Fuel Rails

Elevate your LS engine's performance with the Holley EFI LS Hi-Flow Fuel Rails in sleek black. Perfectly engineered for LS1, LS2, LS3, LS6, and L99 factory intakes, these durable aluminum fuel rails boast a bright dip, black anodized finish with a laser-etched EFI logo for enduring style. The 5/8” fuel passage ensures ample flow capacity for high horsepower demands. Designed for seamless connection, they accommodate -8 (3/4-16) O-ring fittings and come with four -6 to 3/4-16 O-ring adapters. For LS2, LS3, and L99 models, taller brackets and adapter O-rings are needed for EV1 injectors – find these essentials in Holley part number 534-212. LS1 and LS6 owners can enjoy effortless compatibility with EV1 injectors using Holley part number 534-211 for factory fuel line connections. Ideal for high-performance enthusiasts seeking superior fuel delivery solutions.