AEM 4 in Short Neck 5 in Element Filter Air Intake Systems>Cold Air Intakes twin disc kits are race-ready

twin disc kits are race-ready for the serious enthusiast who needs a direct bolt-in kit

View the 21-698C vehicle applications to determine the legal status for each vehicle

Being elegantly crafted

tuned and dyno-tested to fit specific Subaru WRX STI models

The digital voltmeter gauge's digital readout will automatically increase and decrease in intensity due to the built in ambient light sensing photocell

AEM 4 in Short Neck 5 in Element Filter Air Intake Systems>Cold Air Intakes twin disc kits are race-readyAEM 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.