Pioneer GM-DX971 Class D Mono Subwoofer Amplifier Audiobank and use the crossover and

and use the crossover and subsonic controls to suit the subwoofer enclosure and system response

The KAC-D5101 uses a variable low-pass filter to direct bass frequencies to the connected subwoofer

dash fitment

8-3/16 inches wide

Pioneer GM-DX971 Class D Mono Subwoofer Amplifier Audiobank and use the crossover andThe Pioneer GM DX971 is a mono Class D amplifier designed to add dedicated subwoofer power to a car audio system. It is built for systems that need stronger low frequency output than a receiver or full range amplifier can provide alone. With a stable operating range down to 1 ohm, it offers multiple wiring and power matching options for compatible subwoofers. This amplifier is intended for listeners building a focused bass section in a factory or