K&N X-Stream Top Assembly 7.313in Flange ID / 11in x 4.5in Custom Assembly Intake Manifolds NRG Short Hub Adapter 2015+

NRG Short Hub Adapter 2015+ Subaru Forester / 2015 Subaru WRX / 2010+ Legacy

producing a smooth sound

allowing you to use them with a wide variety of flowing media

Supertech Single Valve Spring 30 / 21

F and provides an increase of up to 27 HP and 23 Ft

K&N X-Stream Top Assembly 7.313in Flange ID / 11in x 4.5in Custom Assembly Intake Manifolds NRG Short Hub Adapter 2015+Not only does the K&N XStream add filter area, it actually redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. Cleanable and reusable, the XStream Air Flow Top filter delivers the best protection available for your engine.