{"product_id":"k-n-rectangular-air-filter-e-3038","title":"K\u0026N E-3038 Rectangular Air Filter – Reusable Cotton Gauze","description":"\u003cp\u003eRectangular reusable air filter engineered for high-flow intake designs and custom engine bays. Cotton gauze media maximises airflow whilst maintaining effective filtration across extended service intervals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRectangular form factor – suits custom and factory rectangular filter housings\u003c\/li\u003e\n\u003cli\u003eReusable cotton gauze media – cleanable design extends service life indefinitely\u003c\/li\u003e\n\u003cli\u003eHigher airflow vs. paper alternatives – reduces intake restriction by up to 30%\u003c\/li\u003e\n\u003cli\u003eOil-impregnated construction – balances filtration efficiency with minimum pressure drop\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":56621987365244,"sku":"E-3038","price":115.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0550\/9208\/4867\/files\/E-3038.jpg?v=1775907643","url":"https:\/\/fdracing.co.uk\/products\/k-n-rectangular-air-filter-e-3038","provider":"FD Racing","version":"1.0","type":"link"}