We were thankful for having enough data from the dyno and the Holley EFI data logs to see exactly what this combination needs to make peak horsepower, as that will help determine our next steps in ...

Holley has been a world-leader in fuel systems for decades. They've recently upped the ante in the electronic fuel injection game with their Terminator line.

Holley's new Sniper EFI master kit for C2 and C3 Corvettes is a specific fuel system economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest ...

The Holley Sniper EFI Quadrajet is a self-contained throttle-body injection system that's a direct replacement for spreadbore Quadrajet carburetors found on many classic GM vehicles.

Holley Inc. (NYSE: HLLY), commonly referred to as “Holley Performance Brands,” leads in the design, manufacturing and marketing of high-performance products for automotive enthusiasts.

Originally launched in July 2023, Sniper 2 EFI is the next generation of Holley’s groundbreaking Sniper 1 product.

Our junkyard LS engine gets dyno tuned using Holley EFI and teaches us a lesson about choosing the correct torque converter for a turbo car.