffler Type Combination
Outlet 1 Outside Diameter 2.75
Outlet 1 Type Pipe connection
Outlet Configuration Offset
Product line Quiet-Flow SS
Fits Chevrolet and GMC · 90 vehicles

OE-style replacement. Direct fit for easier installation with no modifications needed.

Stainless steel construction. Helps deliver longer life than typical aluminized mufflers.

Combination muffler design. Balances exhaust flow and sound control in one assembly.

Cross-references Anchor 2650 for the same application. See all 1.

$169.63Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $169.63
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Exhaust Muffler options

Walker Quiet-Flow SS Muffler Assembly

Walker Quiet-Flow SS muffler assembly Part Number 21759 is a direct-fit OE-style exhaust replacement for select Chevrolet Express and GMC Savana vans. It uses stainless steel construction and an offset inlet/outlet layout to match the listed applications while supporting long-term exhaust service.

Key Features

  • Stainless steel body for improved corrosion resistance
  • Oval muffler design with natural finish
  • Combination muffler type for OE-style exhaust replacement
  • 1 inlet and 1 outlet with 2.75 in. outside diameter
  • Offset inlet and offset outlet configuration
  • 2-bolt welded flange inlet and pipe connection outlet
  • Overall length: 33.5 in.; body length: 25 in.; body width: 9.5 in.; body height: 7.5 in.

Product Details

The Quiet-Flow SS line focuses on stainless-steel muffler assemblies built for direct replacement on domestic and foreign vehicles. This Walker 21759 muffler is shaped as an oval unit with regular grade construction and OE-style connection points, making it a practical choice for restoring exhaust function on Chevrolet Express 1500, Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 1500, GMC Savana 2500, and GMC Savana 3500 applications. This part cross-references Anchor 2650 for the same application.

What It Helps Address

  • Exhaust noise from a worn or damaged muffler
  • Rust-related failure in a steel muffler body
  • Fitment issues when replacing an OE-style offset muffler assembly
  • Exhaust leaks at the inlet or outlet connection points
  • Loss of proper exhaust routing on listed Express and Savana vans

Installation Notes

  • Fits 2009-2014 Chevrolet Express 1500, N/A
  • Fits 2010-2017 Chevrolet Express 2500, N/A
  • Fits 2010-2016 Chevrolet Express 3500, N/A
  • Fits 2009-2014 GMC Savana 1500, N/A
  • Fits 2010-2017 GMC Savana 2500, N/A
  • Fits 2010-2016 GMC Savana 3500, N/A
  • Confirm inlet and outlet orientation, flange style, and exhaust pipe diameter before installation
  • If replacing a welded assembly, replace all required related exhaust parts during service

Quality Assurance

Walker Quiet-Flow SS muffler assemblies are built with stainless-steel construction for longer service life than typical aluminized mufflers. Part Number 21759 is engineered as a direct-fit replacement for the listed Chevrolet and GMC van applications.

Related reading

This part fits 90 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersWheel BasePositionNotes
2020ChevroletExpress 35006.0LV8135.0"N/AQuiet-Flow SS
2020GMCSavana 35006.0LV8135.0"N/AQuiet-Flow SS
2019ChevroletExpress 35006.0LV8135.0"N/AQuiet-Flow SS
2019GMCSavana 35006.0LV8135.0"N/AQuiet-Flow SS
2018ChevroletExpress 35006.0LV8135.0"N/AQuiet-Flow SS
2018GMCSavana 35006.0LV8135.0"N/AQuiet-Flow SS
2017ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2017ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2017ChevroletExpress 35006.0LV8135.0"N/AQuiet-Flow SS
2017GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2017GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2017GMCSavana 35006.0LV8135.0"N/AQuiet-Flow SS
2016ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2016ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2016ChevroletExpress 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2016ChevroletExpress 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2016GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2016GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2016GMCSavana 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2016GMCSavana 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015ChevroletExpress 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015ChevroletExpress 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015GMCSavana 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015GMCSavana 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014ChevroletExpress 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014ChevroletExpress 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014ChevroletExpress 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014ChevroletExpress 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014GMCSavana 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014GMCSavana 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014GMCSavana 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014GMCSavana 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013ChevroletExpress 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013ChevroletExpress 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013ChevroletExpress 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013ChevroletExpress 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013GMCSavana 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013GMCSavana 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013GMCSavana 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013GMCSavana 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012ChevroletExpress 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012ChevroletExpress 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012ChevroletExpress 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012ChevroletExpress 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012GMCSavana 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012GMCSavana 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012GMCSavana 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012GMCSavana 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011ChevroletExpress 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011ChevroletExpress 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011ChevroletExpress 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011ChevroletExpress 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011GMCSavana 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011GMCSavana 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011GMCSavana 35004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2011GMCSavana 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010ChevroletExpress 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010ChevroletExpress 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010ChevroletExpress 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010ChevroletExpress 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010ChevroletExpress 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010GMCSavana 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010GMCSavana 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010GMCSavana 25004.8LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010GMCSavana 25006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2010GMCSavana 35006.0LV8135.0"N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2009ChevroletExpress 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2009ChevroletExpress 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2009GMCSavana 15004.3LV6—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2009GMCSavana 15005.3LV8—N/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 2650