Description
Features:
Increased horsepower
Tuned and dyno-tested to improve acceleration and engine sound
Low restriction aluminum tubing
Easy to install using commonly available tools
Air filter lasts up to 100,000 miles before cleaning is required (depending on driving conditions)
Washable and reusable oil-free filter media
AEM Lifetime Limited Warranty
Application: 2018 Subaru WRX STI
| Estimated Horsepower Gain | 22.1 HP @ 6217 RPM |
| Replacement Filter | 21-2157DK |
| Air Filter Color | Red |
| Air Filter Material | Non-woven Synthetic |
| Air Filter Outlet Shape | Round |
| Clamps Included | 3 |
| Clamp Material | Stainless Steel |
| Clamp Style | Worm Gear |
| Couplers Included | 1 |
| Product Style | AEM Cold Air Intake System |
| Intake Pipe Color / Finish | Wrinkle Red |
| Intake Pipe Material | Aluminum |
| CARB EO Number | D-670-25 |
| Street Legal In All US States | Yes |
| TUV Approved (Europe) | No |
| Weight | 10 lb (4.5 kg) |
| Product Box Height | 12.25 in (311 mm) |
| Product Box Length | 20.25 in (514 mm) |
| Product Box Width | 12.25 in (311 mm) |
| Mounting Hardware Included | Yes |
| Warranty | Limited Lifetime |
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