Description
The AEM 21478WR Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicles restrictive factory air filter and air intake housing This air intake system was designed tuned and dynotested 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 The air filter is located in the original air box space and is protected by a heat shield which is designed to reduce intake air temperature and increase horsepower The intake tubing is constructed from mandrelbent aluminum featuring a durable textured red powder coated finish This air intake system was developed to accommodate the engines factory emissions control devices including the mass air flow sensor The cylinder shaped AEM Dryflow air filter is made from an oilfree synthetic filter media that can be used for up to 100000 miles before cleaning is needed depending on driving conditions The air intake system is easy to install with commonly available tools and it is backed by AEMs Lifetime Limited Warranty Some AEM air intakes are not legal for sale or use in California and other states adopting California emission standards while others are 50 state legal View the 21478WR vehicle applications to determine the legal status for each vehicle
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Specifications
| Air Box Included | No |
| Air Filter Color | Red |
| Air Filter Material | Nonwoven Synthetic |
| Air Filter Outlet Shape | Round |
| Air Filter Washable | Yes |
| CARB EO Number | D67021 |
| Clamp Color/Finish | Natural |
| Clamp Material | Steel |
| Clamp Style | Regular |
| Clamps Included | 3 |
| Coupler Color/Finish | Black |
| Couplers Included | 1 |
| DescriptionDEF | Engine Cold Air Intake Performance Kit |
| DescriptionDES | Cold Air Intake System |
| DescriptionEXT | AEMs Performance Cold Air Intake Systems are designed tuned and dynotested to give your engine more power and acceleration by replacing the restrictive factory air filter air intake tubing and air box assembly |
| DescriptionINV | Cold Air Intake System |
| DescriptionMKT | The AEM 21478WR Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicles restrictive factory air filter and air intake housing This air intake system was designed tuned and dynotested 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 The air filter is located in the original air box space and is protected by a heat shield which is designed to reduce intake air temperature and increase horsepower The intake tubing is constructed from mandrelbent aluminum featuring a durable textured red powder coated finish This air intake system was developed to accommodate the engines factory emissions control devices including the mass air flow sensor The cylinder shaped AEM Dryflow air filter is made from an oilfree synthetic filter media that can be used for up to 100000 miles before cleaning is needed depending on driving conditions The air intake system is easy to install with commonly available tools and it is backed by AEMs Lifetime Limited Warranty Some AEM air intakes are not legal for sale or use in California and other states adopting California emission standards while others are 50 state legal View the 21478WR vehicle applications to determine the legal status for each vehicle |
| DescriptionSHO | Cold Air Intake Syst |
| Estimated Horsepower Gain | 36 HP 5300 RPM |
| height | 1225 |
| Horse Power Increase | 36 HP |
| Intake Pipe Color / Finish | Wrinkle Red |
| Intake Pipe Material | Aluminum |
| Intake Pipe Ports | All intake tube ports needed for the specified applications are included |
| length | 2025 |
| LTL | N |
| Mass Air Flow Sensor Adapter Included | Yes |
| Mounting Hardware Included | Yes |
| Oil Included | No |
| Package Material | Paperboard |
| Package Type | Box |
| Product Style | AEM Cold Air Intake System |
| Prop 65 C R or CR | CR |
| Prop 65 Short Label | WARNING Cancer and Reproductive Harm wwwp65warningscagov |
| Prop 65 Warning Label | https//wwwknfilterscom/images/l/prop65jpg |
| Prop 65 Yes/No | Yes |
| Replacement Filter | 212029DK |
| RPM | 5300 |
| Street Legal In All US States | Yes |
| Title | AEM AEM21478WR Cold Air Intake System |
| TUV Approved Europe | No |
| Warranty | Limited Lifetime |
| weight | 736 |
| weight | 74 lb 33 kg |
| width | 1225 |
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