While it is easy to convert carbureted vehicles into EFI, not many solutions offer the option to forgo an external fuel pump. Luckily, there is the Sniper EFI Returnless Kits. These kits come with a returnless retrofit fuel module, the Sniper EFI Self-Learning Throttle Body, 20ft of Earl's Vapor Guard Fuel hose, and the required fittings and hardware for installation.

The system comes with a reliable 340 LPH fuel pump, supports applications of up to 650 hp thanks to four 100 lb/hr injectors, and an integrated ignition timing control and coil driver. The Sniper EFI Returnless Kit also has a self-tuning ECU with a high-resolution full-color touchscreen for control and gauge purposes.

The kit also includes a clamp-on O2 sensor kit that provides the ability for real-time Fuel Map Learn. Installing the Sniper EFI Returnless Kit is a straightforward process, coming with the needed hardware easily assembled using basic hand tools.

Enjoy a hassle-free EFI conversion process with the Sniper EFI Returnless Kits!

Holley has been known in the fuel system market for over a century with special mention to the NASCAR Sprint Cup team and almost every NHRA Pro-stock victors in terms of carburetor service. Now, Holley is entering the EFI arena and various applications that range from daily drivers to track monsters.

Holley has a massive product lineup including, but not limited to, fuel pumps, intake manifolds, and entire fuel systems, along with aesthetic accessories for street, race, and marine applications. Holley also boasts unparalleled compatibility with sister company products like Hooker Headers, Flowtech Exhaust, and more to give you endless possibilities for your upgrade path.

Committed to bringing customers the best products for customization and performance has been a priority of Holley since its inception. Dominate your playing field with Holley's innovative lineup of fuel system products.