2) ROCKFORD R2D2-10 1000W 10 Inch Subwoofers + Dodge Ram Quad Cab '02-15 Box Max Power: 500 Watts for each Sub (1000 Watts for the Pair) RMS Power: 250 Watts for each Sub (500 Watts for the Pair) Quantity: 2 Subwoofers Total Size: 10" CEA 2031 Compliant