How about a little "Bling"... (photoshop!)
The gear indicator would be easy to install, but that Porsche 918RSR shift light would be a little tricky to install on a 986 steering wheel
There are a few aftermarket solutions from CARTEK, but I don't like their looks as much.
Car 54, where are you? That would be another cool project (a copy of the 918RSR shift light with OBD and Bluetooth support) for our forum engineer Fred