Description: 1.TOMEI style fuel regulator offers proper fuel pressure regulation for high performance applications. 2.Features a unique design that stabilizes the already excellent fuel pressure control and allows for detailed adjustment. 3.Allows to increase the discharge rate of factory and aftermarket injectors. 4.It is a must-have for any vehicle that is driven efficiently. Product Specification: Brand new in factory box Regulates 200-800 KPa Pressure range: 2.0 kgf/cm² -8.0 kgf/cm² Ideal for most vehicles up to 450 HP with four barbed mounts, professional installation recommended Color: Black/Red