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AEM Cold Air Intake System - 2008-2014 Subaru WRX STI 2.5L

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Your Price:
$254.99 (You save $120.96)
Calculated at checkout

Product Description

AEM Cold Air Induction System : 2008-2014 Subaru WRX STI 2.5L




  • 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
AEM 21-478WR Product Specifications
Estimated Horsepower Gain 36 HP @ 5300 RPM
Air Filter Color Red
Air Filter Height 9.125 in (232 mm)
Air Filter Large End Diameter 6 in (152 mm)
Air Filter Material Non-woven Synthetic
Air Filter Outlet Shape Round
Clamp Material Steel
Clamp Style Regular
Clamps Included 3
Intake Pipe Color / Finish Wrinkle Red
Intake Pipe Material Aluminum
Product Box Height 12.25 in (311 mm)
Product Box Length 20.25 in (514 mm)
Product Box Width 12.25 in (311 mm)
Product Style AEM Cold Air Intake System
Replacement Filter 21-2029DK
Street Legal In All US States Yes
TUV Approved (Europe) No


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