Originally Posted by
jnelson214
I am getting ready to order my first speed passion esc and I was curious what program card i Need? I know the GT2.1 prostock works with either card but do I NEED to spend the extra $20 to get the better card? thanks
All the GT2.0/2.1 series speedos come with the std. LED card. If you can spend the extra... get the LCD card. This will help you interface with a laptop/PC and you will be able to D/L the latest software from Speed Passion. Then be able to flash your speedo.