Proflow Fuel Rail Adaptor Fitting Aluminium For Subaru STI EJ25 2008-On

Proflow fuel rail fitting adapters are designed to fit your stock return lines and fuel rails. They are made of CNC-machined aluminium for durability against any type of gasoline. The adapters use the factory spring lock design with an outlet made in an AN or NPT size specifically for braided stainless steel hose.