The Yamaha SS BY - 10-68F139150100 filter is an OEM part manufactured in Japan by Yamaha. It is designed specifically for Yamaha outboard engines, ensuring high quality and compatibility. This filter is a genuine Yamaha product, providing boat owners with a reliable and durable component to keep their engines running smoothly. With no California Prop 65 Warning, this filter is a safe and reliable choice for maintaining your boat's performance.