Amazon.com: BOSS Audio Systems CH6930 Chaos Series 6 x 9 Inch Car Stereo Door Speakers - 400 Watts Max, 3 Way, Full Range Audio, Tweeters, Coaxial, Sold in Pairs : Everything Else
Amazon.com: BOSS Audio Systems P69.4C Phantom Series 6 x 9 Inch Car Door Speakers - 800 Watts (Pair), 4 Way, Full Range, Tweeters, Coaxial, Sold in Pairs, Hook Up to Stereo and Amplifier : Electronics