£375.95 £300.76 (ex VAT)

21-478WR AEM Induction Kit for Subaru Impreza WRX STI 2.5T 2008+

Product Style: AEM Cold Air Intake System
Estimated Horsepower Gain: 36.0 HP @ 5300 RPM
Replacement Filter: 21-2029DK
Street Legal In All US States: See Application Link Below
Clamp Style: Regular
Intake Pipe Color / Finish: Wrinkle Red
Weight: 7.4 lb (3.3 kg)
Product Box Length: 18.25 in (464 mm)
Product Box Width: 14.5 in (368 mm)
Product Box Height: 8.5 in (216 mm)

Installation Instruction Sheet

Large Picture

Dyno Chart - 2008 Subaru Impreza Sti 2.5L Turbo 36HP Increase

Product Code: 21-478WR