Quiet the exhaust note and bolt exhaust flow back to factory spec with the Walker Quiet-Flow SS Exhaust Muffler Assembly 54820. It drops in as a direct-fit, bolt-on replacement for the 2006 Saab 9-2X and the 2006-2007 Subaru Impreza (see the Buyer's Guide tab for engine-level fitment), with a 2" outlet (OD) that matches the factory connection so no specialized fabrication or welding is required.
Acoustic and flow tested, and backed by Walker's limited lifetime warranty and 90-Day Safe and Sound Guarantee.
Interchange: 44300FE361
This part cross-references / interchanges with the following part numbers:
What vehicles does the Walker 54820 muffler fit?
It's a direct-fit replacement for the 2006 Saab 9-2X and the 2006-2007 Subaru Impreza. Check the Buyer's Guide tab to confirm engine-level fitment for your vehicle.
What is the outlet size on this muffler?
The 54820 has a 2" outlet (OD), matching the factory connection so it bolts on without specialized fabrication or welding.
What is the muffler made of?
It features 100% stainless-steel construction with an internal drainage system that reduces moisture collection, designed to last longer than typical aluminized mufflers.
Will it sound like the factory muffler?
It uses OE-style louvered tubes and domed heads that help lower and reduce radiated noise for factory-style sound quality compared to straight perforated tubes.
Does it come with a warranty?
Yes. It's backed by Walker's limited lifetime warranty and the 90-Day Safe and Sound Guarantee; visit Walkerexhaust.com for details.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
