The Fuelab FLB-515 EFI adjustable fuel pressure regulator manages 90–125 psi for high-demand EFI systems, enabling precise pressure adjustment for powerful or high-flow fuel pumps. It features two -6AN inlet fittings and one -6AN return hose connection and is offered as a universal regulator to integrate with custom fuel rails and aftermarket EFI hardware requiring higher pressure ranges.

Fuelab 515 EFI Adjustable FPR 90-125 PSI (2) -6AN In (1) -6AN Return - Gold