Alpine S2-A55V (S2 – Series Amplifier)

Hi-Res Audio Certified for Pristine Detail

The S2-A55V is Hi-Res Audio Certified, delivering an extended frequency response up to 40kHz. Enjoy detailed highs, vibrant mids, and clean lows for studio-quality playback that brings you closer to the artist’s original sound.

Power Your Full System from a Single Amp

With its 5-channel configuration, the S2-A55V is engineered to drive your entire audio setup—four channels for mids and highs and one powerful channel for subwoofer output. Whether you’re upgrading factory speakers or building a custom system, this amp delivers clean, distortion-free sound with ease.

Flexible Integration with Any Vehicle

Featuring a three-position selectable remote turn-on circuit, this amp ensures seamless compatibility with both OEM head units and aftermarket receivers. The smart power-on logic makes it ideal for use with today’s advanced in-vehicle technologies.

Simplified Control Access & Clean Aesthetics

To accommodate tight installs, the side-panel control layout provides quick access to gain and crossover settings—especially useful when mounted under seats or in shallow enclosures. Removable end caps keep connections hidden, offering a sleek and professional finish.