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ECU/Wiring

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  • 1998-2004 GM LS1 Harness Std. Length
    Painless Performance Products
    1998-2004 GM LS1 Harness Std. Length
    $569.99
    Painless Performance Products
    In stock
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  • Holley Terminator X Max LS2/LS3 and Late 58x/4x LS Truck MPFI Kit with Transmission Control
    Holley
    Holley Terminator X Max LS2/LS3 and Late 58x/4x LS Truck MPFI Kit with Transmission Control
    $1,899.95
    Holley
    In stock
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  • Holley HP EFI ECU & Harness Kit, GM LS2/3/7 (58x Crank Sensor) With USCAR (EV6 Style) Connectors on Injector Harness, Bosch Oxygen Sensor
    Holley
    Holley HP EFI ECU & Harness Kit, GM LS2/3/7 (58x Crank Sensor) With USCAR (EV6 Style) Connectors on Injector Harness, Bosch Oxygen Sensor
    $2,719.95
    Holley
    In stock
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  • HP Tuners Gen III/IV LS Core ECU
    HP Tuners
    HP Tuners Gen III/IV LS Core ECU
    $1,999.99
    HP Tuners
    In stock
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  • Holley Dominator EFI Kit - LS1 Main Harness W/ Trans and DBW with EV1 Injector Harnesses
    Holley
    Holley Dominator EFI Kit - LS1 Main Harness W/ Trans and DBW with EV1 Injector Harnesses
    $3,499.95
    Holley
    In stock
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  • Haltech Elite 2500 GEN 3 LS DBW Terminated Harness Kit - EV1 Inj
    Haltech
    Haltech Elite 2500 GEN 3 LS DBW Terminated Harness Kit - EV1 Inj
    $2,629.00
    Haltech
    In stock
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  • Holley EFI Hemi Manifold Air Pressure Connector
    Holley
    Holley EFI Hemi Manifold Air Pressure Connector
    (9.97% OFF)
    Special Price $13.64 Regular Price $15.15
    Holley
    In stock
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  • Holley EFI Terminator X Max - 2003-2006 GEN III HEMI -EV6 Injectors - Drive-by-Wire Throttle Body Control
    Holley
    Holley EFI Terminator X Max - 2003-2006 GEN III HEMI -EV6 Injectors - Drive-by-Wire Throttle Body Control
    $2,199.95
    Holley
    In stock
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  • Haltech Elite 2500 GEN IV LS non DBW Terminated Harness Kit - EV1 Inj
    Haltech
    Haltech Elite 2500 GEN IV LS non DBW Terminated Harness Kit - EV1 Inj
    $2,629.00
    Haltech
    In stock
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  • HOLLEY DOMINATOR EFI KIT, LS2/3 & LATE TRUCK
    Holley
    HOLLEY DOMINATOR EFI KIT, LS2/3 & LATE TRUCK
    $3,149.95
    Holley
    In stock
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  • MSD Gen V LT 2-Step Launch Control
    MSD
    MSD Gen V LT 2-Step Launch Control
    $370.95
    MSD
    In stock
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  • Haltech Nexus R5 + LSx Non DBW Terminated Harness
    Haltech
    Haltech Nexus R5 + LSx Non DBW Terminated Harness
    $5,734.00
    Haltech
    In stock
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  • Holley Terminator X Max Early Truck 24x/1x LS MPFI Kit with DBW Throttle Body and Transmission Control
    Holley
    Holley Terminator X Max Early Truck 24x/1x LS MPFI Kit with DBW Throttle Body and Transmission Control
    $2,099.95
    Holley
    In stock
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  • Holley Terminator X Max LS1 24x/1x MPFI Kit with DBW Throttle Body and Transmission Control
    Holley
    Holley Terminator X Max LS1 24x/1x MPFI Kit with DBW Throttle Body and Transmission Control
    $2,099.95
    Holley
    In stock
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  • Coyote Ti-Vct Control Module
    Holley
    Coyote Ti-Vct Control Module
    (10.07% OFF)
    Special Price $1,258.95 Regular Price $1,399.95
    Holley
    In stock
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  • Holley Terminator X Max 24x/1x MPFI Kit with Transmission Control
    Holley
    Holley Terminator X Max 24x/1x MPFI Kit with Transmission Control
    $1,899.95
    Holley
    In stock
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  • HP Tuners Gen III LS Drive-by-Cable EFI Wiring Harness 24x
    HP Tuners
    HP Tuners Gen III LS Drive-by-Cable EFI Wiring Harness 24x
    $949.99
    HP Tuners
    In stock
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  • ICT Billet Gen 5 Crankshaft Position Sensor to LS Gen IV Harness Adapter 6
    ICT BILLET
    ICT Billet Gen 5 Crankshaft Position Sensor to LS Gen IV Harness Adapter 6
    $43.99
    ICT BILLET
    In stock
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  • Haltech Nexus R5 ECU + Universal V8 Terminated Harness
    Haltech
    Haltech Nexus R5 ECU + Universal V8 Terminated Harness
    $5,164.00
    Haltech
    In stock
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  • Holley Terminator X Max Early Truck 24x/1x LS MPFI Kit with Transmission Control
    Holley
    Holley Terminator X Max Early Truck 24x/1x LS MPFI Kit with Transmission Control
    $1,899.95
    Holley
    In stock
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  • Holley CAN to USB Dongle – Communication Cable
    Holley
    Holley CAN to USB Dongle – Communication Cable
    (10% OFF)
    Special Price $74.24 Regular Price $82.49
    Holley
    In stock
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  • Holley Terminator X MPFI,15.5-17 Coyote VCT EV1
    Holley
    Holley Terminator X MPFI,15.5-17 Coyote VCT EV1
    $3,019.95
    Holley
    In stock
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  • Holley LS1/6 (24X/1X) Engine Main Harness, Extended Length
    Holley
    Holley LS1/6 (24X/1X) Engine Main Harness, Extended Length
    (10.02% OFF)
    Special Price $619.95 Regular Price $688.95
    Holley
    In stock
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  • GM Chevrolet Performance CPP LSX 454 EFI Engine Controller Kit - Manual
    GM
    GM Chevrolet Performance CPP LSX 454 EFI Engine Controller Kit - Manual
    $1,693.70
    GM
    In stock
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Items 145-168 of 217