The Boss Audio R1100M amplifier is Bluetooth-enabled and includes a wireless remote. It's one of only two car audio amplifiers we tested with Bluetooth.
The BESTISAN powered subwoofer not only has super bass and clear treble, but also excellent sound quality, unique decoration and reasonable price.
The EVL-12 D4 is a 12" subwoofer that is tuned to provide deep, low frequency bass. This subwoofer can do best with 2 ohm impedance equipped systems.
The D K58's are loaded. They deliver deep and strong bass, even at lower levels. The amp, though, is a little loud for my taste.
Rockville Punisher 12D1 12" 5600w Peak Car Audio Competition Subwoofer Dual 1-Ohm Sub 1400w RMS CEA Rated
The Punisher series from Rockville have incredibly low resonance, substantial low frequency output, excellent sound quality, and durable construction.
Soundstage is wide and enveloping. Bass is punchy, deep and convincing throughout. Midrange is tight and bassy, and beauty is effortless. The Polk Audio PSW10 will make your music sound better.
The Terminator II Series TNE212D 1,200-Watt dual 12-inch subwoofer enclosure is one of our favorite upgrades for cars looking for car audio upgrades.
Skar Audio is using direct injection technology and a unique set-up in SDR Series subwoofers to deliver clean bass for music listening.
The Skar audio subwoofer enclosure produces deep, rich bass. It has power and audio quality.
This audio adapter is easy to set up. It connects to most portable speakers, making it a good replacement for your included aux cord. It has 10 meters of wireless range so you can use it in any room in your home without worrying if your connection will drop.