This Accusump installation kit is for Subaru WRX. The kit provides you with all the parts to plumb an Accusump. It has our easy to install input sandwich adapter that mounts between the block and spin on filter to access the engine’s oil flow. (input adapter thread size 20mm). The kit includes two 1/2" N.P.T. fittings, two -10 AN hose ends, 6 ft of -10 AN stainless steel braided hose, and the specific billet aluminum oil input sandwich adapter for your application.