{"product_id":"cobb-air-oil-separator-aos-2013-2018-ford-focus-st","title":"COBB AOS Air\/Oil Separator | Ford Focus ST (13-18) (891610)","description":"\u003ch1\u003eCOBB Air \/ Oil Separator (AOS)\u003c\/h1\u003e\n\u003ch2\u003eFitment: 2013-2018 Ford Focus ST\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e 891610\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe COBB Air \/ Oil Separator (AOS) is a precision-engineered component designed to improve the crankcase ventilation system of your 2013-2018 Ford Focus ST. This part is intended for Focus ST owners seeking to enhance engine reliability by preventing oil vapors from entering the intake system, which can lead to carbon buildup and reduced performance over time. The AOS supports cleaner airflow and helps maintain engine efficiency by separating oil from the air before it recirculates.\u003c\/p\u003e\n\u003cp\u003eDeveloped through years of refinement, the COBB AOS offers a seamless installation experience tailored specifically for the EcoBoost engine’s unique layout. It is an ideal upgrade for enthusiasts who want to protect their engine while maintaining optimal drivability and long-term durability.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eThis Air \/ Oil Separator is designed with careful attention to function and fitment, featuring:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom design optimized for the Ford Focus ST EcoBoost engine’s crankcase ventilation system\u003c\/li\u003e\n\u003cli\u003eEffective separation of oil vapors from intake air to reduce carbon buildup\u003c\/li\u003e\n\u003cli\u003eDurable construction to withstand engine bay conditions\u003c\/li\u003e\n\u003cli\u003eEngineered for straightforward installation without extensive modifications\u003c\/li\u003e\n\u003cli\u003eHelps maintain cleaner intake components and supports consistent engine performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThe COBB AOS is designed for direct fitment on 2013-2018 Ford Focus ST models. Installation is intended to be straightforward, integrating smoothly with the existing crankcase ventilation system. It is recommended to verify fitment against your vehicle’s specifications and the part number to ensure compatibility.\u003c\/p\u003e","brand":"COBB","offers":[{"title":"Default Title","offer_id":51602191909151,"sku":"891610","price":430.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/cobb-air-oil-separator-aos-2013-2018-ford-focus-st-891610-951425.jpg?v=1770430137","url":"https:\/\/shop.wheelflip.com\/products\/cobb-air-oil-separator-aos-2013-2018-ford-focus-st","provider":"WheelFlip","version":"1.0","type":"link"}