Subaru Impreza Turbo Fuel Rail / Fuel Pressure Regulator Adaptor For Classic, Newage, Blobeye & Bugeye Subaru Impreza Turbo. 
 
This billet aluminium adaptor has an 8mm hose connection which will suit most normal fuel lines. The fixing flange has 39mm hole centres and the male (sealed) end is to suit a standard 11mm bore fuel rail. This adaptor is required when fitting/using an aftermarket fuel pressure regulator.