INTAKE COMPONENTS

Holley EFI's Billet LS7 Hi-Flow fuel rails are a perfect match for anyone wanting to unleash the full potential of their LS7 powered Hot Rod. These Billet fuel rails are designed to be with OEM LS7 Intake manifolds and EV1/Bosch style injectors, such as...

EFI fuel rails are machined for –8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system.

EFI fuel rails are machined for –8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system.

Required when directly connecting Holley fuel rails to GM factory fuel line quick-connect. Includes (1) 3/4-16 O-ring port plug and (1) -6 to GM quick connect adapter.

This fuel rail kit is specifically designed to work with the Holley GM Gen V LT1 Engines

Fuel Rail Kit, LS1 for Dual-Quad and cathedral port Hi-Ram

LS Hi-Flow Holley EFI Fuel Rails - Fits LS1, LS2, LS3, LS6 & L99 factory intakesIncludes (4) -6 to 3/4"-16 O-ring fittings.Fuel Rail mounting brackets and required mounting hardware.

Wanting to run a drive by wire throttle body on your 4150 flanged intake manifold? Tired of stretching, adjusting, or breaking throttle cables? Look no further than the new Holley EFI Billet Aluminum Throttle Body Adapters. These two new adapters will...