Walker Exhaust 21690 Exhaust Muffler Quiet-Flow SS



Walker Exhaust 21690 Exhaust Muffler Quiet-Flow SS OE Replacement; 15 Inch Length x 8.81 Inch Width x 4.25 Inch Height Oval Stainless Steel Case; Single 2.25 Inch Offset Inlet; Single 2.25 Inch Offset Outlet; 19 Inch Overall Length

100 Percent Stainless Steel muffler resists rust-out three times longer than competitors' premium aluminized mufflers.


  • Spun-Locked Heads Help Resist Ruptures Due To Backfires
  • Bridge Construction For Structural Strength And A Long Service Life
  • Durable Internal Partitions For Greater Interior Structural Stability And A Long Service Life
  • Strong, OE-Style Spot Welds Help Improve Structural Stability And Increase Durability
  • OE-Style Louvered Tube Technology Lowers The Engine Emissions Noise Level For A Premium, OE-Style Sound
  • OE-Style Domed Heads Help Reduce Radiated Noise
  • A Complete Internal Drainage System Helps Prevent Condensate Acids From Collecting Between Partitions Or At The Muffler Heads
  • Internal Tubes Are Mechanically Joined To The Partition To Allow Expansion And Contraction During Temperature Changes
  • Tubes Special Design Helps Eliminate The Breaking Of Spot Welds And Subsequent Part Distortion Or Loose Part Noise Problems
  • Limited Lifetime Warranty

  • Specifications:

    Shape: Oval
    Inlet Position: Offset
    Inlet Diameter (IN): 2-1/4 Inch
    Outlet Position: Center
    Outlet Diameter (IN): 2.1/4 Inch
    Case Diameter (IN): Not Applicable
    Case Length (IN): 13 To 15.99 Inch
    Overall Length (IN): 24 To 27.99 Inch
    Color/ Finish: Aluminized
    Material: Stainless Steel
    Wall Type: OEM
    Internal Construction: OEM
    Includes Tip: No
    Tip Length (IN): No Tip
    Tip Diameter (IN): No Tip
    Tip Finish: No Tip
    Tip Material: No Tip

    This product is designed to fit the following vehicles:

  • 2010 - 2017 Chevrolet Equinox
  • 2010 - 2017 GMC Terrain
  • From the manufacturer


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    Return policy
    You can return this item within 90 days from the day you receive your online order.

    There are two easy ways to return this item:
  • Return this item to a Walmart store
  • Return this item by mail
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