Aftermarket Amp/Sub Install Guide (E9X BMW w/ Logic7) - Boosted Media MD - 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)
SPEAKERS AMPLIFIER HARMAN LOGIC 7 BMW M5 E60 6930903
2007 BMW 650i E63 645ci Logic 7 Subwoofer Set, Under Seat Speakers 9144203 | PK Auto Parts Inc.
BMW E90 E92 E93 CENTER LEFT DRIVER LOGIC 7 SUB WOOFER BASS SPEAKER OEM | eBay
Newer car, newer build BMW E90 | DIYMobileAudio.com Car Stereo Forum
2013 BMW 335is 335i E92 #1018 Logic 7 Hi Fi Speaker Subwoofer Tweeter Set | PK Auto Parts Inc.
11870588928 MERCEDES E W212 CLS W218 SUBWOOFER LOUDSPEAKER 0378