{"product_id":"k-n-replacement-air-filter-su-4506","title":"K\u0026N Replacement Air Filter SU-4506","description":"\u003cp\u003eA high-flow replacement air filter with reusable pleated cotton media engineered to lower inlet restriction and improve engine breathing. Designed for multi-cycle washability and sustained performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCotton-blend pleated media reduces inlet restriction compared to OEM paper filters\u003c\/li\u003e\n\u003cli\u003eFully reusable and cleanable—maintains performance efficiency across hundreds of service cycles\u003c\/li\u003e\n\u003cli\u003eOEM-compatible sealed housing prevents bypass air leakage and ensures consistent filtration\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":56628597490044,"sku":"SU-4506","price":83.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0550\/9208\/4867\/files\/SU-4506.jpg?v=1776075015","url":"https:\/\/fdracing.co.uk\/products\/k-n-replacement-air-filter-su-4506","provider":"FD Racing","version":"1.0","type":"link"}