2008 to 2011 Ford Focus Lifetime Performance Air Filter Released
The 2008, 2009, 2010 and 2011 Ford Focus is more up to date than its predecessors with a revised
interior and exterior. The new package also includes an altered engine and
additional safety equipment.
K&N Engineering has released a stock replacement air
filter (33-2401) that is custom designed to increase power and acceleration in
the 2008 Ford Focus, while providing excellent filtration.
K&N's 33-2401 Replacement Air Filter for the 2008 to 2011 Ford Focus
The 33-2401 is a washable and reusable air filter that fits right into the factory air box of
the 2008, 2009, 2010 and 2011 Ford Focus with the 2.0 liter engine. There is never any cutting or
fitting required. Simply remove the stock filter and drop in the K&N air filter.
K&N has sold more than twenty million replacement air filters and designs the
world's best air filter by making good use of our experience and knowledge.
There is a great deal of engineering behind every K&N air filter.
We take filtration seriously at K&N. We test filters both in house at our state of the
art lab and at independent labs to make sure we provide a filter that will protect your engine for the life of your vehicle.
K&N's stock replacement air filters for street vehicles are covered by our
famous K&N Million-Mile Limited Warranty and will be the last air filter your
vehicle will ever need.
Find K&N products for your vehicle using the K&N application search then use the
dealer search to find a K&N dealer in your part of the world.