High horsepower demands precise fuel delivery to each individual injector, particularly under demanding conditions such as drag racing and autocross. The APS DR Series FRP/01 is a complete bolt-on precision machined fuel system. Billet aluminium and gold anodized fuel rails and Teflon lined stainless steel braided hose assemblies are stock equipment in this comprehensive system. Designed to ensure identical fuel flow and balanced fuel pressure to each individual injector, the APS DR Series FRP/01 system dramatically improves the fuel distribution issues WRX performance enthusiasts experience with the stock fuel system - particularly at high horsepower levels.