P/N - 43136 | Waterman Racing Billet EFI Regulator

This EFI return style Regulator encompasses features and benefits only found on Waterman 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 40-75 psi


• Fuel pressure rises on a 1:1 ratio with boost


• (2) ORB-06 inlet/outlet ports and (1) ORB-06 return port


• 1/8” NPT gauge port


• Bright Dip Black Anodized Finish


• Vacuum boost port


• CNC-Machined 6061 T6 billet aluminum construction

This product is not legal for sale or use on emission-controlled vehicles except when used as a direct replacement part matching OEM specifications.