Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Speed Perks
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Share
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product main large
Loading...
How Would You Like To Get This Item?

Store Pickup

Loading...Loading...Loading...

Same Day Home Delivery

Loading...Loading...Loading...

Home Delivery

Loading...Loading...Loading...
Loading...
Loading...

Product Information

Product Details
Part No. 17659
Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)
Featuring a two-chamber design for a deep, aggressive tone, a Thrush Welded muffler will transform your exhaust system. Thrush Welded mufflers have 100% welded aluminized-steel construction for durability and painted silver for a sleek finish.

Product Features:
  • AGGRESSIVE SOUND -- Two-chamber design for deep, aggressive tone
  • ENGINEERED TO LAST -- 100% welded aluminized-steel construction reduces corrosion
  • FLEXIBLE SOLUTION -- Customizable design offered in a variety of styles and sizes for universal fitment (may require specialized fabrication and/or welding)
  • SPECS -- Available in 4-in. x 9.5-in. oval body and a variety of overall lengths; 2.25-in., 2.5-in. and 3-in. inlet/outlet sizes; see product specifications for more information
  • SUPERIOR PERFORMANCE -- Chambered design with directional, non-reversible flow while flow director technology channels exhaust flow
Specifications
Body Diameter:
9.75 in

Body Height:
4.5 in

Body Length:
17 in

Body Material:
Steel

Body Width:
9.75 in

Finish:
Aluminized

Grade Type:
Regular

Inlet Inside Diameter:
1.75 in

Inlet Quantity:
1

Inlet Type:
2 Bolt Welded Flange

Muffler Material:
Steel

Muffler Shape:
Oval

Muffler Type:
Combination

Outlet 1 Outside Diameter:
2 in

Outlet Quantity:
1

Outlet Type:
Pipe Connection

Overall Length:
28 in

Shape:
Oval
Loading...
Loading...
Loading...
No results
Loading...
Feedback
TOP REPLACEMENT PARTS

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2025 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®