Willys Engine Control Modules

Get an exact fit for your

Willys

Year

Choose Year

Year

Make

Choose Make

Make

Model

Choose Model

Model

Select Ignition Type

All

124

Factory GM

Ford Coyote

Universal

Ford 4V Mod Stock Coils

Gen III Hemi Coil-on-Plug

Ford 2V Mod Stock Coils

Ford TFI

Holley Smart Coils

124 products

Sort By:

Clear All

Fitment

Willys

Products

$282 Off

Holley |

#425550659

Holley 550-659 Dominator EFI Kit, LS2 Main Harness, GM, EV1

Data Acquisition Replacement Component Type:

Dominator ECU - ECM - VCM

Sold in Quantity:

Kit

$3,599.95

/kit

$3,881.95

$200 Off

Holley |

#425554114

Holley 554-114 Dominator EFI ECU

Ignition Type:

Universal

GTIN Code:

090127665794

Sold in Quantity:

Each

$2,499.95

/each

$2,699.95

Edelbrock |

#32535711

Edelbrock 35711 Pro-Flo 4 ECU/Harness For Gen III 28X LS Engines

GTIN Code:

085347357116

Sold in Quantity:

Kit

$1,222.95

/each

$229 Off

Holley |

#425550601N

Holley EFI 550-601N HP EFI ECU And Harness Kits

Ignition Type:

Universal

Injector Connector:

GM TPI

Sold in Quantity:

Kit

$2,999.95

/each

$3,228.95

$242 Off

Holley |

#425550602N

Holley 550-602N HP EFI ECU & Harness Kit, LS1/LS6, NTK O2

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$3,099.95

/each

$3,341.95

Installing a Speedway Motors 22 Circuit Wiring Kit

This Chevelle project gets rewired with a Speedway Motors 22 Circuit wiring kit. Follow along as Jeff guides you through this application, starting with a good mounting location for the fuse box. Learn more on continuity, grounding and relays.

Gen III/IV LS Engine ID Guide

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Historic Indy Engines

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Engine Cylinder Numbers

Performance Engine Leveler W41036

A quick review of the Performance Tool W41036 Deluxe Engine Leveler available at Speedway Motors.

Pick a Side: LS Engines

The GM LS engine is the hot powerplant these days. But is there too much of a good thing?

Leak Down Check on a Micro Sprint Engine

It is most certainly an important procedure and should be part of a weekly maintenance routine.

Car Cooling System Components

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.

Winterizing Your Fuel System

The process on how to effectively winterize your fuel system in open wheel racing. This includes step by step instructions and recommended parts to use for your fuel system.

Disassembling Valvetrain Components

Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.

$125 Off

Holley |

#425550903T

Holley 550-903T Terminator X LS1 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$1,449.95

/each

$1,574.95

$125 Off

Holley |

#425550905T

Holley 550-905T Terminator X 58X/4X EV6 LS MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

USB/CAN Tuning Cable

$1,449.95

/kit

$1,574.95

$125 Off

Holley |

#425550909T

Holley 550-909T Terminator X 24X/1X EV1 LS MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$1,449.95

/kit

$1,574.95

$132 Off

Holley |

#425550916T

Holley 550-916T Terminator X Max LS1 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$1,949.95

/each

$2,081.95

$132 Off

Holley |

#425550918T

Holley 550-918T Terminator X Max LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

USB/CAN Tuning Cable

$1,949.95

/each

$2,081.95

$157 Off

Holley |

#425550926T

Holley 550-926T Terminator X Max LS1 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$2,149.95

/each

$2,306.95

$132 Off

Holley |

#425550930T

Holley 550-930T Terminator X Max Early Truck Engine MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

Multec 2

Tuner Style:

USB/CAN Tuning Cable

$1,949.95

/each

$2,081.95

$132 Off

Holley |

#425550931T

Holley 550-931T Terminator X Max LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

USB/CAN Tuning Cable

$1,949.95

/each

$2,081.95

$144 Off

Holley |

#4255501223

Holley 550-1223 Terminator X, 2003-06 Gen III Hemi, EV6 Injectors

Ignition Type:

Gen III Hemi Coil-on-Plug

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,049.95

/kit

$2,193.95

$269 Off

Holley |

#4255501313

Holley 550-1313 Terminator X Max, 13-15 Coyote Ti-VCT, EV6, 4R70W

Ignition Type:

Ford Coyote

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$3,499.95

/kit

$3,768.95

$188 Off

Holley |

#4255501317

Holley 550-1317 Terminator X Max, Ford Modular 2V, EV6 Injectors

Ignition Type:

Ford 2V Mod Stock Coils

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,399.95

/kit

$2,587.95

$188 Off

Holley |

#4255501318

Holley 550-1318 Terminator X Max, Ford Modular 4V, EV1 Injectors

Ignition Type:

Ford 4V Mod Stock Coils

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$2,399.95

/kit

$2,587.95

$269 Off

Holley |

#4255501409

Holley 550-1409 Terminator X Max, 11-12 Coyote Ti-VCT, EV6, DBW

Ignition Type:

Ford Coyote

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$3,499.95

/kit

$3,768.95

$269 Off

Holley |

#4255501412

Holley 550-1412 Terminator X Max, 15.5-17 Coyote Ti-VCT, EV1, DBW

Ignition Type:

Ford Coyote

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$3,499.95

/kit

$3,768.95

$269 Off

Holley |

#4255501413

Holley 550-1413 Terminator X Max, 15.5-17 Coyote Ti-VCT, EV6, DBW

Ignition Type:

Ford Coyote

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$3,499.95

/kit

$3,768.95

$187 Off

Holley |

#425554119

Holley 554-119 Terminator EFI ECU

Transmission Control:

GTIN Code:

090127685556

Sold in Quantity:

Each

$2,349.95

/each

$2,536.95

-7%

Holley |

#425554142

Holley 554-142 Injector Driver Module with Harness

Transmission Control:

Sold in Quantity:

Each

$659.95

/each

$714.95

-7%

Holley |

#425554143

Holley 554-143 Injector Driver Module, Programmable, 8 Channel

Transmission Control:

Sold in Quantity:

Each

$659.95

/each

$714.95

$244 Off

Holley |

#4255501620

Holley 550-1620 Terminator X Max GM Early LT, Drive-by-Wire

Ignition Type:

Factory GM

Tuner Style:

Touchscreen Handheld

Throttle Style:

Drive-By-Wire

$3,299.95

/kit

$3,543.95

$275 Off

Holley |

#4255501630

Holley 550-1630 Terminator X Max Early LT, Trans Control DBW

Ignition Type:

Factory GM

Tuner Style:

Touchscreen Handheld

Throttle Style:

Drive-By-Wire

$3,549.95

/kit

$3,824.95

-5%

Holley |

#425550910

Holley 550-910 Terminator X 58X/4X EV1 LS MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$1,599.95

/kit

$1,687.95

$138 Off

Holley |

#425550917

Holley 550-917 Terminator X Max Early Truck Engine MPFI Kit

(3)

Ignition Type:

Factory GM

Injector Connector:

Multec 2

Tuner Style:

Touchscreen Handheld

$1,999.95

/each

$2,137.95

$138 Off

Holley |

#425550919

Holley 550-919 Terminator X Max 24X/1X EV6 LS MPFI Trans Control

(1)

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,999.95

/kit

$2,137.95

$163 Off

Holley |

#425550928

Holley 550-928 Terminator X Max LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,199.95

/each

$2,362.95

$138 Off

Holley |

#425550931

Holley 550-931 Terminator X Max LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,999.95

/each

$2,137.95

$210 Off

Holley |

#425550602

Holley 550-602 HP EFI ECU & Harness Kit, LS1/LS6, Bosch O2

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$2,849.95

/each

$3,059.95

$210 Off

Holley |

#425550603

Holley 550-603 HP EFI ECU & Harness Kit, LS2/LS3/LS7, Bosch O2

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

USB/CAN Tuning Cable

$2,849.95

/each

$3,059.95

$187 Off

Holley |

#425550604

Holley 550-604 HP EFI ECU & Harness Kit, Universal, Bosch O2

Ignition Type:

Universal

Injector Connector:

Jetronic / Minitimer (EV1)

Sold in Quantity:

Kit

$2,749.95

/each

$2,936.95

-5%

Holley |

#425550903

Holley 550-903 Terminator X LS1/LS6 MPFI Kit

(2)

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$1,599.95

/each

$1,687.95

-5%

Holley |

#425550905

Holley 550-905 Terminator X LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,599.95

/each

$1,687.95

$138 Off

Holley |

#425550932

Holley 550-932 Terminator X Max 24X/1X EV6 LS MPFI Kit, DBW

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,999.95

/kit

$2,137.95

Showing 1 - 36 of 124 results

Shop Feedback:

Did you find what you are looking for?

Popular Makes and Parts

Gmc Engine Control Modules Willys Air Fuel Ratio Controllers Buick Engine Control Modules Chevy Engine Control Modules Pontiac Engine Control Modules Willys Fuel Injection Systems Willys Fuel Injection Pressure Sensors Willys Fuel Rails Oldsmobile Engine Control Modules Ford Engine Control Modules Willys Fuel Injectors Willys Fuel Injector Control Modules Willys Fuel Injection Throttle Bodies Willys Fuel Injection Throttle Body Adapters Nissan Engine Control Modules

Willys Engine Control Modules

Ignition Type

Brand

Application

Department

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Holley 550-659 Dominator EFI Kit, LS2 Main Harness, GM, EV1

Holley 554-114 Dominator EFI ECU

Edelbrock 35711 Pro-Flo 4 ECU/Harness For Gen III 28X LS Engines

Holley EFI 550-601N HP EFI ECU And Harness Kits

Holley 550-602N HP EFI ECU & Harness Kit, LS1/LS6, NTK O2

Related Articles

Holley 550-903T Terminator X LS1 MPFI Kit

Holley 550-905T Terminator X 58X/4X EV6 LS MPFI Kit

Holley 550-909T Terminator X 24X/1X EV1 LS MPFI Kit

Holley 550-916T Terminator X Max LS1 MPFI Kit

Holley 550-918T Terminator X Max LS2/LS3 MPFI Kit

Holley 550-926T Terminator X Max LS1 MPFI Kit

Holley 550-930T Terminator X Max Early Truck Engine MPFI Kit

Holley 550-931T Terminator X Max LS2/LS3 MPFI Kit

Holley 550-1223 Terminator X, 2003-06 Gen III Hemi, EV6 Injectors

Holley 550-1313 Terminator X Max, 13-15 Coyote Ti-VCT, EV6, 4R70W

Holley 550-1317 Terminator X Max, Ford Modular 2V, EV6 Injectors

Holley 550-1318 Terminator X Max, Ford Modular 4V, EV1 Injectors

Holley 550-1409 Terminator X Max, 11-12 Coyote Ti-VCT, EV6, DBW

Holley 550-1412 Terminator X Max, 15.5-17 Coyote Ti-VCT, EV1, DBW

Holley 550-1413 Terminator X Max, 15.5-17 Coyote Ti-VCT, EV6, DBW

Holley 554-119 Terminator EFI ECU

Holley 554-142 Injector Driver Module with Harness

Holley 554-143 Injector Driver Module, Programmable, 8 Channel

Holley 550-1620 Terminator X Max GM Early LT, Drive-by-Wire

Holley 550-1630 Terminator X Max Early LT, Trans Control DBW

Holley 550-910 Terminator X 58X/4X EV1 LS MPFI Kit

Holley 550-917 Terminator X Max Early Truck Engine MPFI Kit

Holley 550-919 Terminator X Max 24X/1X EV6 LS MPFI Trans Control

Holley 550-928 Terminator X Max LS2/LS3 MPFI Kit

Holley 550-931 Terminator X Max LS2/LS3 MPFI Kit

Holley 550-602 HP EFI ECU & Harness Kit, LS1/LS6, Bosch O2

Holley 550-603 HP EFI ECU & Harness Kit, LS2/LS3/LS7, Bosch O2

Holley 550-604 HP EFI ECU & Harness Kit, Universal, Bosch O2

Holley 550-903 Terminator X LS1/LS6 MPFI Kit

Holley 550-905 Terminator X LS2/LS3 MPFI Kit

Holley 550-932 Terminator X Max 24X/1X EV6 LS MPFI Kit, DBW

Popular Makes and Parts