Walker
Quiet-Flow

Walker 21824 Exhaust Muffler

Brand Walker 21824
Outlet Outside Diameter 2.5
Universal Or Specific Fit Specific
Shape Oval
Grade Type Regular
Body Width 10.62
Inlet Quantity 1
Reversible No
Tunable No
Overall Length 30.25
Body Height 7.12
Body Length 19.5
Body Material Steel
Finish Painted
Inlet 1 Type 3 bolt welded flange
Inlet Configuration Body side
Inlet Type 3 bolt welded flange
Muffler Type Combination
Outlet 1 Outside Diameter 2.5
Outlet 1 Type Dual tips
Outlet 2 Outside Diameter 2.5
Outlet Configuration Dual
Outlet Quantity 2
Outlet Type Dual tips
Product line Quiet-Flow
Fits Mitsubishi · 7 vehicles

OE-style sound. Delivers a quieter exhaust note with a refined tone.

Steel construction. Painted finish helps resist everyday wear.

Combination muffler. Balances flow and sound for a practical replacement.

Cross-references 1571A230 and 1571B005 for the same application. See all 2.

$332.41Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $332.41
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Free returns within 60 days if it doesn't fit when fitment is verified.

Walker Quiet-Flow Muffler for Outlander

Walker Quiet-Flow Part Number 21824 is a specific-fit exhaust muffler for the 2007-2013 Mitsubishi Outlander. It is built with an oval steel body, dual tips, and a 3-bolt welded flange inlet to support OE-style exhaust replacement on the Mitsubishi Outlander platform.

Key Features

  • Specific-fit exhaust muffler for 2007-2013 Mitsubishi Outlander
  • Walker Quiet-Flow product line focused on OE-style sound and flow
  • Oval steel body with painted finish
  • Combination muffler design with dual outlet tips
  • 3-bolt welded flange inlet for direct application matching
  • Outlet outside diameter: 2.5 in.
  • Overall length: 30.25 in.; body length: 19.5 in.
  • Body width: 10.62 in.; body height: 7.12 in.

Detailed Description

Walker Quiet-Flow 21824 is an exhaust muffler engineered for the 2007-2013 Mitsubishi Outlander and built around a specific-fit layout for direct replacement use. The oval steel construction, painted finish, and dual-tip outlet configuration support a factory-style exhaust appearance while maintaining the flow characteristics associated with the Quiet-Flow line. This part number, 21824, is also referenced for applications that call for OE-style sound control and a 2.5-inch dual outlet setup.

The Quiet-Flow product line is Walker’s OE-oriented muffler family for popular domestic and foreign vehicles. For buyers searching for a 2007 Mitsubishi Outlander muffler replacement, a 2010 Mitsubishi Outlander exhaust muffler, or a 2013 Mitsubishi Outlander Quiet-Flow muffler, Part Number 21824 matches the listed vehicle coverage and configuration.

This part cross-references Monroe Shocks & Struts (e.g., 1571A230, 1571B005) for the same application.

Common Problems It Can Address

  • Exhaust noise increase from a worn or damaged muffler
  • Rust or corrosion on the muffler body
  • Loss of factory-style exhaust tone
  • Restricted exhaust flow caused by internal muffler deterioration
  • Fitment issues when replacing a damaged OE-style muffler on a Mitsubishi Outlander

Installation Notes and Tips

Verify the inlet and outlet configuration before installation: this muffler uses a 3-bolt welded flange inlet, a body-side inlet configuration, and dual 2.5-inch outlets with dual tips. Confirm clearance for the oval body dimensions and overall length on the vehicle before final mounting. Match the application to the listed 2007-2013 Mitsubishi Outlander fitment and compare the existing exhaust layout to Part Number 21824 before installation.

Quality Assurance

Walker backs Quiet-Flow mufflers with a limited lifetime warranty and a 90-day Safe and Sound guarantee.

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2013MitsubishiOutlander3.0LV6N/APremium; Limited Lifetime Warranty; Quiet-Flow
2012MitsubishiOutlander3.0LV6N/APremium; Limited Lifetime Warranty; Quiet-Flow
2011MitsubishiOutlander3.0LV6N/APremium; Limited Lifetime Warranty; Quiet-Flow
2010MitsubishiOutlander3.0LV6N/APremium; Limited Lifetime Warranty; Quiet-Flow
2009MitsubishiOutlander3.0LV6N/APremium; Limited Lifetime Warranty; Quiet-Flow
2008MitsubishiOutlander3.0LV6N/APremium; Limited Lifetime Warranty; Quiet-Flow
2007MitsubishiOutlander3.0LV6N/APremium; Limited Lifetime Warranty; Quiet-Flow
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1571A2301571B005