HomeExhaust > MufflersWalker 53373 Exhaust Muffler Assembly - Rear
Part #: 53373

Walker 53373 Exhaust Muffler Assembly - Rear

Quiet-Flow SS, Rear
⚙️ 6 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$140.83Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Quiet-Flow SS, Rear
🚗Fitment: Toyota, Highlander
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Quiet-Flow SS Exhaust Muffler Assembly

The Walker Quiet-Flow SS Exhaust Muffler Assembly, part number 53373, is designed specifically for Toyota Highlander models. This muffler assembly offers a durable stainless steel construction with an aluminized finish, engineered to provide reliable exhaust flow and noise reduction.

  • Compatible with Toyota Highlander vehicles
  • Stainless steel muffler and body for corrosion resistance
  • Oval-shaped muffler with 11-inch body diameter and 16-inch body length
  • 2-inch inlet and outlet diameters with offset 2 bolt welded flange inlet
  • Aluminized finish for added durability
  • Overall length of 26.5 inches for precise fitment

Detailed Product Description

The Walker Quiet-Flow SS 53373 exhaust muffler assembly features a combination muffler type with an oval shape, measuring 11 inches in diameter and 16 inches in body length. Constructed from stainless steel, both the muffler and body materials provide enhanced resistance to rust and corrosion, extending the service life of the component. The aluminized finish adds an extra layer of protection against environmental elements. The inlet and outlet both have a 2-inch outside diameter, with the inlet utilizing a 2 bolt welded flange and the outlet designed for pipe connection. The offset inlet and outlet configuration ensures proper alignment and fitment within the exhaust system of the Toyota Highlander. The overall length of 26.5 inches and body height of 5.5 inches make this muffler assembly a precise replacement part.

About the Quiet-Flow SS Product Line

The Quiet-Flow SS line by Walker is engineered to provide a balance of sound reduction and durability. This product line focuses on stainless steel construction to resist corrosion and maintain performance over time. The 53373 muffler assembly is part of this line, offering a combination muffler design that supports effective exhaust flow while minimizing noise, tailored for specific vehicle applications like the Toyota Highlander.

Common Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Toyota Highlander models
  • Reduces exhaust noise and vibration for a quieter ride
  • Prevents exhaust leaks caused by rust or corrosion
  • Restores proper exhaust flow to maintain engine performance
  • Addresses fitment issues with offset inlet and outlet configurations

Installation Notes and Tips

  • Ensure compatibility with Toyota Highlander before installation
  • Use proper tools to remove the existing muffler and flange bolts
  • Check for exhaust system alignment due to offset inlet and outlet
  • Apply anti-seize compound on bolts to facilitate future removal
  • Verify all connections are secure to prevent leaks

Quality Assurance and Warranty

Walker exhaust components, including the Quiet-Flow SS 53373 muffler assembly, are manufactured to meet industry standards for durability and performance. The stainless steel construction and aluminized finish contribute to long-lasting corrosion resistance. Warranty coverage details should be confirmed with the manufacturer or authorized distributor.

BrandWalker
Part Number53373
PositionQuiet-Flow SS, Rear
Body Diameter11
Body Height5.5
Body Length16
Body MaterialStainless Steel
Body Width11
Friction Material ThicknessAluminized
Grade TypeRegular
Inlet 1 Outside Diameter2
Inlet 1 Type2 Bolt Welded Flange
Inlet ConfigurationOffset
Inlet Outside Diameter2
Inlet Type2 Bolt Welded Flange
Muffler MaterialStainless Steel
Muffler ShapeOval
Muffler TypeCombination
Outlet 1 Outside Diameter2
Outlet 1 TypePipe Connection
Outlet ConfigurationOffset
Outlet TypePipe Connection
Overall Length26.5
ShapeOval

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003ToyotaHighlander3.0LV6RearPremium; Limited Lifetime Warranty; Quiet-Flow SS
2003ToyotaHighlander2.4LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2002ToyotaHighlander3.0LV6RearPremium; Limited Lifetime Warranty; Quiet-Flow SS
2002ToyotaHighlander2.4LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2001ToyotaHighlander3.0LV6RearPremium; Limited Lifetime Warranty; Quiet-Flow SS
2001ToyotaHighlander2.4LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

228-777228-8137030

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.