HomeExhaust > MufflersWalker 21593 Exhaust Muffler
Part #: 21593

Walker 21593 Exhaust Muffler

Quiet-Flow SS
⚙️ 27 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Quiet-Flow SS
🚗Fitment: Ford, F-250 Super Duty and F-350 Super Duty
🔄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 21593

The Walker Quiet-Flow SS Exhaust Muffler 21593 is designed specifically for Ford F-250 Super Duty and F-350 Super Duty trucks. Engineered with durable stainless steel and an aluminized finish, this muffler offers reliable performance and corrosion resistance tailored to your vehicle's exhaust system.

  • Specific fit for Ford F-250 Super Duty and F-350 Super Duty models
  • Oval-shaped muffler body measuring 21 inches in length and 9 inches in width
  • Stainless steel construction with aluminized finish for enhanced durability
  • 3-inch inlet and outlet pipe connections with offset configuration
  • Combination muffler type designed for balanced sound and exhaust flow

Detailed Product Description

The Walker Quiet-Flow SS 21593 exhaust muffler features a robust stainless steel body with an aluminized finish that helps resist rust and corrosion over time. Its oval shape and dimensions—21 inches in body length, 9 inches in width, and 7 inches in height—are optimized for specific fitment on Ford F-250 Super Duty and F-350 Super Duty trucks. The muffler includes a single 3-inch inlet and outlet, both with pipe connection types and offset configurations, ensuring proper alignment within the exhaust system. This combination muffler type is engineered to provide a balance between noise reduction and exhaust flow efficiency, maintaining your vehicle’s performance while controlling sound levels.

About the Quiet-Flow SS Product Line

The Quiet-Flow SS line by Walker focuses on stainless steel mufflers designed for durability and quiet operation. This product line emphasizes corrosion resistance and long service life, making it suitable for heavy-duty trucks like the Ford F-250 Super Duty and F-350 Super Duty. The 21593 muffler benefits from this design philosophy, offering a reliable exhaust solution that meets the demands of specific vehicle applications.

Common Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Ford F-250 Super Duty and F-350 Super Duty trucks
  • Reduction of excessive exhaust noise caused by rusted or failing mufflers
  • Improvement of exhaust flow to maintain engine performance
  • Prevention of exhaust leaks due to deteriorated muffler components
  • Enhancement of corrosion resistance in harsh driving environments

Installation Notes and Tips

This muffler is designed for specific fitment and requires proper alignment of the 3-inch inlet and outlet pipe connections with offset configurations. Ensure the existing exhaust system matches the inlet and outlet dimensions and offset measurements before installation. Professional installation is recommended to maintain exhaust system integrity and performance.

Quality Assurance and Warranty

Walker’s Quiet-Flow SS mufflers are manufactured to meet industry standards for durability and performance. The stainless steel construction and aluminized finish provide extended service life. Please refer to Walker’s official warranty documentation for specific coverage details related to the 21593 muffler.

BrandWalker
Part Number21593
PositionQuiet-Flow SS
Universal Or Specific FitSpecific
ShapeOval
Grade TypeRegular
Inlet Inside Diameter3
Body Width9
Inlet Quantity1
Outlet Inside Diameter3
Outlet Quantity1
ReversibleNo
TunableNo
Overall Length26
Body Height7
Body Length21
Body MaterialStainless steel
FinishAluminized
Inlet 1 Inside Diameter3
Inlet 1 TypePipe connection
Inlet ConfigurationOffset
Inlet Offset2.625
Inlet TypePipe connection
Muffler TypeCombination
Outlet 1 Inside Diameter3
Outlet 1 TypePipe connection
Outlet ConfigurationOffset
Outlet TypePipe connection

This part fits 27 vehicles. Search below:

YearMakeModelLitersCylindersWheel BasePositionNotes
2007FordF-250 Super Duty6.0LV8141.8"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-250 Super Duty6.0LV8156.2"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-250 Super Duty6.0LV8172.4"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-250 Super Duty6.0LV8158.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-350 Super Duty6.0LV8162.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-350 Super Duty6.0LV8176.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-350 Super Duty6.0LV8158.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-350 Super Duty6.0LV8156.2"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-350 Super Duty6.0LV8165.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2007FordF-350 Super Duty6.0LV8141.8"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2006FordF-250 Super Duty6.0LV8141.8"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2006FordF-250 Super Duty6.0LV8156.2"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2006FordF-250 Super Duty6.0LV8172.4"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2006FordF-250 Super Duty6.0LV8158.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2006FordF-350 Super Duty6.0LV8158.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2006FordF-350 Super Duty6.0LV8172.4"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2006FordF-350 Super Duty6.0LV8141.8"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-250 Super Duty6.0LV8141.8"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-250 Super Duty6.0LV8156.2"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-250 Super Duty6.0LV8172.4"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-250 Super Duty6.0LV8158.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-350 Super Duty6.0LV8162.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-350 Super Duty6.0LV8176.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-350 Super Duty6.0LV8158.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-350 Super Duty6.0LV8156.2"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-350 Super Duty6.0LV8165.0"N/APremium; with Wide Frame; Limited Lifetime Warranty; If welded assembly, replace all required parts; Quiet-Flow SS
2005FordF-350 Super Duty6.0LV8141.8"N/APremium; with Wide Frame; 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:

2506

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