EFI - Fuel Injection

Why EFI?
Holley EFI is the perfect choice for your next fuel injection conversion, its closed loop tuning capabilities, easy to use software and parts availability make it a no brainer! Rely on the kits that the pro’s use, that’s right, ARCA, NASCAR trucks, NHRA Pro Stock and more all utilize Holley EFI for their tuning needs. From road racing, to circle track, off-road and drag racing, Holley’s fuel injection can be utilized in a variety of applications. Features such as boost control, transmission tuning and up to eight stages of nitrous come standard on HP & Dominator ECU’s. Make the switch to Holley EFI and find out just how easy it is to control your ride!Tech & Support Documents
Browse our technical documentation and downloads for information on Holley EFI.
Tech Videos
Watch out instructional videos on Holley EFI.
Frequently Asked Questions
Be sure and visit our frequently asked questions section for quick answers.
Certified Holley EFI Dealers
Do you need a custom kit built for your application? Do you need a system installed and tuned? Click here to find the Certified Holley EFI dealer in your area!
Carburetors

Why do I need a Holley Carburetor?
Holley is the most trusted name in carburetors, with over 100 years of experience you can count on us for the ultimate out of the box performance! With roots in OEM applications, NHRA Pro Stock, NASCAR and more, Holley Performance carburetors are the gold standard for quality, reliability and ease of tuning. Whether it be on the track or in your driveway, Holley Performance offers a wide variety of carburetors to support nearly any application. When making your next carburetor purchase, be sure to look at Holley’s extensive selection including top brands like Demon, Quick Fuel Technology, Brawler and more!Tech & Support Documents
Browse our technical documentation and downloads for information on carburetors.
Carburetor Rebuild Kit Selector
Are you looking to rebuild or replace parts on your carburetor? Just insert your carburetor model or list number in the Carburetor Rebuild Component Selector.
How to Choose Your Next Holley Carburetor!
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