Ease of operation and control over the fuel pressure level Prevents fuel starvation making the fuel flow more stable This Fuel Pressure Regulator is adjustable so you can tune the fuel pressure to your needs. Fuel pressure regulator can deliver high performance, with long life and high reliability operation Fuel pressure will rise on a 1:1 ratio when referencing boost 7 pcs Hose end fitting: Made of high quality T6061 Aluminum,-6AN size 3pcs stainless steel Braided fuel hose:Length:170mm ; 380mm ;660mm Material:304 stainless steel + CPE synthetic rubber A 1-3/4" | 45mm gauge,1/8" NPT gauge port Adjustable from 0 to 160 psi to maximum fuel pump capacity. A fuel pressure regulator: two -6 AN inlet ports and one -6 AN return port Support high power application:300-800 hp 3 x Stainless steel b