It's all about speed -- speed that comes with performance, reliability, and durability. You want to build fast machines, and Aeromotive wants to help you do it. If you're driven by performance, your system should be fueled by Aeromotive's precision performance products, like this belt pump, Ultra-High Flow Adjustable EFI Regulator. This regulator was engineered for Aeromotive Billet Belt-Drive and Hex-Drive Fuel Pumps, but it is also perfect for use with any EFI fuel pump developing over 200 GPH, and suitable for EFI methanol or gasoline engines making 4,000 plus horsepower. Two CNC-machined stainless steel vacuum/boost fitting offer installation options (fittings sold separately). Features -10 AN and -08 AN inlet ports, -10 AN return port, Type II bright dip red anodized finish on the body, and type II bright dip black anodized finish on the cap. The base pressure is adjustable from 40 to 100 PSI.