{"product_id":"k-and-n-high-flow-air-filter-hd-1390-replacement-721390","title":"K\u0026N High Flow Air Filter - HD-1390 Replacement — Harley-Davidson Softail Heritage Classic, Softail Fat Boy, Softail Custom (1990-1999)","description":"\u003cp\u003eK\u0026amp;N HD-1390 high-flow air filter for V-twin motorcycles, featuring pleated cotton-gauze media that increases airflow while maintaining excellent filtration. Washable and reusable with pre-oiling included, direct-fit into OEM airbox without fuel management tuning required.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated cotton-gauze media for large filtration area\u003c\/li\u003e\n  \u003cli\u003eWashable and reusable design\u003c\/li\u003e\n  \u003cli\u003ePre-oiled and ready to install\u003c\/li\u003e\n  \u003cli\u003eDirect fit into OEM airbox with application-specific sealing bead\u003c\/li\u003e\n  \u003cli\u003eLong service intervals between cleanings\u003c\/li\u003e\n  \u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e K\u0026amp;N\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e HD-1390\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 024844023353\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 8.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 8.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 3.62 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.1 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin motorcycles including Harley-Davidson and Indian Motorcycle models. Verify dimensions and sealing bead compatibility with your specific bike before ordering.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDo I need to retune my bike with this filter?\u003c\/h3\u003e\n\u003cp\u003eNo — fuel management modifications are not normally required. The filter bolts into the stock airbox without tuning.\u003c\/p\u003e\n\u003ch3\u003eHow often do I clean this filter?\u003c\/h3\u003e\n\u003cp\u003eService intervals depend on riding conditions. Inspect regularly and clean when visibly dirty using K\u0026amp;N's filter service kit.\u003c\/p\u003e\n\u003ch3\u003eIs it pre-oiled out of the box?\u003c\/h3\u003e\n\u003cp\u003eYes — the filter comes pre-oiled and ready to install. No additional prep needed.\u003c\/p\u003e\n\u003ch3\u003eCan I wash and reuse this filter?\u003c\/h3\u003e\n\u003cp\u003eYes — K\u0026amp;N filters are designed to be cleaned, re-oiled, and reused for years of service.\u003c\/p\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":53035347869807,"sku":"721390","price":370000.0,"currency_code":"COP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_569aff15-eacb-4517-86d5-146280b1385e.png?v=1779561880","url":"https:\/\/vtwinbikers.com\/en-co\/products\/k-and-n-high-flow-air-filter-hd-1390-replacement-721390","provider":"Vtwinbikers","version":"1.0","type":"link"}