Find What You Are Looking For Quickly with Filters

Filter Usage IllustrationOur store lets you shop using three different types of filters; Product Category, Vehicle Model and Manufacturer.  You can combine these filters to narrow our catalog down to just the products that you are looking for.

To add a filter to your selection, just click on the name of the filter that you wish to apply.  To remove the filter, click the (-) next to that filter.

Air Filters Catalog

Cosworth Synthetic Air Filter (02-07 WRX/STi, 04-08 FXT)
Cosworth High Flow Synthetic Air Filter (02-07 WRX/STi, 04-08 FXT)

Cosworth Performance Air Filters are constructed from a proprietary synthetic, non woven single layer, pleated polyester filter media that requires no oiling. For an OE like fit, the...


$45.00
Cosworth High Flow Synthetic Air Filter (02-07 WRX/STi, 04-08 FXT)
$45.00
Cosworth Synthetic Air Filter (08-12 WRX/STi)
Cosworth High Flow Synthetic Air Filter (08-12 WRX/STi, 05-11 LGT, 09+ FXT)

Cosworth Performance Air Filters are constructed from a proprietary synthetic, non woven single layer, pleated polyester filter media that requires no oiling. For an OE like fit, the...


$45.00
Cosworth High Flow Synthetic Air Filter (08-12 WRX/STi, 05-11 LGT, 09+ FXT)
$45.00
KN High Flow Air Filter (02-03 WRX, 06-07 WRX, 04-07 STi)
K&N High Flow Air Filter (00-04 LGT, 02-03 WRX, 06-07 WRX, 04-07 STi)

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for...


$55.00
K&N High Flow Air Filter (00-04 LGT, 02-03 WRX, 06-07 WRX, 04-07 STi)
$55.00
KN High Flow Air Filter (04-05 WRX, 04-08 FXT)
K&N High Flow Air Filter (04-05 WRX, 04-08 FXT)

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for...


$55.00
K&N High Flow Air Filter (04-05 WRX, 04-08 FXT)
$55.00
KN High Flow Air Filter (08-12 WRX/STi, 05-11 LGT, 09+ FXT)
K&N High Flow Air Filter (08-12 WRX/STi, 05-11 LGT, 09+ FXT)

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for...


$55.00
K&N High Flow Air Filter (08-12 WRX/STi, 05-11 LGT, 09+ FXT)
$55.00
KN High Flow Air Filter (99-01 RS)
K&N High Flow Air Filter (99-01 RS)

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters...


$55.00
K&N High Flow Air Filter (99-01 RS)
$55.00