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Holley's Super Sniper EFI 650 is the #1 way to convert your blow-through carbureted turbo engine to fuel injection w/just 4 simple connections required. This 4-barrel system features a dual pattern bolt on design built to fit 4150 flange & spreadbore manifolds. Super Sniper is designed specifically for lower horsepower boosted applications or someone just looking for some additional sensor inputs. Super Sniper can support up to 650HP naturally aspirated or 600HP boosted w/4 100 LB/HR Injectors.\nWe want everything to be as simple as it can be for you! Sniper kits are built & designed to be installed at home in your garage or driveway w/limited tools & the support of Holley's comprehensive installation manual & videos. An afternoon in the garage & you will be enjoying improved engine performance, better MPG's & easier starting. After the simple installation it's time to let your Sniper begin the self-tuning process. Our user-friendly calibration wizard allows you to just answer a few questions about your engine & the system will begin self-tuning w/no laptop required. You don't have to be a computer wiz or specialize in tuning to use a Sniper EFI system! Use the high resolution 3.5" full color touchscreen for tuning & gauge displays.\nSniper EFI is part of a complete ecosystem! Your new Sniper kit pair's seamlessly together w/Holley's Sniper Hyperspark Ignition, Fuel System's, Air Cleaners, Throttle Body & Digital Dash to unlock the full potential of your build. Complete your fuel injection journey by checking out our full offer of ignition, fueling & accessories!