if you dont you will barely hear anything. You could use a seperate HU if you wanted in the glovebox with an AUX in but then you would still have a radio of sorts. By the way, this is definately covered. You must use the search!
Fusion Brain Version 6 Released!
1.9in x 2.9in -- 47mm x 73mm
30 Digital Outputs -- Directly drive a relay
15 Analogue Inputs -- Read sensors like temperature, light, distance, acceleration, and more
Buy now in the MP3Car.com Store