Kicker 40TCWS104 10" 600W Car/Truck Subwoofer + Box + 2000W Amplifier + Amp Kit New Kicker 40TCWS104 10" 600 Watt Car/Truck Loaded Subwoofer with Box 600 Watt Max 300 Watt RMS Factory-tuned, great-value CompS subwoofers and enclosures Ready-made KICKER bass that installs in minutes