AEM 5.5in Base OD x 4.75in Top OD x 5in Height Conical Dryflow Air Filter 2006-subaru-impreza-wrx-sti-esi6333789 It utilizes the industry standard

It utilizes the industry standard "044 Style" envelope and -10 AN female inlet and -6 AN female outlet connections for easy installation on new applications and for quick replacement of existing competitor fuel pumps

Polyphonic Harmonizer Technology

mild to moderate gear rattle

forced-induction EFI applications

with a cup depth of only 0

AEM 5.5in Base OD x 4.75in Top OD x 5in Height Conical Dryflow Air Filter 2006-subaru-impreza-wrx-sti-esi6333789 It utilizes the industry standardAEM Dryflow Universal Clamp on Air Filters are washable synthetic air filters designed for a high efficiency combination of air flow, filtration, and performance. AEM Dryflow filters use an innovative high performance oil free filtration material that allows easy cleaning, durable service, and excellent filtration. This clamp on universal air filter has a filter top for higher air flow capability making it great for everyday use.