Certified Refurbished - Kicker 40TCWS104 10-Inch 600W Loaded Subwoofer with Box with Amplifier with 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