Holley EFI LS Hi-Flow Holley EFI EFI Fuel Rails

In stock
SKU: HLY534-209
Fuel Rail, Hi-Flow, 8 AN Female O-Ring Inlets, 8 AN Female O-Ring Outlets, Aluminum, Black Anodized, Hardware Included, Factory Intakes, GM LS-Series, Kit
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Regular price $215.95
Regular price Sale $240.00 Sale price $215.95
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LS Hi-Flow Holley EFI Fuel Rails - Fits LS1, LS2, LS3, LS6, L76 & L99 factory intakes

If this product is to be used with aftermarket (tall) EV1 performance injectors:

  • LS2, LS3, and L99 applications will require taller brackets and adapter O-rings to be used with EV1 injectors. Holley part number HLY534-212 will have these required parts.
  • LS1 and LS6 application will work with EV1 injectors without any additional parts. Holley part number HLY534-211 allows easy connection to factory fuel lines.
  • Features:

  • Bright dip, black anodized finish with laser etched EFI logo for long lasting good looks

    Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

    NOTE: If this product is to be used with aftermarket (tall) EV1 performance injectors: ΓÇó LS2, LS3, and L99 applications will require taller brackets and adapter O-rings to be used with EV1 injectors. Holley part number 534-212 will have these required parts. ΓÇó LS1 and LS6 application will work with EV1 injectors without any additional parts. Holley part number 534-211 allows easy connection to factory fuel lines.

  • 5/8" diameter fuel passage provides the flow capacity for high horsepower applications
  • Fuel rails are machined to accept -8 (3/4-16) O-ring fittings
  • Includes (4) -6 to 3/4-16 O-ring adapters
  • Product Description:

  • Fuel Rail
  • Hi-Flow
  • 8 AN Female O-Ring Inlets
  • 8 AN Female O-Ring Outlets
  • Aluminum
  • Black Anodized
  • Hardware Included
  • Factory Intakes
  • GM LS-Series
  • Kit
  • Holley is quickly becoming The New Standard In EFI! Holley’s HP ECU is standard equipment on the 2013/2014 Chevrolet COPO Camaro and Holley’s EFI throttle body powers every NASCAR Sprint Cup Series™ team. Top racers are making the switch to Holley EFI every day. Racers like Tom Bailey who set three new records and took the overall event win on the 2013 Hot Rod Magazine Drag Week and John Scali who used it to win the 2013 JEGS All-Star race. But that’s not all. The world’s best hot rod builders and tuners are making the switch to Holley EFI. Builders like Dave Lane who used Holley EFI to power the 2013 Goodguys Hot Rod of the Year and tuners like Steve Morris who use it to build some of the baddest forced induction beasts on the planet. It’s the easiest, most refined, feature-rich system that money can buy. But, don’t take our word for it, see what the best are saying about Holley EFI!