Testing a Harman Kardon Logic 7 subwoofer with a Jensen A222HX car amplifier - YouTube
Logic 7 underseat sub woofers - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)
OEM BMW E92 E90 E93 Speakers Sub Subwoofer Logic 7 Harman Kardon DSP L – oeM Garage
✓ 06-13 OEM BMW E90 E92 Bass Speaker Sub Subwoofer Logic 7 Harman Kardon DSP L7 | eBay
8 inch Subwoofer Logic 7 BMW 2 series GT AT F45 F46 5 Series, Car Accessories, Electronics & Lights on Carousell
65136929102 6929102 LOUDSPEAKER AUDIO LOGIC 7 SUBWOOFER RIGHT BMW E90 E92
OEM BMW E92 E90 E93 Speakers Sub Subwoofer Logic 7 Harman Kardon DSP L – oeM Garage