FACTORY SYSTEM ADAPTERS ( LINE OUTPUT CONVERTERS )

The DOWN4SOUND Bass Max Pro MX Mexico Edition is a limited edition bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and...

The DOWN4SOUND Bass Max Pro Pink is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce bass...

The DOWN4SOUND Bass Max Pro Purple is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce...

The DOWN4SOUND Bass Max Pro Gray is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce bass...

The DOWN4SOUND Bass Max Pro Teal is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce bass...

The DOWN4SOUND Bass Max Pro Green is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce bass...

The DOWN4SOUND Bass Max Pro Orange is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce...

The DOWN4SOUND Bass Max Pro Red is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce bass...

The DOWN4SOUND Bass Max Pro Black Gloss is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats...

The DOWN4SOUND Bass Max Pro White Gloss is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats...

The DOWN4SOUND Bass Max Pro Blue is a bass restoration processor designed to recover lost low-frequency content and restore deeper, more powerful bass in car audio systems. Many factory radios, streaming sources, and compressed music formats reduce bass...

The DOWN4SOUND HI-LOW 2i is a compact 2-channel high-to-low line output converter designed to integrate factory audio systems with aftermarket amplifiers. It converts high-level speaker signals from an OEM head unit into a clean low-level RCA output,...