the answer to this question is yes, no, and kind-of.

Yes... most clubman level cars run a standard boost guage you can buy in the store. I have a VDO in my cossie

No... WRC level cars do not run an actual "boost guage", this leads to the...

Kind of... on WRC level cars boost is measured by sensors and just one of the many perameters that can be displayed on the multifunction display.

Boost isn't something you'd ever look at while competing; you're way too busy driving. Boost is something you use to diagnose a problem, or initially map the engine.

 

okay well guys i just got an AVC-R in black... i hope it does what i want.
now i just need ideas of where to put it..

im going to start a new thread so see people can post pics.