Fuel Rails

Fuel Rails

Holley offers fuel rails for a broad range of customers. They have OE-replacement high-flow fuel rails for GM LS engines, as well as fuelrail kits that are direct bolt-ons for all of the Holley EFI intakemanifolds. Or, if you are in a position where you have to build your own fuel rail system, Holley offers virtually every component you couldpossibly need to get the job done right.

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Application-Specific Fuel-Rail Upgrade Kits for GM LS Engines -

Fuel Rail Extrusions -

Fuel Rail Components -

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Fuel Rail Kit, 300-136 LS3 Street Single-Plane Intake Manifold

EFI Fuel Rail Kit for 300-136 GM LS Gen III LS3/L92 Single-Plane Intake Manifold..

$237.00 $212.95

Fuel Rail Kit, 300-137 LS1 Street Single-Plane Intake Manifold

EFI Fuel Rail Kit for 300-137 LS Gen III LS1/LS2/LS6 Single-Plane Intake Manifold..

$237.00 $212.95

Fuel Rail Kit, 300-134 Intake Manifold

This fuel rail kit is specifically designed to work with the Holley GM 2x4 dual plane manifold. Work..

$274.00 $245.95

LS Hi-Flow Fuel Rails Kit, LS1/LS2/LS3/LS6/L99 factory intakes

LS Hi-Flow Holley Fuel Rails - Fits LS1, LS2, LS3, LS6 & L99 factory intakes. This is the same kit ..

$359.00 $322.95

Holley EFI Billet 4500 Injector Spacer W/EFI Rails

This aluminum billet spacer makes it so easy to add up to four supplemental fuel injectors to your 4..

$577.00 $519.30

LS Hi-Flow Fuel Rails (Only), LS1/LS2/LS3/LS6/L99 factory intakes

LS Hi-Flow Holley Fuel Rails - Fits LS1, LS2, LS3, LS6 & L99 factory intakesNote: : LS2, LS3, a..

$240.00 $215.95

LS Fuel Rail Package for LS3/L92/L7 Hi-Rams and Mid-Rise Intakes

EFI fuel rails are machined for –8AN O-ring Fittings with passages large enough to accommodate high ..

$274.00 $245.95

Fuel Rail Extrusion, 12 Inch (1/2-Inch ID)

Bright clear anodized, extruded aluminum universal fuel rails. These machined aluminum EFI fuel rail..

$39.80 $35.82

Fuel Rail Extrusion, Hi-Flow 12 Inch (5/8-Inch ID)

AN-8 6061-T6 aluminum hi-flow fuel rail extrusion for the fabrication of custom fuel injection syste..

$45.50 $40.95

Fuel Rail Kit, 300-561, 300-562, 300-563, 300-564

Works on the following Holley/Weiand Big Block Chevrolet intakes:300-561 for Oval Port Heads wit..

$237.00 $212.95

Fuel Rail Extrusion, Hi-Flow 18 Inch (5/8-Inch ID)

AN-8 6061-T6 aluminum hi-flow fuel rail extrusion for the fabrication of custom fuel injection syste..

$56.89 $51.20

Fuel Rail Extrusion, 18 Inch (1/2-Inch ID)

Bright clear anodized, extruded aluminum universal fuel rails. These machined aluminum EFI fuel rail..

$55.50 $49.95

Fuel Rail Extrusion, Hi-Flow 36 Inch (5/8-Inch ID)

AN-8 6061-T6 aluminum hi-flow fuel rail extrusion for the fabrication of custom fuel injection syste..

$86.50 $77.85

Injector Bracket Kit for Bosch EV1 Injectors on LS2/LS3/L99

Required when upgrading to Holley (EV1/Bosch style) performance injectors on LS2, LS3, or L99 applic..

$75.11 $67.60

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