Aeromotive Regulator - EFI Bypass, Adjustable (2) -6 inlets, (1) -6 bypass - 13129This EFI return style Regulator encompasses features and benefits only found on Aeromotive regulators and in a new smaller and lighter package. Capable of supporting applications up to 1000 HP, the 13129 EFI return style Regulator can handle high flow EFI fuel pumps and the most aggressive street machines; especially those looking for a cleaner, lighter solution where performance is critical or where space is a premium. Base pressure adjustable from