Its an Autometer gauge that is a performance meter much like the GTechs and Passports. Here's a link to Summit's site:
http://store.summitracing.com/defau...earchinresults=false&N=0&target=egnsearch.asp
And a pic:
http://store.summitracing.com/defau...earchinresults=false&N=0&target=egnsearch.asp
And a pic:
I wasn't really in the market for a performance meter, anyway. Just curious. It looked pretty cool.