The Borla rear muffler for the 2005-2010 Scion tC replaces the restrictive factory rear exhaust with a patented straight-through, multi-core design that increases flow and delivers the distinctive Borla Sound of Power. It is built from premium T-304 austenitic stainless steel and bolts on in place of the stock unit. Like all Borla street exhaust, it is handmade in the USA and backed by the Borla Million-Mile Warranty. Because it installs behind the catalytic converter, this muffler is 50-state emissions legal.
Specifications:
- System type: rear muffler
- Material: T-304 austenitic stainless steel
- Construction: patented straight-through, multi-core design
- Emissions: 50-state emissions legal
- Warranty: Borla Million-Mile Warranty
- Made in the USA
- Part number: 11743
Vehicle Applications:
- 2005 Scion tC
- 2006 Scion tC
- 2007 Scion tC
- 2008 Scion tC
- 2009 Scion tC
- 2010 Scion tC
FAQ
Does this Borla muffler fit my Scion tC?
It is designed as a direct bolt-on fit for 2005 through 2010 Scion tC models, including Base and Spec trims.
Is this Borla muffler 50-state emissions legal?
Yes. It mounts behind the catalytic converter and does not change the factory emissions equipment, so it is 50-state emissions legal.
What is the Borla muffler made from?
It is constructed from T-304 austenitic stainless steel, which resists corrosion and heat better than 409 or aluminized steel.
Is the Borla muffler covered by a warranty?
Yes. It is handmade in the USA and backed by the Borla Million-Mile Warranty.

