I think there's already a thread about this somewhere. I have an UltraGauge and a ScanGaugeII before that.

A dedicated display is best, IMO. No more juggling about with cables and mounting brackets. And the way I installed mine makes it flow really well with the rest of the car's instrument panel.




You can assign between 4-8 'digital gauges' per page and you can have up to eight pages. Here's an example of three of my custom pages: