{"product_id":"k-n-replacement-air-filter-du-9001","title":"K\u0026N Replacement Air Filter DU-9001","description":"\u003cp\u003eReusable high-flow air filter engineered to increase intake volume whilst maintaining OEM airflow standards. Delivers measurable horsepower gains and improved throttle response on naturally aspirated and turbocharged engines.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReusable cotton-gauze media rated for 100,000+ mile service life with periodic cleaning\u003c\/li\u003e\n\u003cli\u003eHigh-flow design reduces intake restriction compared to OEM paper filters\u003c\/li\u003e\n\u003cli\u003eDirect OEM-spec replacement – fits standard air box mounting points without modification\u003c\/li\u003e\n\u003cli\u003eK\u0026amp;N 100% satisfaction guarantee – 10-year limited warranty on filter frame\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":56617267855740,"sku":"DU-9001","price":67.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0550\/9208\/4867\/files\/DU-9001.jpg?v=1775832833","url":"https:\/\/fdracing.co.uk\/products\/k-n-replacement-air-filter-du-9001","provider":"FD Racing","version":"1.0","type":"link"}