Invincible Marine Fuel Filter &frac14;-Inch by 5/16-Inch by 3/8-Inch Made using the highest quality components Performance and quality tested The most trusted name in marine accessories and equipment Universal in line filter 's clear glass casing allows visual inspection for pollutants and can be easily replaced Filter fits 1/4-inch, 5/16-inch and 3/8-inch fuel lines Allows visual inspections for pollutants and is easy replaced Universal design makes this filter compatible with larger vehicle engine Comes with a 1-year warranty