Vzduchový filtr Hiflo HFA4002DS - Yamaha BWs 50 / MBK Booster 50

Overview

This Hiflofiltro dual-stage (DS) air filter has been specifically engineered for the Yamaha scooter models listed below. It replaces the original equipment air filter and installs directly into the stock airbox with no modification required. The dual-stage foam construction is designed to deliver consistent airflow while providing strong filtration performance in dusty or year-round riding conditions. This helps support smooth running and dependable performance.

Motorcycle fitment

This air filter is suitable for the following Yamaha models:

• Yamaha BWs CW 50 (5WW) Air Filter HiFlo 2004 All Regions
• Yamaha BWs CW 50 Bump Air Filter HiFlo 1996 All Regions
• Yamaha BWs CW 50 NG Air Filter HiFlo 1999 All Regions
• Yamaha BWs CW 50 NG Air Filter HiFlo 1995 All Regions
• Yamaha BWs CW 50 Spy Air Filter HiFlo 1996 All Regions
• Yamaha BWs CW 50 T (B-Whizz) Air Filter HiFlo 1990 All Regions
• Yamaha BWs 50 Air Filter HiFlo 2014 All Regions
• Yamaha BWs 50 Air Filter HiFlo 2015 All Regions
• Yamaha BWs 50 Naked Air Filter HiFlo 2014 All Regions
• Yamaha BWs 50 Naked Air Filter HiFlo 2015 All Regions

If your motorcycle is listed above, this filter is the correct direct replacement for the original Yamaha air filter. (wemoto.com)

Why choose Hiflofiltro

• Direct replacement design with accurate dimensions for a reliable seal
• Dual-stage foam construction for strong dirt retention
• Designed to maintain consistent airflow and filtration
• Trusted aftermarket brand used by riders and professional workshops worldwide

Benefits on the road

• Supports smooth running and stable performance
• Helps protect internal engine components from dust and airborne contaminants
• Dependable filtration for year-round use
• Simple replacement keeps your airbox functioning as designed

When to replace or service your air filter

• At the service interval specified in your owner’s manual
• After riding in heavy rain, dust or dirty conditions
• If performance feels restricted or the filter looks heavily contaminated
• If the foam shows wear, tears or damage

Installation notes

• Access the airbox following the Yamaha service manual
• Clean the airbox interior with a lint-free cloth before fitting the new filter
• Lightly oil the foam element before use, then ensure it seats evenly for a proper seal
• Reassemble all components carefully before riding

Care and maintenance

• This is a dual-stage foam air filter and should be oiled before use
• Clean with suitable foam filter cleaner, rinse, and allow to dry fully
• Re-oil evenly and refit once dry
• Inspect more frequently if riding in dusty conditions

Technical summary

• Brand: Hiflofiltro
• Wemoto part number: AB9064
• Hiflofiltro reference: HFA4002DS
• Filter type: Dual-stage foam (DS)

Why buy from Wemoto

• Fast dispatch with clear returns support
• Comprehensive range of service parts to complete your job in one order
• Customer service backed by motorcycle experience