Used Zeitronix Zt-2 W/ digital display,ZAVT-1( alarm/trigger), perfect working order, O2 sensor is pretty new, brand new air temp sensor, EGT probe and boost sensor also has external warning light you can set to almost any parameters and can be used as a trigger source W/ included relay. $480 Shipped
read more at http://www.zeitronix.com/Products/zt2/zt2.shtml

List of parts as sold my zeitronix:
Zt-2 + LCD Display Bundle
399.00
ZAVT-1 Warning/Trigger box
79.00
MAP sensor (50 PSI / 3.5 Bar)
119.00
Exhaust Gas Temperature Probe
89.00
Air Intake Temperature Sensor (3/8th NPT)
29.00
Relay
$11.00
Serial Data Splitter
$9.00
Item total NEW:$735.00 (used $480 shipped)