User configurable display via buttons on the gauge face for changing AFR values
This allows users to take advantage of the precise factory resistor calibration when a sensor is new but then allows for free-air calibrations if the user desires when the sensor ages
MPVI4 is ready when you are
Free-air calibration may correct drift as a sensor ages
Licensing a module gives you the ability to tune it
Holley Standalone ECU Tuning GM User configurable display via buttonsHolley Standalone ECU Remote Tuning Complete custom calibration support for Holley EFI ECU,s HP, Dominator, Terminator X. What's Included: Custom base calibration tailored to your exact build Startup, idle, part throttle, and WOT tuning Fueling and timing optimization for drivability and power Boost, flex fuel, nitrous, multiple power adders Revision support via datalogs and email Requirements: Holley EFI system installed and wired correctly Wideband