HomeExhaust > MufflersWalker 54918 Exhaust Muffler Assembly
Part #: 54918

Walker 54918 Exhaust Muffler Assembly

Quiet-Flow SS
5 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Quiet-Flow SS
Fitment: Chevrolet, Sonic
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 54918 is designed specifically for Chevrolet Sonic models, providing reliable exhaust flow and noise reduction. Crafted from durable stainless steel, this muffler offers a natural finish and an oval shape to fit seamlessly within your vehicle's exhaust system.

  • Natural stainless steel finish for corrosion resistance
  • Oval muffler body measuring 9.25 inches in diameter and 23 inches in length
  • Single offset inlet and outlet with 2-inch pipe connections
  • Reflection-type muffler design for effective sound attenuation
  • Overall length of 40.75 inches for precise fitment

Detailed Product Features and Specifications

This Walker Quiet-Flow SS muffler assembly features a 9.25-inch body diameter and an oval shape that measures 9.25 inches wide and 4.75 inches high. The muffler body and shell are constructed from stainless steel, ensuring durability and resistance to rust and corrosion. The inlet and outlet are both pipe connections with a 2-inch inside diameter, configured in an offset arrangement to match the exhaust routing of the Chevrolet Sonic. The reflection muffler type is engineered to reduce exhaust noise by reflecting sound waves within the muffler chamber, contributing to quieter operation without compromising exhaust flow.

About the Walker Quiet-Flow SS Product Line

The Quiet-Flow SS line by Walker focuses on stainless steel exhaust components designed for longevity and consistent performance. This product line emphasizes corrosion resistance and sound control, making it suitable for vehicles like the Chevrolet Sonic that require durable and effective muffler assemblies. The 54918 part number represents a regular grade muffler within this line, balancing quality materials with practical design.

Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Chevrolet Sonic models
  • Reduces excessive exhaust noise caused by muffler failure
  • Prevents exhaust leaks that can affect engine performance
  • Helps maintain proper exhaust flow for fuel efficiency
  • Protects against rust and corrosion in the exhaust system

Installation Notes and Tips

Installation of the Walker Quiet-Flow SS 54918 muffler requires compatibility with the Chevrolet Sonic exhaust system, specifically matching the 2-inch inlet and outlet pipe connections. Ensure the offset inlet and outlet align with existing exhaust piping for a secure fit. Professional installation is recommended to verify proper sealing and to avoid exhaust leaks.

Quality Assurance and Warranty

Walker manufactures the Quiet-Flow SS muffler assemblies with stainless steel materials to provide durability and resistance to corrosion. While specific warranty details are not provided, Walker products typically meet industry standards for quality and reliability, supporting long-term use in Chevrolet Sonic vehicles.

BrandWalker
Part Number54918
PositionQuiet-Flow SS
FinishNatural
Body Diameter9.25
Inlet TypePipe connection
Outlet TypeTip
Inlet Inside Diameter2
Body Height4.75
Body Length23
Muffler MaterialStainless steel
Muffler ShapeOval
Overall Length40.75
Body MaterialStainless steel
Body Width9.25
Grade TypeRegular
Inlet 1 Inside Diameter2
Inlet 1 TypePipe connection
Inlet ConfigurationOffset
Inlet Quantity1
Muffler TypeReflection
Outlet 1 Outside Diameter2
Outlet 1 TypeTip
Outlet ConfigurationOffset
Outlet Quantity1
ShapeOval

This part fits 5 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersFuel TypePositionNotes
2016ChevroletSonicSedan1.8LL4FLEXN/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2015ChevroletSonicSedan1.8LL4FLEXN/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2014ChevroletSonicSedan1.8LL4FLEXN/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2013ChevroletSonicSedan1.8LL4FLEXN/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2012ChevroletSonicSedan1.8LL4FLEXN/APremium; Limited Lifetime Warranty; If welded assembly, replace all required parts; 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:

94800915

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