2021 Subaru Legacy Exhaust Upgrade Parts
11 parts listed for your 2021 Subaru Legacy for a complete exhaust upgrade. Choose your trim on product pages to confirm exact fit. A moderate DIY project - estimated 2-5 hours.
Mufflers
(11)primary
Fel-Pro
Part # 61106
Fel-Pro 15-21 Subaru WRX/13-21 WRX STI/13-20 BRZ Exhaust Pipe Flange Gasket
$12.51
Fel-Pro
Part # 61837
Fel-Pro 15-21 Subaru WRX/13-21 WRX STI/13-20 BRZ/1720 Toyota 86 Exhaust Pipe Flange Gasket
$11.93
Fel-Pro
Part # 60992
Fel-Pro 15-21 Subaru WRX/13-21 WRX STI/17-20 Toyota 86 Exhaust Pipe Flange Gasket
$10.03
Fel-Pro
Part # 61667
Fel-Pro Subaru Outback 61667 Exhaust Pipe Flange Gasket
$18.85
Fel-Pro
Part # 61869
Fel-Pro Subaru Outback 61869 Exhaust Pipe Flange Gasket
$21.34
Magnaflow
Part # 23-184
Magnaflow 14-17 Subaru Crosstrek 2.0L Direct Fit Converter
$1537.00
Magnaflow
Part # 280670
Magnaflow 19-22 Subaru Ascent 2.4L OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
$425.00
Magnaflow
Part # 290110
Magnaflow 19-22 Subaru Ascent 2.4L OEM Grade Federal / EPA Compliant Manifold Catalytic Converter
$708.00
Exhaust Upgrade for Other Subaru Legacy Years
Other Jobs for Your 2021 Subaru Legacy
Frequently Asked Questions
What parts do I need for a exhaust upgrade on my 2021 Subaru Legacy?
A complete exhaust upgrade on the 2021 Subaru Legacy typically requires mufflers. This page groups parts commonly associated with that year, make, and model; confirm your trim on product pages for exact fit.
How long does a exhaust upgrade take on a 2021 Subaru Legacy?
A exhaust upgrade typically takes 2-5 hours and is rated as moderate difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a exhaust upgrade myself?
A exhaust upgrade is a moderate DIY project. If you have some mechanical experience and the right tools, you can handle it. Otherwise, consider having a professional do the work.
Are these parts guaranteed to fit my 2021 Subaru Legacy?
These parts are listed for the 2021 Subaru Legacy using manufacturer fitment data. Some products fit every trim, while others require trim confirmation. Use your trim in My Garage or the product page fitment checker to confirm exact fit.
What brands make exhaust upgrade parts for the 2021 Subaru Legacy?
We carry exhaust upgrade parts from trusted brands including Fel-Pro and Magnaflow. Filter by brand to find your preferred manufacturer.
How much does a exhaust upgrade cost for a 2021 Subaru Legacy?
The cost of a exhaust upgrade for the 2021 Subaru Legacy depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.