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WALKER - Exhaust Muffler - 21746

WALKER
WAL21746
In stock
Muffler
$187.20 $177.99
Product Description The WALKER 21746 Quiet-Flow® SS Exhaust Muffler is a direct-fit, stainless-steel premium replacement engineered...
$177.99

WALKER - Exhaust Muffler - 21746

Product Description

The WALKER 21746 Quiet-Flow® SS Exhaust Muffler is a direct-fit, stainless-steel premium replacement engineered for Subaru Forester and Impreza 2.5L models. As the only muffler line in the broad aftermarket with 100% stainless-steel construction, this unit provides superior corrosion resistance and long-lasting durability—far exceeding aluminized alternatives.

It features OE-style domed heads, louvered tubes, and precision internal components designed to restore factory exhaust tone and performance. Installation is straightforward with OE-style welded flange, hangers, and pipe routing, ensuring a perfect fit without welding.


Key Features

  • 100% Stainless-Steel Construction for maximum corrosion protection

  • Direct-Fit Design with OE-style hangers and brackets

  • Premium Acoustic Tuning through louvered tubes & OE-style domed heads

  • Mechanically Joined Tubes for durability and thermal stability

  • Internal Drainage System reduces moisture buildup

  • Validated for Flow & Sound to match OE performance

  • Backed by Walker’s Limited Lifetime Warranty & 90-Day Safe and Sound® Guarantee


Technical Specifications

Specification Detail
Shape Oval
Finish Natural
Body Material Stainless Steel
Inlet Type 2 Bolt Welded Flange
Outlet Type Tip
Body Height 7.000 in
Body Length 13.000 in
Body Width 9.000 in
Inlet Inside Diameter — (flanged)
Outlet Outside Diameter 2.750 in
Hanger Included Yes
Inlet Location Offset
Inlet Quantity 1
Outlet Quantity 1
Reversible No
Tunable No
Overall Length 22.750 in
Inlet Offset 1.625 in
Universal or Specific Fit Specific
Grade Type Premium

Vehicle Compatibility

Subaru

Forester

  • 2009–2013 – 2.5L H4 2458cc – Left

  • 2011–2013 – 2.5L H4 2498cc (152cid) – Left

Impreza

  • 2008–2011 – 2.5L H4 2458cc – Left


Installation & Warranty Notes

  • Direct bolt-on installation using OE-style hanger positions

  • No welding or fabrication required

  • Designed for proper backpressure and factory sound characteristics

  • Covered by Walker Limited Lifetime Warranty + 90-Day Guarantee

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Shipping

Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.

Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.

Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.

Returns

Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.

Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.

Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.

Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).

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