Maxxsonics, which owns the MB Quart, Crunch, Hifonics and Autotek brands, is now tracking the serial numbers on all of its car amplifiers and it is offering consumers a factory direct extended warranty on its amps…
17Feb 2011
Maxxsonics, which owns the MB Quart, Crunch, Hifonics and Autotek brands, is now tracking the serial numbers on all of its car amplifiers and it is offering consumers a factory direct extended warranty on its amps…