F-450 Super Duty Downpipe.
We track 6 F-450 Super Duty downpipes from 1 brand, $324.99 to $399.99 as recorded 2026-09-11, each at its lowest price across the retailers we compare. None of them publishes a horsepower figure yet.
The exhaust section bolted right to the turbos, the most restrictive part of the factory system. It frees the turbos to breathe and adds turbo sound.
6 parts
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2008-2010
MBRP 4-Inch, Armor Plus Downpipe, FS9455 | 2008-2010 Ford F-250/F-350/F-450
$334.99
2011-2014
MBRP 4-Inch, Armor Plus Downpipe, FS9459 | 2011-2014 Ford F-250/F-350/F-450 | 2015-2015 Ford F-250/F-350/F-450
$399.99
2015-2016
MBRP 4-Inch, Armor Plus Downpipe, FS9460 | 2015-2016 Ford F-250/F-350/F-450
$389.99
2008-2010
MBRP 4-Inch, Armor Plus Downpipe, FS9CA455 | 2008-2010 Ford F-250/F-350/F-450
$324.99
2011-2014
MBRP 4-Inch, Armor Plus Downpipe, FS9CA459 | 2011-2014 Ford F-250/F-350/F-450 | 2015-2015 Ford F-250/F-350/F-450
$384.99
2015-2016
MBRP 4-Inch, Armor Plus Downpipe, FS9CA460 | 2015-2016 Ford F-250/F-350/F-450
$379.99
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Gains shown are manufacturer claims, labeled community estimates, or independent tests, as tagged on each part. See the full catalog to filter by engine, drivetrain, and more.