600 HP Performance Throttle Bodies

FiTech's Go EFI-4 Power Adder Throttle Body System is for the enthusiast that demands more from their vehicle! If you are planning an upgrade for your power adder or normally aspirated engine, this is a perfect choice. This unit has all of the Go EFI system self-tuning features, including Annular Swirl Discharge fuel distribution, Nitrous, and Boost timing retard, along with extra Pro features needed for higher output engines. This Power Adder 600 HP Throttle Body System is capable of handling 25 lbs of boost and can be used in a blow-thru turbo, blower application or on a single roots style supercharger. This Power Adder unit will run a single stage of Wet Nitrous, optimize air-fuel ratios, and allow you to adjust and control ignition timing.