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Configure the amplifier for your desired channel count and set up the 3-way Linkwitz-Riley crossovers for front
automated frequency correction
Climate and SWC Retention All In One Kit
Always verify your BMW's chassis code before ordering
AudioControl SPK-12S4 Spike 12" Single 4-Ohm High Performance Subwoofer GME UHF/CB Antennas Configure the amplifier for yourAudioControl SPK 12S4 Spike 12" Single 4 Ohm High Performance Subwoofer Ultimate Bass Excellence Spike Series 12 inch single 4 ohm high performance subwoofer delivering ultra low bass with 14mm linear excursion, fiber matrix paper cone with mica coating, and advanced dual damping system Product Overview The AudioControl SPK 12S4 Spike Series 12" subwoofer represents the ultimate in high performance bass reproduction, engineered for enthusiasts who
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