...amp to choose...? The speakers that I'm buying are the INFINITY 693.9i 330W 3-Way 6 x9 Inch Speakers, and I cant decided between, Polk Audio PA500 4 4-Channel Bridgeable Power Amplifier, Kenwood eXcelon XR-4S Reference Fit 4-Channel, Kenwood X600F 4 Channel Power Amplifier, Infinity...
...front and rear? I had thought about buying the Polk Audio MM691 6x9 3-Way Speakers, for the rear deck and then buying the INFINITY 693.9i 330W 3-Way 6 x9 Inch Speakers for the front doors. OR would it be suggested to stick with all infinity or all polk audio? any suggestions, and if you want...