{"product_id":"k-and-n-air-filter-hd-0900-replacement-720900","title":"K\u0026N Air Filter - HD-0900 Replacement — Harley-Davidson Sportster 1200 Custom, Sportster 883 Custom, Roadster (2004-2009)","description":"\u003cp\u003eK\u0026amp;N HD-0900 air filter for V-twin motorcycles, built from pleated cotton-gauze media with an OEM-style sealing bead for direct airbox fit. Washable and reusable — pre-oiled and ready to install without fuel management recalibration.\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\u003eMulti-layer woven construction for excellent filtration\u003c\/li\u003e\n  \u003cli\u003eWashable and reusable design\u003c\/li\u003e\n  \u003cli\u003ePre-oiled and ready to ride\u003c\/li\u003e\n  \u003cli\u003eDirect OEM airbox fit with application-specific sealing bead\u003c\/li\u003e\n  \u003cli\u003eMade in the USA for over 40 years\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-0900\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 024844196644\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 10.25 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 10.25 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 3.93 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.4 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin motorcycles with OEM airbox compatibility. Verify application and sealing bead match your specific model before ordering.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes this require a fuel tuner or ECU reprogram?\u003c\/h3\u003e\n\u003cp\u003eNo — fuel management modifications are not normally required. The filter works with stock engine mapping.\u003c\/p\u003e\n\u003ch3\u003eHow often should I clean it?\u003c\/h3\u003e\n\u003cp\u003eInspect every oil change. Clean and re-oil when visibly dirty, typically every 50,000 miles in normal riding.\u003c\/p\u003e\n\u003ch3\u003eIs it pre-oiled and ready to install?\u003c\/h3\u003e\n\u003cp\u003eYes — the filter arrives pre-oiled and ready to ride. No additional oiling or preparation needed.\u003c\/p\u003e\n\u003ch3\u003eCan I use this with any V-twin motorcycle?\u003c\/h3\u003e\n\u003cp\u003eThis part fits V-twin applications with compatible OEM airbox geometry. Confirm the sealing bead and dimensions match your bike's stock airbox before purchasing.\u003c\/p\u003e\n\u003ch3\u003eWhat's included in the box?\u003c\/h3\u003e\n\u003cp\u003eThe HD-0900 filter element alone. You reuse your existing airbox and mounting hardware.\u003c\/p\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":53035346821231,"sku":"720900","price":102.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_deccf940-7ab8-4971-951f-fe8e20291b85.png?v=1779561878","url":"https:\/\/vtwinbikers.com\/products\/k-and-n-air-filter-hd-0900-replacement-720900","provider":"Vtwinbikers","version":"1.0","type":"link"}