Product ref.: MIW-264968
Manufacturer: MIW-Meiwa filters
MIW Y4251 air filter - Alternative for HFA4921
(Attention, the actual product may be different from the photo.)Replaces OEM numbers:
MIW (Meiwa) is a Japanese brand of oil and air filters for motorcycles. They have produced motorcycle oil filters and air filters for OEM and aftermarket applications for over 50 years.
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