span aria label Boost AFR readout in different situations iPhone 5S by Victor N 5 years ago 10 minutes 1 210 views Boost AFR readout in different situations iPhone 5S span
Aem digital wideband uego fail safe air / fuel & boost vacuum gauge all in one wideband failsafe gauge faceplate styles. Available failsafe strategies will ultimately be dependent on the capability of the EMS or piggyback engine controller. The Wideband FAILSAFE Gauge is an ideal engine tuning tool.