Kicker KSC650 6.5-Inch Coaxial Speakers w/.75-Inch tweeters, 4-OhmSmooth detail Kicker designed their KS Series to be a substantial step up from run of the mill or older, deteriorating factory speakers. The KSC6504 6 1 2" speakers feature a polypropylene woofer that provides a satisfying, natural sound, paired with a 3 4" silk dome tweeter that prioritizes smoothness in your music's vocal and instrumental details. Install a pair and rediscover how your favorite songs were meant to be heard. Kicker prioritizes fit