{"product_id":"aem-induction-21-863c","title":"AEM Induction 21-863C - AEM 19-21 Subaru WRX STI 2.5L H4 Cold Air Intake System","description":"\u003cp\u003eAEM Induction 21-863C - AEM 19-21 Subaru WRX STI 2.5L H4 Cold Air Intake System\u003c\/p\u003e\u003cp\u003eCold Air Intake System\u003c\/p\u003e\u003cp\u003eAEM's mandrel-bent aluminum cold air intake systems are guaranteed to provide an increase in horsepower and torque, and are protected by the AEM Lifetime Limited Warranty.\u003c\/p\u003e\u003cp\u003eAEM cold air intake systems are designed to increase horsepower and torque. The system includes an oversized AEM DRYFLOW synthetic washable air filter, engineered to provide outstanding airflow, filtration, and performance, and also features a mandrel-bent aluminum intake tube and high quality hardware. The oversized, conical filter design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield helps protect intake air from the high temperature of your engine bay, and the factory fresh air duct attaches to the heat shield. The entire system can typically be installed in less than 90 minutes.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePrecision-tuned and dyno-validated to enhance throttle response, sharpen acceleration, and improve overall engine efficiency, helping maximize horsepower and drivability.\u003c\/li\u003e\n\u003cli\u003eCreates a deeper, more aggressive induction tone that highlights the intake system’s improved airflow.\u003c\/li\u003e\n\u003cli\u003eFeatures low-restriction intake tubing that increases air velocity and high-volume airflow for maximum performance gains.\u003c\/li\u003e\n\u003cli\u003eEquipped with a long-life, high-capacity air filter capable of up to 100,000 miles before servicing (depending on driving conditions), reducing maintenance while maintaining strong, clean airflow.\u003c\/li\u003e\n\u003cli\u003eUtilizes washable, reusable, oil-free synthetic filter media that preserves airflow efficiency, traps harmful contaminants, and provides long-term value over disposable filters.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Box Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Filter Color\u003c\/strong\u003e: \u003cspan\u003eRed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Filter Material\u003c\/strong\u003e: \u003cspan\u003eNon-woven Synthetic\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Filter Outlet Shape\u003c\/strong\u003e: \u003cspan\u003eRound\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Filter Washable\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCalifornia Restricted\u003c\/strong\u003e: \u003cspan\u003eNot legal for sale or use in California\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eClamp Color\/Finish\u003c\/strong\u003e: \u003cspan\u003eNatural\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eClamp Material\u003c\/strong\u003e: \u003cspan\u003eStainless Steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eClamp Style\u003c\/strong\u003e: \u003cspan\u003eWorm Gear\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eClamps Included\u003c\/strong\u003e: \u003cspan\u003e3\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCoupler Color\/Finish\u003c\/strong\u003e: \u003cspan\u003eBlack\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCouplers Included\u003c\/strong\u003e: \u003cspan\u003e1\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEstimated Horsepower Gain\u003c\/strong\u003e: \u003cspan\u003e16.5 HP @ 5224 RPM\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIntake Pipe Color \/ Finish\u003c\/strong\u003e: \u003cspan\u003eGunmetal Gray\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIntake Pipe Material\u003c\/strong\u003e: \u003cspan\u003eAluminum\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIntake Pipe Ports\u003c\/strong\u003e: \u003cspan\u003eAll intake tube ports needed for the specified applications are included\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMass Air Flow Sensor Adapter Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMounting Hardware Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOil Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePackage Material\u003c\/strong\u003e: \u003cspan\u003eCorrugated\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePackage Type\u003c\/strong\u003e: \u003cspan\u003eBox\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Style\u003c\/strong\u003e: \u003cspan\u003eAEM Cold Air Intake System\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eReplacement Filter\u003c\/strong\u003e: \u003cspan\u003e21-2157DK\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eStreet Legal In All US States\u003c\/strong\u003e: \u003cspan\u003eNot legal for sale or use in California on any pollution controlled motor vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTUV Approved (Europe)\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e: \u003cspan\u003eLimited Lifetime\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: \u003cspan\u003e9.2 lb (4.2 kg)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"AEM Induction","offers":[{"title":"Default Title","offer_id":47272456126602,"sku":"AEMIND-21-863C","price":262.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_aem-21-863c_normalized.jpg?v=1776566839","url":"https:\/\/www.onlyinstock.com\/products\/aem-induction-21-863c","provider":"Only In Stock","version":"1.0","type":"link"}