2003 Chevy Monte Carlo Engine Control Modules

93 products fit your

2003 Chevy Monte Carlo

Add Engine

Show Direct Fit Parts

Select Ignition Type

All

Factory GM

Ford Coyote

Ford 4V Mod Stock Coils

Gen III Hemi Coil-on-Plug

Ford 2V Mod Stock Coils

Holley Smart Coils

Universal

93 products

Sort By:

Clear All

Fitment

2003 Chevy Monte Carlo

Department

Street

Application

Modern Muscle

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

FiTech |

#521300031

FiTech 30003-1 Replacement ECU for Fitech 30003 Go Street EFI

(1)

$271.00

/each

$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

FiTech |

#521700501

FiTech 70050-1 Fuel Injection Engine Management System, LS ECU

Sold in Quantity:

Each

Drive-By-Wire Capable:

$567.00

/each

$275 Off

Holley |

#4255501631

Holley 550-1631 Terminator X Max Late LT, Trans Control DBW

Ignition Type:

Factory GM

Tuner Style:

Touchscreen Handheld

Throttle Style:

Drive-By-Wire

$3,549.95

/kit

$3,824.95

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 Chevy Performance Engines

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Small Block and Big Block Chevy Engine Flexplate Guide

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

Chevy 350 and Ford 302 Performance Upgrades

Learn how to upgrade your stock Chevy 350 or Ford 302 for peak performance with bent exhaust systems and more. Don't settle for stock in your crate engine.

Chevelle 283 to a 496 BluePrint Crate Engine

In this project, you will see how Jeff repaints a garage sale 496 BluePrint crate engine and learn the importance of preparing the engine for a successful restoration.

Project Chevelle 383 Engine Tech Article

At long last, Project Chevelle gets a muscle car heart transplant in the form of a 383 from BluePrint Engines.

Replacing Front Control Arms - 1967 Chevelle

Next up is the suspension on Jeff's 1967 Chevelle project. Learn how to properly disassemble and remove components, such as the spindles and brakes. See tips on replacing the control arm bushings and using the right tools to get the job done.

Upgrading the Cooling System for a Small Block Chevy

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

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.

$210 Off

Holley |

#425550628

Holley 550-628 Ford Coyote Ti-VCT Capable HP EFI Kit, Bosch O2

Ignition Type:

Ford Coyote

Injector Connector:

USCAR (EV6)

Tuner Style:

USB/CAN Tuning Cable

$2,849.95

/each

$3,059.95

FAST 303000 XFI Sportsman EFI Multi-Port Engine Control System

FAST Fuel Air Spark Technology |

#282303000

FAST 303000 XFI Sportsman EFI Multi-Port Engine Control System

Ignition Type:

Universal

Tuner Style:

USB/CAN Tuning Cable

Sold in Quantity:

Kit

$1,990.95

/each

BluePrint BPPLS530 LS Engine Controller Kit

BluePrint Engines |

#227BPPLS530

BluePrint BPPLS530 LS Engine Controller Kit

Transmission Control:

Sold in Quantity:

Each

$2,299.00

/kit

$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

Holley |

#9109669

Holley 550-903 Terminator X LS1/LS6 MPFI Kit w/Pigtail/CAN Cable

Tuner Style:

Touchscreen Handheld

Sold in Quantity:

Kit

$1,472.73

/kit

Ignition Type:

Ford 4V Mod Stock Coils

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$2,049.95

/kit

$2,193.95

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$1,449.95

/kit

$1,574.95

Transmission Control:

Sold in Quantity:

Each

$659.95

/each

$714.95

$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

$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

$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

$269 Off

Holley |

#425550655

Holley 550-655 Dominator EFI Kit, COP Main Harness, Ford, EV1

Data Acquisition Replacement Component Type:

Dominator ECU - ECM - VCM

Sold in Quantity:

Kit

$3,499.95

/kit

$3,768.95

$242 Off

Holley |

#425550628N

Holley 550-628N Ford Coyote Ti-VCT Capable HP EFI Kit, NTK O2

Ignition Type:

Ford Coyote

Injector Connector:

USCAR (EV6)

Tuner Style:

USB/CAN Tuning Cable

$3,099.95

/kit

$3,341.95

$138 Off

Holley |

#425550950

Holley 550-950 Terminator X Max Universal MPFI Kit

Ignition Type:

Universal

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$1,999.95

/kit

$2,137.95

Showing 1 - 36 of 93 results

Shop Feedback:

Did you find what you are looking for?

2003 Chevy Monte Carlo Engine Control Modules

Ignition Type

Brand

Transmission Family

Availability

Discounts

Engine Family

Price

Customer Rating

Products

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

FiTech 30003-1 Replacement ECU for Fitech 30003 Go Street EFI

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

FiTech 70050-1 Fuel Injection Engine Management System, LS ECU

Holley 550-1631 Terminator X Max Late LT, Trans Control DBW

Related Articles

Holley 550-628 Ford Coyote Ti-VCT Capable HP EFI Kit, Bosch O2

FAST 303000 XFI Sportsman EFI Multi-Port Engine Control System

BluePrint BPPLS530 LS Engine Controller Kit

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

Holley 550-903 Terminator X LS1/LS6 MPFI Kit w/Pigtail/CAN Cable

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

Holley 550-909 Terminator X 24X/1X EV6 LS1/LS6 MPFI Kit

Holley 550-1601 Terminator X GM Gen V Late LT Kit

Holley 550-934 Terminator X Max 24X/1X EV6 LS MPFI Kit, DBW

Holley 550-1218 Terminator X, Ford Modular 4V, EV1 Injectors

FiTech 38301-5 Ultra Ram External ECU, Engine Management System

Holley 550-920 Terminator X Max 58X/4X EV1 LS MPFI Kit

Holley 550-903T Terminator X LS1 MPFI Kit

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

Edelbrock 35712 Pro-Flo 4 ECU/Harness For Gen IV 58X LS Engines

Holley 550-1225 Terminator X, 2007-13 Gen III Hemi, EV6 Injectors

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

Holley 550-1316 Terminator X Max, Ford Modular 2V, EV1 Injectors

Holley 550-916T Terminator X Max LS1 MPFI Kit

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

Holley 550-1219 Terminator X, Ford Modular 4V, EV6 Injectors

Holley 550-919T Terminator X Max 24X/1X EV6 LS MPFI Kit

Holley 550-926T Terminator X Max LS1 MPFI Kit

Holley 550-1600 Terminator X GM Gen V Early LT Kit

Holley 554-142 Injector Driver Module with Harness

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

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

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

Holley 550-655 Dominator EFI Kit, COP Main Harness, Ford, EV1

Holley 550-628N Ford Coyote Ti-VCT Capable HP EFI Kit, NTK O2

Holley 550-950 Terminator X Max Universal MPFI Kit

Popular Parts