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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.

WRX + 2008 + Air + 2012 Catalog

AEM Air Intake Sensor (Universal)
AEM Air Intake Sensor (Universal)

Cooler air intake temperatures mean more horsepower. Keep track of those temperature levels with one of these AEM Intake Air Temperature Sensor kits. They include a 3/8in NPT aluminum...


$65.00
AEM Air Intake Sensor (Universal)
$65.00
AEM Cold Air Intake (08+ WRX/STi)
AEM Cold Air Intake (08+ WRX/STi)

AEM Intake Systems are designed to produce massive horsepower and torque gains as well as better engine sound when used as a replacement for the factory airbox and air filter. AEM...


$285.00
AEM Cold Air Intake (08+ WRX/STi)
$285.00
AEM UEGO Replacement O2 Sensor Bosch LSU 4.2 (Universal)
AEM UEGO Replacement O2 Sensor Bosch LSU 4.2 (Universal)

Bosch LSU 4.2 5-wire wide-band O2 sensor. This is a replacement sensor for the AEM UEGO.


$85.00
AEM UEGO Replacement O2 Sensor Bosch LSU 4.2 (Universal)
$85.00
COBB Tuning Air Filter Cleaning Kit
COBB Tuning Air Filter Cleaning Kit

Forgetting to check the condition of your air filter can have a dramatic effect on vehicle performance and fuel economy. If you have not checked the condition of your performance air...


$14.00
COBB Tuning Air Filter Cleaning Kit
$14.00
COBB Tuning MAF Block-Off Plate (08-12 WRX/STi, 09-12 FXT)
COBB Tuning MAF Block-Off Plate (08-12 WRX/STi, 09-12 FXT)

The COBB Tuning MAF Block-Off Plate Kit is the perfect complement to Speed Density tuning. Speed Density tuned vehicles use a Manifold Absolute Pressure (MAP) sensor to monitor the...


$45.00
COBB Tuning MAF Block-Off Plate (08-12 WRX/STi, 09-12 FXT)
$45.00
COBB Tuning SF Intake Air Box (08-12 WRX/STi, 05-09 LGT)
COBB Tuning SF Intake Air Box (08-12 WRX/STi, 05-09 LGT)

The COBB Tuning SF Air Box was designed to capture the cool air supplied to the SF Intake through the factory intake snorkle. Constructed of 16 gauge. Aluminum the heat shield...


$135.00
COBB Tuning SF Intake Air Box (08-12 WRX/STi, 05-09 LGT)
$135.00
COBB Tuning SF Intake System Black (08-12 WRX/STi)
COBB Tuning SF Intake System Black (08-12 WRX/STi)

The C.A.R.B. certified COBB Tuning SF Intake utilizes a custom design to optimize flow for ideal performance. The custom conical cloth filter feeds filtered air directly to the engine...


$195.00
COBB Tuning SF Intake System Black (08-12 WRX/STi)
$195.00
Cosworth Intake System (08+ WRX)
Cosworth Intake System (08+ WRX)

Cosworth's High Flow Intake Systems feature increased diameter, large smooth radius bent aluminum inlet tubes for superior air flow management coupled with a high flow air filter for...


$329.00
Cosworth Intake System (08+ WRX)
$329.00
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 Filter Cleaning Kit (Aerosol)
K&N Filter Cleaning Kit (Aerosol)

A six-step maintenance system designed to clean any K&N Filtercharger® Air Filter. Restores air flow efficiency so your Filtercharger performs like new!

 

 

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$12.50
K&N Filter Cleaning Kit (Aerosol)
$12.50
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
LIC Motorsports Air Pump Delete Plates (06-14 WRX, 07+ STi)
LIC Motorsports Air Pump Delete Plates (06-14 WRX, 07+ STi)

The LIC Motorsports air pump delete plates (aka Block Off Plates) are used to eliminate the air pump solenoids that are prone to failure on the newer model vehicles.

The LIC...


$55.95
LIC Motorsports Air Pump Delete Plates (06-14 WRX, 07+ STi)
$55.95