Holley EFI Coyote and Gen III Hemi Smart Coils
Holley EFI Smart Coils are a bolt-in ignition upgrade for your late-model Ford Coyote or Mopar Gen III Hemi engine. Compared to a stock coil, they produce more spark energy while consuming less power without sacrificing voltage output. This means you get a hotter spark at the plug to burn the maximum amount of fuel
The Benefits of Billet: Inside Noonan Race Engineering’s LS Engine Development
When it comes to high-performance engine work, the old adage, ‘you get what you pay for,’ certainly applies. That’s doubly true when you start talking about billet engines and key components such as blocks, cylinder heads and manifolds. In the still very popular world of LS engines, some engine shop customers are opting more and more for billet engines.
Holley EFI Lightweight Dominator ECU
Holley EFI’s new Lightweight Dominator ECU utilizes a lighter potting material than the standard Dominator unit, which reduces total weight by 1.8 pounds. This lightweight version is specifically intended for drag racing. It is not recommended for use in high-heat conditions (under-hood mounting installations), and applications with high continuous current draw. Features: Lightweight ECU potting
Holley EFI Terminator X Stealth 4500 2×4 Kits and Service Parts
The Terminator X ECU is designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ horsepower dragster or door car!
Howell EFI LT1/LT4 and EcoTec3 Harnesses for Classic Cars
Howell EFI harnesses are designed to transplant powerful engines into an unlimited number of applications from Street Rod, Pro-Touring, Off-Road, Sand Rails, Street Machines, and more.
454 Big Block Chevy Engine with EFI
While combing Summit Motorsports Park during the 2021 Hot Rod Power Tour for some standout cars and engines, we spotted Rick Cox and his 1961 Oldsmobile Dynamic 88, which had a 454 big block Chevy engine proudly on display. We had to know more and so should you. Check it out.
Honda Donates Three Repsol CBR1000RRs to Benefit Ride for Kids
To celebrate its 30th year as presenting sponsor of the Pediatric Brain Tumor Foundation’s Ride for Kids, American Honda is donating three Repsol-edition CBR1000RR sport bikes from its private collection, to be auctioned through Iconic Motorbikes. The auction will run September 3-10, with all proceeds going to the PBTF. The amount raised will be announced
Holley Die Cast EFI Bypass Fuel Pressure Regulator Kit
The regulator kit features a die cast aluminum body and a chrome top for corrosion resistance and good looks.
Holley Sniper EFI Muscle Car EFI 350 LPH Fuel Pump Kit
The 350 LPH Replacement pump for Muscle Car Modules is a great upgrade if you need to add more horsepower to an engine. The kit includes a high-pressure pump that flows 350 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 750 horsepower. The kit includes a
Holley Sniper EFI Fuel Tank Modules
If you are upgrading your ride to EFI, be sure to check out the OE Style 350 LPH EFI Fuel Pump Modules.
Holley EFI Terminator X High Impedance 220-LB/HR Fuel Injectors
This kit replaces all components and provide a new, larger, free flowing system that flows roughly 34% more than stock.
Inside EFI University
Ben founded EFI University, a high-performance engine training center, in 2003 when he decided to create a weekend seminar to help encourage engine builders to embrace electronic fuel injection. Within the first six months, he was overwhelmed with requests to continue teaching it.
Holley EFI Terminator X High Impedance Fuel Injectors
With a wide variety of fuel flow offerings from 42 lb./hr. to 120 lb./hr. you are sure to find an injector that matches your application.
Holley EFI Billet Fuel Rails for Ford Coyote and Mopar Gen III Hemi
The fuel rails feature a 5/8” diameter fuel passage that provides more flow capacity for high horsepower applications over the stock rails.
Holley EFI Terminator X Stealth 4150 and 4500 Throttle Bodies
The 4150-series is available in three finishes (shiny, gold and black) and the 4500-series is available in two finishes (shiny and black).
Holley EFI Modular Lo-Ram EFI Manifolds for GM LS3
The Lo-Ram intake manifolds are designed for forced induction (supercharged or turbocharged) engine applications.
Engine Tech Q&A Featuring Total Seal and EFI University
Join us for a live engine tech Q&A at 12pm EST on April 29, where you can ask Ben Strader, Keith Jones and Lake Speed Jr. all your burning engine questions. Nothing is off limits – everything from 11,000 rpm LS engines to 3,000 horsepower diesels and beyond is fair game for these experienced and
Holley Sniper EFI Stealth 4150 Braided Fuel Crossover Kits
These pre-assembled fuel crossovers are designed to provide ample clearance between the fuel hose and the TPS sensor.
Holley Terminator X Stealth 4150 EFI System
The Terminator X ECU features fuel maps that self-learn.
The EFI Tuning Evolution
Much of the acceptance of EFI has been due to aftermarket companies making them more user-friendly.