Alpine S-Series mono subwoofer amplifier — 600 watts RMS x 1 at 2 ohms

Alpine makes it a little easier to get great bass in your vehicle, especially if you drive a compact car. Their S-Series S-A60M mono subwoofer amplifier can deliver up to 600 watts RMS to your sub, guaranteeing some powerful bass on your drive. And Alpine made this amp so small — it's got less than an 8" by 8" footprint and it's just over 2" tall — it can fit almost anywhere. Enhanced Shutdown Performance technology rolls back the output a bit when the amp threatens to overheat from playing at its limits too long. Instead of shutting down completely, it continues playing your music, until it cools enough to return to full power. A low-pass filter and adjustable bass boost put you in command of the frequencies that reach your subs. The amp includes preamp- and speaker-level inputs, so you can install it in almost any vehicle, even one with a factory radio. If you're using the speaker-level inputs, the amp senses an incoming signal and turns itself on, eliminating the need to run a turn-on wire back to your ...