Technically, I have 10 speakers in my my car...;)
I have a 3-way setup in front, with 5" woofers, 1.5" midranges, and 1" tweeters from a BMW 5 series.
In the rear, I have 5 1/2" JBL's with 1" tweeters in the center, and two 10" subwoofers.
I will be installing an amplifier soon. I think it...