Add horsepower and torque without replacing the entire air box assembly.
The PERRIN Performance dual stage drop in panel filter provides maximum power gains while removing harmful particulates from the air charge.

This is a direct replacement for the factory panel air filter. Comes pre oiled and ready for installation.

Fits: WRX, STi, Forester XT and Baja! :)

http://www.perrinperformance.com/assets/images/subaru/tn/panel_filter01.jpg

Regular Price was $29.99, New Year's big sale $26.99 FREE SHIPPING!

Please give us a call to order! We have plenty in stock and ready to ship out NOW!

Thanks

Cal