2) Alpine SWT-10S2 10-Inch 2000W Shallow Subwoofers+1800W Mono Amplifier +Amp Kit

    2 X Alpine SWT-10S2 10" truck subwoofer with 2-ohm voice coil + DS18 G1800.1D Car Audio Amplifier 1-Channel Class D Monoblock 1800 Watts + Raptor R2AK4 4 Gauge Complete Amp Kit w/ RCA for Up to 1100W Systems       Alpine SWT-10S2 10" truck subwoofer with 2-ohm voice coil   Here's a big bass breakthrough for truck lovers. Alpine engineered their SWT-10S2 10" subwoofer to go behind your seat, and sound especially good in the limited space of a truck cab.This deep-sounding, high-performance sub works well in shallow enclosures that'll fit behind or under the seat in your truck. A "high amplitude" surround allows more cone travel than a regular sub, so the SWT-10S2 can push more air and play louder.   Airflow ensured Subs get hot as they play, and the heat usually gets vented away via a port in the back of the sub's pole piece. Alpine recessed the pole port and added cooling air vents on the sides of the frame, allowing you to use an enclosure with an inside cle