Holley EFI 554-113 Engine Control Module

HP EFI ECU, USB Cable, and Software;<br><br>Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. The HP allows you to accurately control the fuel and ignition of your engine along with additional controls for NOS, boost or water meth.;

• NEW V4 SOFTWARE FEATURES
• “Quick Start” ignition and fueling strategy for LS x Engines
• Data Logger. Scalable axes, Smoothing, Multiple graph view ability, Pre-defined notes fields and many more
• Strip Chart Real-Time Data Viewer
• Integrated Boost Control - Boost vs Time, Boost vs Gear (Time or RPM), Boost vs RPM, Boost vs Speed, Launch control. Boost launch builder, Over-boost safeties, Boost scramble
• Traction Control - Power reduction via timing, nitrous percentage or boost (Requires Davis Technologies Holley Module)
• “Quick Start” fueling for all engines
• Option for VE based fueling strategy
• Fuel Map and Learn Function Smoothing
• Configurable User Password Protection
• Fully Configurable lap top Gauge Panel
• FEATURES
• Optional 5.7” full-color touchscreen LCD allows easy on-the-fly tuning,data-logging or can be used as an easy to see graphical gauge panel
• Eight sequentially driven 8:2 peak and hold injector drivers, capable of driving up to 16 low or high impedance injectors as a standard feature. Multiple staged injector strategies
• Eight channel Distributorless Ignition (DIS)outputs capable of directly driving “Smart” ignition coils or Holley DIS coils. Will drive 2 wire coils with the addition of PN 554-112 high current coil driver module
• Plug and Play control of factory GM 24x and 58x LSx engines
• Integrated single channel wide band oxygen sensor control. Works with NTK or Bosch sensors
• Internal data-logging standard with a huge 2GB of memory
• 4 Stage progressive nitrous control
• Turbo boost control