Powerful and affordable upgrade to your existing car speakers—ideal for audio enthusiasts who want great sound and bass that performs without breaking the bank. These JBL CS-1200WSI Car Audio Subwoofer are an awesome upgrade to your existing car speaker. With 1200 watts of peak power handling and a frequency response of 23Hz-450kHz, you’ll hear a wide range of bass that’ll make even studio engineers jealous. Low levels shine through, too, thanks to its high sensitivity of 90dB. If you want a great-sounding, affordable upgrade for your ride, the CS-1200WSI is a no-brainer.