2) Kicker S10L7-4 10" 1200W 4 Ohm Solo Baric L7 Car Subs+1500W Amplifier+Amp Kit

Square vs. Round: More cone area results in greater sound pressure produced by the woofer
The massive motor structure of the L7 paired with KICKER's patented square-woofer technology provides extreme output capability
Heat-sinking cast aluminum basket provides a strong motor foundation and maintains low temperatures during long-term operation
Solid-dome extended pole piece maintains precise voice-coil control and aids in heat dissipation
Rockville RXD-M4 6000 Watt/3000w Mono Class D 1 Ohm Car Stereo Amplifier With Optical Coupler Technology
CEA Power Ratings (Rated at less than 1 % distortion): 1500 Watts x 1 Channel at 1 ohm <1% THD+N 1000 x 1 Channel @ 2 Ohms <1% THD+N, 750 @ 4 Ohms <1% THD+N) (Use these CEA ratings when matching and comparing with other CEA compliant brands such as Kicker, Rockford Fosgate, etc)
RMS: 1 x 3000 Watts @ 1 ohm / 1 x 2000 @ 2 Ohms / 1 x 1500 @ 4 Ohms (Use these RMS ratings when comparing with great brands such as Hifonics, Earthquake, Soundstream, etc)
Peak Power: 1 x 6000 Watts @ 1 ohm, 1 x 4000 @ 2 ohms / 1 x 3000 @ 4 Ohms (This rating is the amount of power the amp can produce for a split second at the peak burst of a song)
Bridged Power: 12000 Watts @ 2 ohm (When Two Units are Bridged Together)
Low Pass Filter: 50Hz - 250Hz
Subsonic Filter: 15Hz - 55Hz
Minimum THD at Rated Power: < 0.05%
S / N Ratio: > 100dB
Frequency Response: 10Hz - 500Hz
Damping Factor: > 220 @ 100Hz
200 Amp External In-Line ANL Fuse Block
Dimensions: (W x H x L) 8.5˝ x 1.8˝ x 17.7˝
0 Gauge Power Amplifier Installation Kit
Designed specifically for car audio systems over 1000 watts RMS to 3000 Watts
Strand Count: 4704
BC-5W2 Compliant