UNI FILTER Air Filter NU-4137ST for Honda CRF150F and CRF230F

Air Filter - Honda

The UNI FILTER Air Filter NU-4137ST is designed for specified Honda CRF150F and CRF230F applications. It fits in the stock airbox exactly like the OEM filter and features a two-stage design that comes apart for cleaning, helping support airflow and filtration performance.

Clean the filter with grease-cutting dishwashing detergent, then oil and reuse it. The filter is made in the USA. Distributor part number: NU4137ST. Manufacturer part number: NU-4137ST.

Vehicle fitment includes 2003, 2004, 2006, 2007 and 2008 Honda CRF150F models, and 2006, 2007, 2008, 2011 and 2015 Honda CRF230F models.

Features:

• Reusable design: Clean with grease-cutting dishwashing detergent, then oil and reuse.
• Two-stage construction: Comes apart for cleaning and maximum airflow.
• Airflow and filtration performance: Designed for airflow, dirt stopping and overall performance.
• OEM airbox fit: Fits in the stock airbox exactly like the OEM filter.
• Made in the USA: Manufactured in the United States.
• Vehicle fitment: Fits specified 2003, 2004, 2006, 2007 and 2008 Honda CRF150F models and 2006, 2007, 2008, 2011 and 2015 Honda CRF230F models.
• Part numbers: Distributor part number NU4137ST; manufacturer part number NU-4137ST.

Fitment:
2003 Honda CRF150F
2003 Honda CRF230F
2004 Honda CRF150F
2004 Honda CRF230F
2005 Honda CRF150F
2005 Honda CRF230F
2006 Honda CRF150F
2006 Honda CRF230F
2007 Honda CRF150F
2007 Honda CRF230F
2008 Honda CRF150F
2008 Honda CRF230F
2009 Honda CRF150F
2009 Honda CRF230F
2010 Honda CRF150F
2010 Honda CRF230F
2011 Honda CRF150F
2011 Honda CRF230F
2012 Honda CRF150F
2012 Honda CRF230F
2013 Honda CRF150F
2013 Honda CRF230F
2014 Honda CRF150F
2014 Honda CRF230F
2015 Honda CRF150F
2015 Honda CRF230F
2016 Honda CRF150F
2016 Honda CRF230F
2017 Honda CRF150F
2017 Honda CRF230F
2018 Honda CRF150F
2018 Honda CRF230F
2019 Honda CRF230F