I've had the VEMS AFR/EGT gauge for a while now, but only just got round to fitting it.
Some back ground info is here: www.h-dev.co.uk/site/egt-afr-gauge.htm
And here are some install pics. This was my existing EGT gauge:
This is the new VEMS gauge. From the left, theres the lambda sensor socket, the lambda sensor, the gauge and the serial connector
The cables to the lambda sensor needed to be extended. I used 6 core armoured cable:
And here it is installed
I already had the EGT sensor installed in the turbo exit. I've placed the lambda sensor in the exhaust just after the pipe becomes horizontal.