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EFI / Electronic Fuel Injection Systems

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EFI / Electronic Fuel Injection Systems

Take a technological leap forward with a new electronic fuel injection system from Summit Racing. We carry many EFI systems—many self-tuning and self-learning—from...

Take a technological leap forward with a new electronic fuel injection system from Summit Racing. We carry many EFI systems—many self-tuning and self-learning—from the top players in engine performance, including MSD Ignition, Edelbrock, Holley, FAST, ACCEL, Chevrolet Performance, Quick Fuel, and more. Maximize the power, efficiency, and performance of your engine with a new electronic fuel injection system right for your application. Choose your EFI system now at Summit Racing!

Take a technological leap forward with a new electronic fuel injection system from Summit Racing. We carry many EFI systems—many self-tuning and self-learning—from the top players in engine performance, including MSD Ignition, Edelbrock, Holley, FAST, ACCEL, Chevrolet Performance, Quick Fuel, and more. Maximize the power, efficiency, and performance of your engine with a new electronic fuel injection system right for your application. Choose your EFI system now at Summit Racing!

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FiTech Ultimate LS 750 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76317

FiTech Ultimate LS 750 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76317

FiTech Ultimate LS 750 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76317

Ultimate LS 750 HP EFI System With Master Kit Short LS7 Port Intake

Part Number: FIF-76317

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits 31071

FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits 31071

FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits 31071

Retro LS 650 HP Classic Gold EFI System With Inline Fuel Delivery & Regulator Master Kit

Part Number: FIF-31071

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76601

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76601

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76601

Ultimate LS 500 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-76601

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79931

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79931

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79931

Ultimate LS 1000 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-79931

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Retro LS TBI 650 HP System Regulated In-Tank Pump Fuel Injection Master Kits 36571

FiTech Retro LS TBI 650 HP System Regulated In-Tank Pump Fuel Injection Master Kits 36571

FiTech Retro LS TBI 650 HP System Regulated In-Tank Pump Fuel Injection Master Kits 36571

Retro LS 650 HP Classic Gold EFI System With Go Fuel In-Tank Regulated Pump 255 LPH Master Kit

Part Number: FIF-36571

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 750 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76613

FiTech Ultimate LS 750 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76613

FiTech Ultimate LS 750 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76613

Ultimate LS 750 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-76613

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 79716

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 79716

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 79716

Ultimate LS 500 HP EFI System With Master Kit Short LS7 Port Intake

Part Number: FIF-79716

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76616

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76616

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76616

Ultimate LS 500 HP EFI System With Master Kit Short LS7 Port Intake

Part Number: FIF-76616

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76611

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76611

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76611

Ultimate LS 500 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-76611

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 78930

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 78930

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 78930

Ultimate LS 1000 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-78930

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 79934

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 79934

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 79934

Ultimate LS 1000 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-79934

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76312

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76312

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76312

Ultimate LS 500 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-76312

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 78931

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 78931

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 78931

Ultimate LS 1000 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-78931

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 78934

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 78934

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 78934

Ultimate LS 1000 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-78934

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76615

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76615

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76615

Ultimate LS 500 HP EFI System With Master Kit Short LS7 Port Intake

Part Number: FIF-76615

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 78712

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 78712

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 78712

Ultimate LS 500 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-78712

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Retro LS TBI 650 HP System In-Tank Pump Fuel Injection Master Kits 36371

FiTech Retro LS TBI 650 HP System In-Tank Pump Fuel Injection Master Kits 36371

FiTech Retro LS TBI 650 HP System In-Tank Pump Fuel Injection Master Kits 36371

Retro LS 650 HP Classic Gold EFI System With Go Fuel 340 LPH In-Tank Master Kit

Part Number: FIF-36371

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 78932

FiTech Ultimate LS 1,000 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 78932

FiTech Ultimate LS 1,000 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 78932

Ultimate LS 1000 HP EFI System With Master Kit Long Runner Cathedral Intake

Part Number: FIF-78932

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 79812

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 79812

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 79812

Ultimate LS 500 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-79812

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 78937

FiTech Ultimate LS 1,000 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 78937

FiTech Ultimate LS 1,000 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 78937

Ultimate LS 1000 HP EFI System With Master Kit Short LS7 Port Intake

Part Number: FIF-78937

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 78933

FiTech Ultimate LS 1,000 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 78933

FiTech Ultimate LS 1,000 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 78933

Ultimate LS 1000 HP EFI System With Master Kit Long Runner Cathedral Intake

Part Number: FIF-78933

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Retro LS TBI 650 HP System Force Fuel Injection Master Kits 35271

FiTech Retro LS TBI 650 HP System Force Fuel Injection Master Kits 35271

FiTech Retro LS TBI 650 HP System Force Fuel Injection Master Kits 35271

Fuel Injection System, Retro LS Kit 600 HP w/Trans Control 4 Barrel Style Throttle Body, Carb Style, w/ Force Fuel Delivery System, Kit

Part Number: FIF-35271

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 750 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76604

FiTech Ultimate LS 750 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76604

FiTech Ultimate LS 750 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76604

Ultimate LS 750 HP EFI System With Short Cathedral Intake & Transmission Control Master Kit

Part Number: FIF-76604

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 78936

FiTech Ultimate LS 1,000 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 78936

FiTech Ultimate LS 1,000 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 78936

Ultimate LS 1000 HP EFI System With Master Kit Short LS7 Port Intake

Part Number: FIF-78936

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76302

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76302

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76302

Ultimate LS 500 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-76302

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Related Articles

3 Reasons to Consider a Self-Learning Fuel Injection System Tech Article

3 Reasons to Consider a Self-Learning Fuel Injection System

Tuning is rewarding when you want to do it, but aggravating when you have to do it. Today’s self-learning fuel injection systems give us the best of both worlds. The injection units quickly learn what the engine wants to run at its best and offers additional tools for those who like to tinker.

Example images of throttle body and multi-port EFI kits Tech Article

Which fuel injection kit is right for me?

If you’re tired of messing with jets and needles, replacing your carburetor with a Fuel Injection System has never been easier. If you make the right choices, the system will work great with engine you have today. It can also support your planned upgrades.

Carbureted vs. EFI: Fuelab Tech Article

Carbureted vs. EFI: Fuelab Examines How Fuel Line Size Relates to Fuel Pressure Drop (and Why it Matters)!

Does size really matter when it comes to fuel lines? According to the fuel delivery system experts at Fuelab, it does. It’s because fuel line size and length have a direct effect on the amount of fuel pressure drop your fuel system will experience.

How do I pick the right size fuel injection kit? Tech Article

How do I pick the right size fuel injection kit?

EFI Kits are rated by the maximum horsepower they support with gasoline. But what about the smallest engine a system can support? Choosing an EFI system that’s too big will result in poor idle and bad throttle response, same as a carburetor. Keep reading to learn what affects these ratings and how to pick the right kit for your motor.

Can I run a turbocharger, supercharger, or nitrous oxide with my fuel injection kit? Tech Article

Can I run a turbocharger, supercharger, or nitrous oxide with my fuel injection kit?

Power adders like nitrous, turbochargers, and superchargers are a natural fit with EFI. If you want to use power adders now or in the future, buy an EFI kit that is Power Adder Compatible from the start. A power adder compatible kit will work fine with or without boost or nitrous, and it might be impossible to make a non-compatible kit work with power adders. Unfortunately, not all power adder compatible kits are created equal. They usually have:

Can I use a fuel injection kit to control ignition timing? Tech Article

Can I use a fuel injection kit to control ignition timing?

Most fuel injection kits will work with your existing ignition system. All they really need is a tach signal. Ignition Timing Advance can be handled Mechanically and/or with Vacuum, just like with a carburetor.

An example of 2 different in-tank style fuel pumps. Tech Article

What type of electric fuel pump should I use?

Electric fuel pumps come in three basic types. As long as a fuel pump provides the Flow Rate your engine needs at the pressure your Fuel Injected or Carbureted system requires, it will work just fine. It is just a matter of deciding which one works best for your installation.