RFX Multi Air Foam Air Filter FXAF 50002 55NO for KTM 65 SX

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.

The RFX Multi Air Foam Air Filter, part number FXAF 50002 55NO, is a replacement air filter designed for KTM 65 SX motorcycles from 1998 through 2007. Manufactured by Multi Air for RFX, this filter provides dependable intake protection and airflow for motocross and off-road applications.

Featuring a breathable twin-layer foam construction, the filter helps trap dirt, dust, and debris before they reach the engine while supporting consistent airflow. Its precise fitment makes installation straightforward and helps provide a secure seal within the factory airbox. The nonflammable foam construction is used across Multi Air’s four-stroke filter range, reflecting the brand’s focus on reliable materials and practical performance.

With more than 30 years of filter manufacturing experience, Multi Air produces filtration products trusted for a broad range of riding conditions. This RFX replacement filter is a practical choice for routine maintenance, training, racing, and off-road riding where clean engine intake air is essential.

Fitment: Fits KTM 65 SX models from 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, and 2007.

Manufacturer: Multi Air
Vendor: RFX
Vendor Part Number: FXAF 50002 55NO
Application: KTM 65 SX

Features:

• Twin-layer foam: Breathable foam construction helps support airflow while filtering dirt and debris.
• Nonflammable foam: Uses nonflammable foam construction for added material reliability.
• Precise fitment: Designed as a direct replacement air filter for compatible KTM 65 SX airboxes.
• RFX quality: Manufactured by Multi Air for RFX, backed by more than 30 years of filtration experience.
• Broad compatibility: Fits KTM 65 SX models from 1998 through 2007.

Fitment:
1998 KTM 65 SX
1999 KTM 65 SX
2000 KTM 65 SX
2001 KTM 65 SX
2002 KTM 65 SX
2003 KTM 65 SX
2004 KTM 65 SX
2005 KTM 65 SX
2006 KTM 65 SX
2007 KTM 65 SX
2008 KTM 65 SX
2009 KTM 65 SX
2010 KTM 65 SX
2011 KTM 65 SX
2012 KTM 65 SX
2013 KTM 65 SX
2014 KTM 65 SX
2015 KTM 65 SX
2016 KTM 65 SX
2017 Husqvarna TC 65
2017 KTM 65 SX
2018 Husqvarna TC 65
2018 KTM 65 SX
2019 Husqvarna TC 65
2019 KTM 65 SX
2020 Husqvarna TC 65
2020 KTM 65 SX
2021 Gas-Gas Mc 65
2021 Husqvarna TC 65
2021 KTM 65 SX
2022 Gas-Gas Mc 65
2022 Husqvarna TC 65
2022 KTM 65 SX
2023 Gas-Gas Mc 65
2023 Husqvarna TC 65
2023 KTM 65 SX