GReddy's remote oil filter unit is great for DIY customers who want to make their own oil cooler kits. Use this in conjunction with the Tomei Oil Block Adapter to make the custom oil cooler setup. This is item is unique because it has a built in thermostat which allows the engine to properly warm up. Once the has reached the preset temp it will open up and flow oil to the oil cooler. Uses -10AN Fittings Single 1/8 NPT Port for Temp or Pressure sensor *Must use GReddy Sized Oil Filters : QX-01 P/N 13901101 or QX-03 P/N 13901103 (3/4"x16UNF) or AE86 - 4AG sized Oil Filter. use P/N 16400720 to install 1/8 PT ports for sensors