Walker
Quiet-Flow SS

Walker 56270 Exhaust Muffler Assembly

Brand Walker 56270
Finish Natural
Body Diameter 11
Inlet Type Pipe connection
Outlet Type Pipe connection
Inlet Inside Diameter 2
Body Height 5.5
Body Length 22
Muffler Material Stainless steel
Muffler Shape Oval
Overall Length 65.375
Body Material Stainless steel
Body Width 11
Grade Type Regular
Inlet 1 Inside Diameter 2
Inlet 1 Type Pipe connection
Inlet Configuration Offset
Inlet Quantity 1
Muffler Type Reflection
Outlet 1 Outside Diameter 2.25
Outlet 1 Type Pipe connection
Outlet Configuration Offset
Outlet Quantity 1
Shape Oval
Product line Quiet-Flow SS
Fits Nissan and Suzuki · 18 vehicles

Direct OE-style replacement. Fits like the original muffler assembly with no modifications needed.

Stainless steel construction. Helps resist corrosion for longer service life than aluminized mufflers.

Reflection muffler design. Delivers quieter exhaust flow in a compact oval shape.

Cross-references 44909 for the same application. See all 1.

$217.59Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $217.59
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Walker Quiet-Flow SS Muffler Assembly

Walker Quiet-Flow SS 56270 is a direct-fit exhaust muffler assembly built with stainless-steel construction for longer service life than typical aluminized mufflers. It is made for OE-style replacement on select Nissan Frontier and Suzuki Equator applications, with pipe connection inlet and outlet design for a factory-style exhaust repair.

Key Features

  • Stainless-steel muffler body and stainless-steel muffler material
  • Direct-fit OE-style muffler assembly for select Frontier and Equator applications
  • Oval reflection-style muffler design
  • Offset inlet and offset outlet configuration
  • 2-inch inlet inside diameter and 2.25-inch outlet outside diameter
  • Natural finish
  • Walker Quiet-Flow SS product line for broad-market stainless-steel exhaust replacement

Product Details

This Walker Quiet-Flow SS muffler assembly, part number 56270, is engineered as a replacement exhaust muffler assembly for 2005-2018 Nissan Frontier and 2009-2012 Suzuki Equator models. The oval stainless-steel body measures 11 inches in diameter, 5.5 inches in height, and 22 inches in body length, with an overall length of 65.375 inches. Its reflection muffler design and offset pipe connections support a factory-style exhaust layout while maintaining a direct-fit replacement format. This part cross-references Monroe Shocks & Struts (e.g., 44909) for the same application.

What It Helps Address

  • Rust-related muffler replacement on stainless-steel exhaust applications
  • Exhaust noise caused by a worn or damaged muffler assembly
  • Factory exhaust fitment issues when replacing an OE-style muffler
  • Corrosion concerns in vehicles that need a longer-life stainless-steel repair
  • Exhaust system restoration on Nissan Frontier and Suzuki Equator models

Installation Notes and Tips

Verify inlet and outlet diameters, offset configuration, and overall length before installation. This muffler uses pipe connection inlet and outlet ends, so proper alignment with the existing exhaust piping is important for a secure fit. Confirm vehicle application by year, make, and model before ordering. Fits 2005-2018 Nissan Frontier, N/A. Fits 2009-2012 Suzuki Equator, N/A.

Quality Assurance

Walker Quiet-Flow SS 56270 uses stainless-steel construction and OE-style direct-fit design to support a durable exhaust replacement. The listed fitment includes premium application notes and Limited Lifetime Warranty coverage for the specified vehicles.

This part fits 18 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2018NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2017NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2016NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2015NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2014NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2013NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2012NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2012SuzukiEquator2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2011NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2011SuzukiEquator2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2010NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2010SuzukiEquator2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2009NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2009SuzukiEquator2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2008NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2007NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2006NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
2005NissanFrontier2.5LL4Premium; Limited Lifetime Warranty; Quiet-Flow SS
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
44909