GlowShift Oil Filter Sandwich Adapter - 3/4 unf-16 Oil Adapter Plate With A 3/4th UNF-16 Thread Includes (3) 1/8th NPT Ports, (2) plugs & (1) O-Ring Crafted from Aluminum Free Lifetime Technical Support & One Year Limited Warranty Note: This GlowShift Oil Filter Adapter is only compatible if the gasket diameter of your oil filter is 3 inches or less