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21-478WR
AEM 08-11 WRX/STi Wrinkle Red Cold Air Intake
Unlock the full potential of your Subaru WRX or STI with the AEM 21-478WR Performance Cold Air Intake System. This system produces horsepower and torque gains by replacing your vehicle's restrictive factory air filter and air intake housing.
The air intake system was designed, tuned, and dyno-tested to fit specific Subaru WRX, WRX STI, Impreza WRX, and Impreza WRX STI models. Air enters the system through an oversized AEM Dryflow synthetic washable air filter for outstanding air flow, filtration, and performance.
- Estimated 36 HP Gain @ 5300 RPM
- Durable textured red powder coated finish
- AEM Lifetime Limited Warranty
Make | Model | Year | Type |
---|---|---|---|
Subaru | Impreza | 2008 | WRX |
Subaru | Impreza | 2008 | WRX STI |
Subaru | Impreza | 2009 | WRX |
Subaru | Impreza | 2009 | WRX Premium |
Subaru | Impreza | 2009 | WRX STI |
Subaru | Impreza | 2010 | WRX |
Subaru | Impreza | 2010 | WRX Limited |
Subaru | Impreza | 2010 | WRX Premium |
Subaru | Impreza | 2010 | WRX STI |
Subaru | Impreza | 2010 | WRX STI Special Edition |
Subaru | Impreza | 2011 | 2.5i |
Subaru | Impreza | 2011 | 2.5i Premium |
Subaru | Impreza | 2011 | Outback Sport |
Subaru | Impreza | 2011 | WRX |
Subaru | Impreza | 2011 | WRX Limited |
Subaru | Impreza | 2011 | WRX Premium |
Subaru | Impreza | 2011 | WRX STI |
Subaru | Impreza | 2011 | WRX STI Limited |
Subaru | Impreza | 2012 | WRX |
Subaru | Impreza | 2012 | WRX Limited |
Subaru | Impreza | 2012 | WRX Premium |
Subaru | Impreza | 2012 | WRX STI |
Subaru | Impreza | 2012 | WRX STI Limited |
Subaru | Impreza | 2013 | WRX |
Subaru | Impreza | 2013 | WRX Limited |
Subaru | Impreza | 2013 | WRX Premium |
Subaru | Impreza | 2013 | WRX STI |
Subaru | Impreza | 2013 | WRX STI Limited |
Subaru | Impreza | 2014 | WRX |
Subaru | Impreza | 2014 | WRX Limited |
Subaru | Impreza | 2014 | WRX Premium |
Subaru | Impreza | 2014 | WRX STI |
Subaru | Impreza | 2014 | WRX STI Limited |
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