Holley Sniper 2 4150 EFI Master Kit with Bluetooth & Returnless Drop-In Pump without PDM

Whether you need support for 650 naturally aspirated horsepower or 575 HP on boost, the Sniper 2 EFI master kit has got your back. This Holley kit is perfect for 4150-flange carburetors and comes in a black or polished finish. Just answer a few simple questions and it’ll set up a base map and start self-tuning—no laptop required, making it easy for beginners. You can also tweak the system’s settings from your phone since the Bluetooth dongle works with Android and iOS. Pair it with any component part of the Sniper EFI ecosystem for transformational performance.

Features and Benefits:
- For 4-Barrel, 4150-Flange Carburetors
- Available with Black or Polished Finish
- Supports up to 650 Naturally Aspirated (NA) Horsepower
- Supports 575 HP on Boost with (4) 100 lb/hr Injectors
- Calibration Wizard Creates Base Map & Self-Tunes
- No Laptop or Tuning Experience Required
- Bluetooth Compatible with iOS and Android Phones
- Compatible with Other Sniper EFI Components
- Redesigned Throttle Shaft and Plate Geometry
- Smoother Throttle Feel, Easy Cold Starts, & Refined Fuel Economy
- Onboard Contactless Magnetic TPS Sensor
- Kickdown Provisions: GM TH350/400, 200-4R/700R4, & Ford C4/C6
- “Hidden Harness” for Clean Appearance
- Redesigned Injector Connector for Better Reliability
- Cast-In Fuel Crossover From Primary to Secondary Fuel Rail
- Includes Returnless Drop-In Fuel Pump
- Next Gen, Mil-Spec Style, M8 Positive Lock Connector for CAN1/CAN2

The kit’s redesigned throttle shaft and plate geometry give you a smoother throttle feel, easy cold starts, and better fuel economy. Ready for a variety of setups, it’s also integrated with kickdown provisions for GM TH350/400, 200-4R/700R4, and Ford C4/C6 applications. Regardless of your setup, the redesigned injector connector guarantees you get better reliability for lasting operation. Best of all, the “hidden” harness design keeps your engine bay looking clean and uncluttered. The package is complete with a returnless, drop-in fuel pump and a mil-spec M8 positive lock connector.

Vehicle Fitment:
- 1965-1995 Ford Mustang
- 1966-1977 Ford Bronco
- 1948-1979 Ford F-100
- 1960-1987 Chevy C10
- 1988-1998 Chevy/GMC C/K

Tech Tip: The fuel system includes a 20’ and 3/8” Vapor Guard fuel hose, fuel filter before and after the pump, fuel pressure regulator, fuel fittings, and the necessary hardware.

Additional Notes:
- This kit does NOT include a power distribution module.
- The Sniper 2 EFI software does NOT support nitrous control.