K&N Drop In Air Filter Subaru WRX 2008-2021 / STI 2008-2018 / Legacy GT 2005-2012 | 33-2304 STI_2015-2021 and backed by a No-Hassle

and backed by a No-Hassle Lifetime Limited Warranty

allows finer dampening adjustments

Made in the USA

Any high performance swaybar kit deserves an upgraded end link assembly that can safely handle added rigidity both on and off the track

K&N Drop In Air Filter Subaru WRX 2008-2021 / STI 2008-2018 / Legacy GT 2005-2012 | 33-2304 STI_2015-2021 and backed by a No-HassleProduct Fitment: Subaru WRX 2008 2021 Subaru STI 2008 2018 Legacy GT 2005 2012 Upgrade your vehicle's performance with the K&N High Flow Air Filter, engineered for increased horsepower, acceleration, and superior engine protection. This drop in replacement for your factory air filter is designed with four layers of oiled cotton media that significantly improve airflow while effectively trapping harmful contaminants. Pre oiled and ready to install,