A smooth-running outboard starts with clean fuel, and the Yamaha Vapor Separator Tank (VST) Fuel Filter 6C5-13915-00-00 is a key component in keeping contaminants out of your engine. Designed for F50, T50, F60, T60, F70, F75, and F90 Yamaha outboards, this OEM fuel filter ensures only clean, debris-free fuel makes it to the injectors-helping maintain efficiency and prolonging engine life.. Why It's a Must-Have:. Traps Harmful Contaminants - Blocks dirt, debris, and varnish buildup before they reach the fuel system.. Designed for Yamaha Outboards - Engineered for a precise fit and seamless integration with the VST system.. Withstands Harsh Marine Conditions - Built from durable materials to resist fuel breakdown and corrosion.. Optimizes Fuel Flow - Helps maintain smooth acceleration, steady idle, and consistent power delivery.. Signs It's Time for a Replacement:. Hard Starts or Sputtering - A clogged filter can restrict fuel flow, making startup sluggish.. Loss of Power or Hesitation -