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Automotive Upgrades

DD AUDIO EXPANDS E CLASS SPEAKER LINE

Oklahoma City, OK, Oct 4, 2017 — DD Audio announces the expansion of its E Class Speaker line with the release of the EX4 coaxial. The EX Coaxial Series now consists of a 6.5”, 6”x 9”, 5”x 7”, 5.25”, and 4” options. There will also be a 2.75” option released later this year. The EX4 has a shallow mounting depth…