{"product_id":"rfx-air-filter-for-ktm-250-sx-250-sx-f-and-450-exc-r-multi-air-fxaf-50005-55no","title":"RFX Air Filter for KTM 250 SX, 250 SX-F and 450 EXC-R – Multi Air FXAF 50005 55NO","description":"New to the RFX range and produced by Multi Air, the RFX Air filter is the perfect choice for all levels. Let your bike breath with twin layered foam and precise fitment.  With over 30 Years experience, Multi Air is a name you can trust.\n\u003cp\u003eThe RFX Air Filter, manufactured by Multi Air, is a replacement foam air filter designed for select KTM off-road and motocross motorcycles. Part number FXAF 50005 55NO provides a precise fit for compatible airbox applications, helping maintain dependable airflow and filtration during riding, racing, and routine maintenance.\u003c\/p\u003e\u003cp\u003eBuilt with breathable twin-layered foam, this filter helps capture dirt and debris while supporting consistent engine air supply. The nonflammable foam construction is used on the applicable four-stroke models for added suitability in demanding riding environments. Multi Air brings more than 30 years of air-filter experience to the RFX range, making this filter a practical replacement for riders seeking reliable fitment and service performance.\u003c\/p\u003e\u003cp\u003eThis RFX air filter fits 2007–2010 KTM 250 SX models, 2007–2010 KTM 250 SX-F models, and 2008–2009 KTM 450 EXC-R four-stroke models. Verify the motorcycle model year and airbox application before installation. The filter is supplied as a vehicle-specific replacement component and should be serviced according to the motorcycle manufacturer’s maintenance recommendations.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: Vehicle-specific replacement air filter for compatible KTM applications\u003c\/li\u003e\n\u003cli\u003eModel: RFX Air Filter\u003c\/li\u003e\n\u003cli\u003eBrand: RFX\u003c\/li\u003e\n\u003cli\u003eManufacturer: Multi Air\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: FXAF 50005 55NO\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: FXAF 50005 55NO\u003c\/li\u003e\n\u003cli\u003eConstruction: Breathable twin-layered foam\u003c\/li\u003e\n\u003cli\u003eMaterial: Nonflammable foam for applicable four-stroke models\u003c\/li\u003e\n\u003cli\u003eFitment: 2007–2010 KTM 250 SX\u003c\/li\u003e\n\u003cli\u003eFitment: 2007–2010 KTM 250 SX-F\u003c\/li\u003e\n\u003cli\u003eFitment: 2008–2009 KTM 450 EXC-R four-stroke\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2007 KTM 125 SX\u003cbr\u003e\n2007 KTM 250 SX\u003cbr\u003e\n2007 KTM 250 SX-F\u003cbr\u003e\n2007 KTM 450 SX-F\u003cbr\u003e\n2008 KTM 125 Exc\u003cbr\u003e\n2008 KTM 125 SX\u003cbr\u003e\n2008 KTM 200 Exc\u003cbr\u003e\n2008 KTM 250 EXC\u003cbr\u003e\n2008 KTM 250 SX\u003cbr\u003e\n2008 KTM 250 SX-F\u003cbr\u003e\n2008 KTM 300 EXC\u003cbr\u003e\n2008 KTM 450 EXC-R 4-Stroke\u003cbr\u003e\n2008 KTM 450 SX-F\u003cbr\u003e\n2008 KTM 505 Sx-F\u003cbr\u003e\n2009 KTM 125 Exc\u003cbr\u003e\n2009 KTM 125 SX\u003cbr\u003e\n2009 KTM 150 SX\u003cbr\u003e\n2009 KTM 200 Exc\u003cbr\u003e\n2009 KTM 250 SX\u003cbr\u003e\n2009 KTM 250 SX-F\u003cbr\u003e\n2009 KTM 450 EXC-R 4-Stroke\u003cbr\u003e\n2009 KTM 450 SX-F\u003cbr\u003e\n2009 KTM 530 EXC-R 4-Stroke\u003cbr\u003e\n2010 KTM 125 SX\u003cbr\u003e\n2010 KTM 150 SX\u003cbr\u003e\n2010 KTM 200 Exc\u003cbr\u003e\n2010 KTM 250 SX\u003cbr\u003e\n2010 KTM 250 SX-F\u003cbr\u003e\n2010 KTM 450 EXC-R 4-Stroke\u003cbr\u003e\n2010 KTM 450 SX-F\u003cbr\u003e\n2010 KTM 530 EXC-R 4-Stroke\u003cbr\u003e\n2011 KTM 200 Exc\u003cbr\u003e\n2011 KTM 450 EXC-R 4-Stroke\u003cbr\u003e\n2011 KTM 530 EXC-R 4-Stroke","brand":"RFX","offers":[{"title":"Default Title","offer_id":67572368212203,"sku":"739-0084","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/f16e-6939e43304d47.png?v=1790819579","url":"https:\/\/ctracingservices.com\/products\/rfx-air-filter-for-ktm-250-sx-250-sx-f-and-450-exc-r-multi-air-fxaf-50005-55no","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}