COAXIAL SPEAKER UPGRADE VIBE OPTISOUND AUDIO FOR BMW 3 SERIES E90 E91 E92 E93
VIBE presents the OPTISOUNDBMW4R Coaxial upgrade speaker, this coaxial can be used in a multitude of BMW vehicles as a front upgrade in Base vehicles or addition to the read. Type Coaxial. Speaker Size 4” (100mm).