The new Diablosport Trinity is out for the 2003-2005 Dodge SRT-4!
This device allows you to connect it to your car within seconds via the OBD2 port, and gives you all of this and more:
-Virtual gauge monitoring system that allows you to view dozens of engine parameters (oil temp, oil pressure, boost level, miles per gallon, knock, etc)
-PCM Flasher which allows you to load performance programs onto your pcm for increased boost and performance. Or, you can custom tune your own program with the unit.
-Check engine code diagnostics – find out why your check engine light is on, and erase the codes as well !
-0-60mph, 1/4 mile, 1/8th mile testing system – allows you to test your cars performance and see what your performance figures are!
Few screenshots : (It has DOZENS of customizable screen views)