KICKER KA47KSC6504 6.5 inch 2-Way 400W Max Power 4 Ohms Car Audio Speaker PairKICKER KA47KSC6504 6. 75 inch 2 Way 400W Max Power 4 Ohms Car Audio Speaker Pair Kicker designed their KS Series to be a substantial step up from your factory speakers. The KSC6504 6 1 2" speakers feature a polypropylene woofer that provides a natural sound with a satisfying low end. And the 3 4" silk dome tweeter prioritizes smoothness in your music's vocal and instrumental details. Kick out your stale, old sound and rediscover how your favorite