Aero 30-70Psi Fuel Pressure Regulator Motive Gauge EFI Bypass AN6 Fpr 6AN Kit USAero 30 70Psi Fuel Pressure Regulator Motive Gauge EFI Bypass An6 Fpr Capable of supporting applications up to 1000 HP, the EFI Bypass Regulator can handle high flow EFI fuel pumps and the most aggressive street engines; especially those looking for a cleaner, lighter solution where performance is critical or where space is a premium. Product Features: ***Base pressure adjustable from 30 70 psi*** Fuel pressure rises on a 1: 1 ratio with boost