{"product_id":"air-filter-element-for-bmw-20-21-r-18-1800cc","title":"Air Filter Element For BMW: 20-21 R 18 1800cc","description":"\u003cp\u003eThis filter features DNAr's advanced FCd (Full Contour design). Installation of this DNA Air filter is very easy; simply follow the installation instructions included in the BMW workshop manual. The filtering efficiency is extremely high at 98-99% filtering efficiency (ISO 5011); with 4 layers of DNAr Cotton. The flow of this DNA filters'' set is +22.35% more than the stock filters''! DNA air filters'' flow: 124.30 CFM (Cubic feet per minute) @1;5\"H2O corrected @ 25degrees CelsiusBMW stock filters'' flow: 101.60 CFM (Cubic feet per minute) @1;5\"H2O corrected @ 25degrees Celsius. These DNAr filters are designed as High Flow Air filters for: `Road use'.\u003c\/p\u003e\u003cp\u003eBMW: 20-21 R 18 1800cc\u003c\/p\u003e","brand":"DNA Filters","offers":[{"title":"Default Title","offer_id":43663121121500,"sku":"948056","price":93.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/6881\/0972\/products\/948056m.jpg?v=1670323878","url":"https:\/\/motosuperstore.co.uk\/products\/air-filter-element-for-bmw-20-21-r-18-1800cc","provider":"Moto Superstore","version":"1.0","type":"link"}