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    Holley 550-510-3XX Sniper 2 EFI-Shiny

    Holley EFI

    Holley 550-510-3XX Sniper 2 EFI-Shiny

    The #1 EFI conversion system just got better! Introducing Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors. We took everything that we learned from the original Sniper EFI system and added...

    MSRP: $1,462.95
    $1,169.95
    $1,299.95
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    Holley 550-511-3XX Sniper 2 EFI - Black

    Holley EFI

    Holley 550-511-3XX Sniper 2 EFI - Black

    The #1 EFI conversion system just got better! Introducing Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors. We took everything that we learned from the original Sniper EFI system and added...

    MSRP: $1,462.95
    $1,169.95
    $1,299.95
    Add to Cart The item has been added
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    Holley 554-157 Fox Body PCM Mounting Bracket Termintor X

    Holley

    Holley 554-157 Fox Body PCM Mounting Bracket Termintor X

    Holley ECU Mounting Brackets Holley ECU mounting brackets allow you to comfortably install either the Dominator ECU, Holley HP, Terminator X, or Terminator X-MAX under your Mustang's front passenger seat. They're designed to work with stock seats and...

    MSRP: $108.95
    $86.63
    $96.25
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    Holley 558-128 Ford 87-93 Engine Harness - extra length

    Holley

    Holley 558-128 Ford 87-93 Engine Harness - extra length

    This harness has extra length over the standard Ford harness and is long enough to be installed under the passenger seat on cars such as Fox Mustangs.This harness is for fuel injected small block ford engines, such as 5.0L, or 5.8L Windsor powerplants...

    MSRP: $562.95
    $449.95
    $499.95
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  • Sniper EFI 550-873 Super Sniper Stealth  4150 -shiny finish

    Sniper EFI

    Sniper EFI 550-873 Super Sniper Stealth 4150 -shiny finish

    The Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Sniper Stealth 4150 ECU is capable of fuel map self-learning and...

    MSRP: $1,756.00
    $1,579.95
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    Holley EFI 522-168 Fuel Injectors 160 Lb/Hour EV1 style

    Holley EFI

    Holley EFI 522-168 Fuel Injectors 160 Lb/Hour EV1 style

    Holley EFI Fuel Injectors feature a precision lapped disc valve, high-quality brass windings, and high-temp O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors. They...

    MSRP: $1,010.95
    $808.95
    $897.95
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    Holley EFI 557-200 3-port Boost Control solenoid

    Holley EFI

    Holley EFI 557-200 3-port Boost Control solenoid

    3 Port Boost Control Solenoid Valve Includes: (1) solenoid, (1) ECU pigtail harness with factory crimped ECU pin, (3) 3/16" barb fittings, (1) 1/8" NPT plug, (1) Sintered brass muffler. and (1) spare ECU pin for modified harness lengths.A typical...

    MSRP: $188.95
    $151.15
    $167.95
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    LS 1/2 TO LS3 MAP ADAPTER

    Holley

    LS 1/2 TO LS3 MAP ADAPTER

    Holley EFI LS main harnesses have a MAP sensor connecter designed for use with a LS1/2 style MAP sensor. The 558????416 is an Adapter harness that allows for Holley LS2 Harness PN 558????103 to be used on LS3 engines, which has a different MAP sensor.

    MSRP: $41.50
    $33.20
    $36.89
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  • CRANK/CAM HARNESS

    Holley

    CRANK/CAM HARNESS

    Crank/Cam Ign. Harness. Fully terminated harness. Connects to Holley 60???2 crank sensor and GM Cam???Sync Distributor AC Delco PN213???350 or eficonnection.com sync pulse distributor

    MSRP: $97.89
    $88.10
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    SEALED USB CABLE

    Holley

    SEALED USB CABLE

    Sealed USB Data Cable (Comes with ECU's)

    MSRP: $95.95
    $76.13
    $84.59
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