LOS ANGELES, CA (04.27.2019) – Diamond Audio has announced that it is now shipping its highly-anticipated Motorsport series MS69CX 6”X9” coaxsub speakers. These unique “coaxsub” speakers were developed and engineered to outperform your typical standard 6”X9” coaxial speaker by utilizing a much larger surround for greater excursion resulting in more low end bass output. An oversized LOS ANGELES, CA (04.27.2019) – Diamond Audio has announced that it is now shipping its highly-anticipated Motorsport series MS69CX 6”X9” coaxsub speakers. These unique “coaxsub” speakers were developed and engineered to outperform your typical standard 6”X9” coaxial speaker by utilizing a much larger surround for greater excursion resulting in more low end bass output. An oversized