- Universal fuel pressure regulator Tbest, made of strong and durable aluminum alloy - Adjustable pressure range from 0 to 140 PSI, suitable for most vehicles and injection systems - Includes pressure gauge, two hoses, four clamps, bracket, screws, metal sheet, hose adapter, and wrench - Improves acceleration and re-acceleration power by optimizing fuel pressure - Internal diaphragm made of special material that stabilizes pressure and protects the system - Easy installation with all accessories included, ideal for modifications and maintenance - Allows precise adjustment of fuel pressure according to engine needs - Compatible with fuel systems that require a return line