Originally Posted by Hoopride2000
Well I know that it tests Db but what is the point unless you are in a bass off? I mean I listen to music everyday in my car, turn the volume knob to the right and it gets louder...what else do you need?

Well concider it like tuning. Put your car on the Dyno, tells you HP, TQ, etc. Then go fuck with some adjustments, throw it back on the dyno, and see if your car got faster. Same thing with DB, you tune your system to see if you can get more bass out of it.