AEM 4.00 in Dryflow Air Filter Oval 9.00 in Element 2020-subaru-wrx-base-esi2619300 HY3-HDSS kit features ACT's most

HY3-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc

BM2-HDR4 kit features ACT's most popular Heavy Duty pressure plate

Borla(r)'s Polyphonic Harmonizer Technology utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

25" Tubing Diameter

6220010 is a 6-pad rigid race disc made with high quality ceramic friction materials

AEM 4.00 in Dryflow Air Filter Oval 9.00 in Element 2020-subaru-wrx-base-esi2619300 HY3-HDSS kit features ACT's mostAEM 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. Supported by AEMs