These ultra high flow adjustable EFI regulators from Aeromotive were designed for use with any EFI belt-driven fuel pump developing over 200 gph. They feature two CNC-machined stainless steel vacuum/boost fittings and a classic Aeromotive Type II bright dip, red anodized finish on the body. The cap features a Type II bright dip, black anodized finish with the laser-engraved Aeromotive logo.