Left and Right exhaust bank shown on a single gauge side by side.
The ZR-4 Gauge works with the Zeitronix Zt-4 Wideband AFR meter. It also can be used with Zt-2 and Zt-3 combo for dual channel AFR read out.
The ZR-4 Gauge plugs into the Zt-4 or Zt-2 DATA port and can be used while data logging.
Clean and easy plug and play installation: power and display information is provided using one wire connecting to the Zt-4 GAUGE / DATA port. The ZR-4 cable length is 1.5m and can be extended if needed.