FunnelWeb Proline Air Filter FWF PRO 7970 for Yamaha YZ250F, YZ250FX, YZ450F, YZ450FX and WR250F

FunnelWeb Filter uses a unique pyramid profiled foam. This design vastly improves the dirt holding capacity while delivering consistent optimum air flow. All FunnelWeb Filters utilize the latest technology in open cell polyurethane foam profiling, this substantially increases the filter’s surface area enabling it to trap far more dirt on its outside surface preventing harmful dust from penetrating through. *Works with any foam air filter oil.

The FunnelWeb Proline Air Filter, manufacturer part number FWF PRO 7970, is designed to provide reliable engine protection and consistent airflow for select Yamaha off-road motorcycles. Its unique pyramid-profiled foam increases the filter’s effective surface area, helping capture more dirt on the outer surface before harmful dust can penetrate the filter media.

Built with advanced open-cell polyurethane foam profiling, the FunnelWeb filter supports high dirt-holding capacity while maintaining consistent airflow during demanding riding conditions. The filter is washable, reusable, and compatible with any foam air filter oil, making it a practical replacement for routine maintenance and off-road use.

Fitment: Fits 2014–2017 Yamaha YZ250F, 2015–2017 Yamaha YZ250FX, 2014 Yamaha YZ450F, 2016–2017 Yamaha YZ450FX, and 2015–2018 Yamaha WR250F applications, subject to the vehicle’s original airbox and filter configuration. Confirm the motorcycle model and year before installation.

Brand: FUNNELWEB. Manufacturer part number: FWF PRO 7970. Vendor part number: 90-07970.

Features:

• Pyramid-profiled foam: Increases surface area for improved dirt-holding capacity.
• Consistent airflow: Supports dependable engine breathing during off-road riding.
• Advanced polyurethane construction: Uses open-cell foam profiling to trap dirt on the filter’s outer surface.
• Washable and reusable: Designed for repeated service with proper cleaning and maintenance.
• Foam oil compatible: Works with any foam air filter oil.
• Fitment: Fits select 2014–2017 Yamaha YZ250F, 2015–2017 Yamaha YZ250FX, 2014 Yamaha YZ450F, 2016–2017 Yamaha YZ450FX, and 2015–2018 Yamaha WR250F models.

Fitment:
2014 Yamaha YZ250F
2014 Yamaha YZ450F
2015 Yamaha WR250F
2015 Yamaha YZ250F
2015 Yamaha YZ250FX
2015 Yamaha YZ450F
2016 Yamaha WR250F
2016 Yamaha WR450F
2016 Yamaha YZ250F
2016 Yamaha YZ250FX
2016 Yamaha YZ450F
2016 Yamaha YZ450FX
2017 Yamaha WR250F
2017 Yamaha WR450F
2017 Yamaha YZ250F
2017 Yamaha YZ250FX
2017 Yamaha YZ450F
2017 Yamaha YZ450FX
2018 Yamaha WR250F
2018 Yamaha WR450F
2018 Yamaha YZ250F
2018 Yamaha YZ250FX
2018 Yamaha YZ450FX
2019 Yamaha WR250F