Rockford Fosgate P1000X2 2 Channel Amplifier - 300x2 @ 4-Ohm, 500x2 @ 2-Ohm, 1000x1 @ 4-Ohm Bridged - The Punch P1000X2 is a 2-channel stereo amplifier capable of producing 500 Watts into each channel at 2-Ohms. The P1000X2 amplifier is great with full-range or component systems or can be bridged for use with several subwoofers.The P1000X2 is an excellent way to PUNCH up your sound system without monopolizing your entire trunk - that way you have more room for subs! With its massive output stage, this amplifier is best suited for driving a pair of 8-ohm SVC subwoofers or four 2-ohm DVC subwoofers. Remember to utilize the recommended power and speaker cables to optimize power delivery. Features - High level input capable with Auto Turn-On circuit RCA pass-thru outputs Features C.L.E.A.N. Set-up Optional remote Punch Level Control (PLC2) ready (w/ input clip indicator) 12dB/octave Butterworth crossover On-board Punch EQ with +18dB boost @ 45Hz Cast aluminum heatsink Rockford Fosgate P3D4-15 15” Subwoofer- DVC (dual 4-Ohm), 600 Watts Rms, 1200 Watts Peak - The P3D4-15 is Rockford Fosgate's best performing Punch series subwoofer. The P3 subwoofers now feature anodized aluminum cones and dustcaps along with unique spider venting to keep the motor cooler than previous versions. These feature VAST technology to increase surface cone area up to 25% and a FlexFit basket for extreme installations. Best of all, a new hybrid stamp-cast basket offers the best of both worlds by providing super strength while minimizing weight and resonance