Introducing Sniper EFI 4150 2x4! Looking to convert your draw-through dual carbureted blower engine to EFI? Do you have a Tunnel Ram with dual quad carbs? Look no further! The Sniper EFI 4150 2x4 system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting 1250 HP on both naturally aspirated and forced induction applications. The Sniper EFI 4150 2x4 was designed for use on naturally aspirated engines, while the Super Sniper EFI 4150 2x4 system was developed for both naturally aspirated and draw through supercharged applications. The Super Sniper EFI 4150 2x4 system is equipped with an internal 2.5bar MAP sensor that is ready to be boost referenced out of the box, supporting up to 21.5 psi of boost on boosted applications. For applications making more than 21.5 psi of boost, the Super Sniper EFI 4150 2x4 system has three additional 0-5v Sensor Inputs which can be used for an external MAP Sensor as well as oil pressure and fuel pressure. Every Sniper EFI can be used with free downloadable Sniper EFI Software, giving you unlimited control of your engine. Super Sniper EFI 2x4 comes with a USB to CAN tuning cable allowing for live engine tuning.