Kicker 40CWR84 8" CompR Car Subwoofer Kicker 40CWR84CompR 8" Car Subwoofer Power Rating: 800 Watts Peak / 400 Watts RMS Workhorse woofer with advanced components and superior technology 4-Ohm DVC, provides installation flexibility with a single pair of push-button wire terminals Large-diameter, progressive-roll spider with high-strength Spiralead tinsel leads