Yspeed: GPS speedometer - offer cool drawn and cool-running, car GPS speedometer for Android devices from developer dimsoft, with the following feature set:

Average and maximum speed.
Notice when the speed is exceeded (audible alarm).
8 predefined speed thresholds. Allows you to quickly change the maximum speed of a simple touch on the scale of speed.
Two speed scales: miles and kilometers.
The odometer measures the distance traveled in meters, kilometers or miles

.