HomeExhaust > MufflersWalker 54559 Exhaust Muffler Assembly
Part #: 54559

Walker 54559 Exhaust Muffler Assembly

Quiet-Flow SS
9 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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
Fitment: Acura and Honda, RSX and Civic
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 54559

The Walker Quiet-Flow SS Exhaust Muffler Assembly 54559 is designed specifically for Acura and Honda vehicles, including the Civic and RSX 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 Acura Civic and Honda RSX models
  • Stainless steel muffler and body for corrosion resistance
  • Oval-shaped muffler with 9-inch body diameter and 15-inch body length
  • Inlet outside diameter of 1.75 inches with 2 bolt welded flange
  • Outlet pipe connection with 2-inch outside diameter
  • Offset inlet and outlet configuration for precise fitment
  • Overall length of 36.5 inches for proper exhaust system integration

Detailed Product Description

The Walker Quiet-Flow SS 54559 muffler assembly features a combination muffler type with an oval shape, measuring 9 inches in width, 7 inches in height, and 15 inches in body length. Constructed from stainless steel, both the muffler and body provide enhanced durability and resistance to rust and corrosion, essential for long-term performance in exhaust systems. The aluminized finish adds an additional layer of protection against environmental elements.

This muffler assembly includes a single inlet with a 1.75-inch outside diameter, utilizing a 2 bolt welded flange for secure attachment. The offset inlet and outlet configuration ensures compatibility with specific exhaust layouts found in Acura Civic and Honda RSX models. The outlet features a 2-inch outside diameter pipe connection, facilitating straightforward installation and integration with existing exhaust piping.

About the Quiet-Flow SS Product Line

The Quiet-Flow SS line by Walker is engineered to provide a balance of sound reduction and exhaust flow efficiency. This product line focuses on stainless steel construction to enhance durability and corrosion resistance, making it suitable for regular grade applications. The 54559 muffler assembly exemplifies these qualities, offering a reliable replacement part for Acura and Honda vehicles requiring a combination muffler with offset inlet and outlet configurations.

Common Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Acura Civic and Honda RSX
  • Reduction of exhaust noise and vibration
  • Improved exhaust flow for maintaining engine performance
  • Corrosion resistance to extend exhaust system life
  • Restoration of proper exhaust system fitment and alignment

Installation Notes and Tips

  • Ensure compatibility with specific Acura Civic and Honda RSX model years before installation
  • Use proper tools to secure the 2 bolt welded flange inlet connection
  • Check for exhaust leaks after installation to confirm proper sealing
  • Inspect surrounding exhaust components for wear or damage during replacement
  • Professional installation is recommended for optimal fit and performance

Quality Assurance and Warranty

Walker manufactures the Quiet-Flow SS 54559 muffler assembly with high-quality stainless steel materials and an aluminized finish to resist corrosion and wear. While specific warranty details are not provided here, Walker products typically meet industry standards for durability and performance. Buyers should consult product documentation or manufacturer resources for warranty information.

BrandWalker
Part Number54559
PositionQuiet-Flow SS
Body Diameter9
Body Height7
Body Length15
Body MaterialStainless Steel
Body Width9
Friction Material ThicknessAluminized
Grade TypeRegular
Inlet 1 Outside Diameter1.75
Inlet 1 Type2 Bolt Welded Flange
Inlet ConfigurationOffset
Inlet Outside Diameter1.75
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 Length36.5
ShapeOval

This part fits 9 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2006AcuraRSXBase2.0LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2005AcuraRSXBase2.0LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2005HondaCivic2.0LL4N/AExcept UK Built; Premium; Limited Lifetime Warranty; Quiet-Flow SS
2004AcuraRSXBase2.0LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2004HondaCivic2.0LL4N/AExcept UK Built; Premium; Limited Lifetime Warranty; Quiet-Flow SS
2003AcuraRSXBase2.0LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2003HondaCivic2.0LL4N/AExcept UK Built; Premium; Limited Lifetime Warranty; Quiet-Flow SS
2002AcuraRSXBase2.0LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2002HondaCivic2.0LL4N/AExcept UK Built; Premium; 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:

163-0437302

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