HomeExhaust > MufflersWalker 56251 Exhaust Muffler Assembly
Part #: 56251

Walker 56251 Exhaust Muffler Assembly

Quiet-Flow SS
20 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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OE Direct Replacement — Bolt-on fit, no modifications needed
Quiet-Flow SS
Fitment: Toyota, Tundra
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 56251 is designed specifically for Toyota Tundra models, providing reliable exhaust flow and noise reduction. Constructed with durable stainless steel and an aluminized finish, this muffler assembly offers long-lasting performance and corrosion resistance.

  • Compatible with Toyota Tundra vehicles
  • Part number 56251 for precise identification
  • Durable stainless steel muffler and body material
  • Oval-shaped muffler with 9-inch body diameter and 28-inch body length
  • Offset inlet and outlet configuration with 2 bolt welded flange inlets
  • Reflection-type muffler design for effective sound attenuation
  • Aluminized finish for enhanced corrosion protection
  • Overall length of 67.75 inches for proper fitment

Detailed Product Description and Specifications

This Walker Quiet-Flow SS muffler assembly features a robust stainless steel construction, including both the muffler material and body, ensuring resistance to rust and heat damage. The aluminized finish further protects the muffler from environmental elements. The oval-shaped muffler measures 9 inches in diameter, 7 inches in height, and 28 inches in length, providing an optimal balance between size and performance. It includes two offset inlets with 2 bolt welded flanges and a single offset outlet with a pipe connection, designed to fit the exhaust system of Toyota Tundra trucks precisely. The reflection muffler type helps reduce exhaust noise by reflecting sound waves internally, contributing to quieter operation.

About the Walker Quiet-Flow SS Product Line

The Quiet-Flow SS line by Walker focuses on stainless steel muffler assemblies engineered for durability and noise reduction. This product line combines corrosion-resistant materials with advanced muffler designs like the reflection type to meet the demands of modern vehicles. The 56251 muffler assembly exemplifies these qualities, offering a reliable replacement part for Toyota Tundra owners seeking OEM-quality exhaust components.

Common Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Toyota Tundra models
  • Reduction of excessive exhaust noise and vibration
  • Improvement of exhaust flow efficiency
  • Prevention of rust and corrosion in exhaust system components
  • Restoration of proper exhaust system fitment and alignment

Installation Notes and Tips

Installation of the Walker Quiet-Flow SS 56251 muffler assembly requires basic mechanical skills and appropriate tools. The 2 bolt welded flange inlets simplify attachment to existing exhaust pipes. Ensure all connections are securely tightened to prevent leaks. It is recommended to inspect surrounding exhaust components for wear during installation and replace any damaged parts to maintain system integrity.

Quality Assurance and Warranty Information

Walker manufactures the Quiet-Flow SS muffler assemblies to meet industry standards for durability and performance. The stainless steel construction and aluminized finish contribute to extended service life. While specific warranty details for part number 56251 should be confirmed with the manufacturer or distributor, Walker products typically come with a limited warranty covering defects in materials and workmanship.

BrandWalker
Part Number56251
PositionQuiet-Flow SS
Body Diameter9
Body Height7
Body Length28
Body MaterialStainless Steel
Body Width9
Friction Material ThicknessAluminized
Grade TypeRegular
Inlet 1 Type2 Bolt Welded Flange
Inlet 2 Type2 Bolt Welded Flange
Inlet ConfigurationOffset
Inlet Type2 Bolt Welded Flange
Muffler MaterialStainless Steel
Muffler ShapeOval
Muffler TypeReflection
Outlet 1 Inside Diameter2.625
Outlet 1 Outside Diameter2.75
Outlet 1 TypePipe Connection
Outlet ConfigurationOffset
Outlet TypePipe Connection
Overall Length67.75
ShapeOval

This part fits 20 vehicles. Search below:

YearMakeModelLitersCylindersWheel BasePositionNotes
2021ToyotaTundra5.7LV8145.7"N/AQuiet-Flow SS
2020ToyotaTundra5.7LV8145.7"N/AQuiet-Flow SS
2019ToyotaTundra5.7LV8145.7"N/AQuiet-Flow SS
2018ToyotaTundra5.7LV8145.7"N/AQuiet-Flow SS
2017ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2017ToyotaTundra5.7LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2016ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2016ToyotaTundra5.7LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2015ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2015ToyotaTundra5.7LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2014ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2014ToyotaTundra5.7LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2013ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2013ToyotaTundra5.7LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2012ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2012ToyotaTundra5.7LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2011ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2011ToyotaTundra5.7LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2010ToyotaTundra4.6LV8145.7"N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2010ToyotaTundra5.7LV8145.7"N/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:

21034240082526286-405

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