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REVIEW: TPLSM3 Custom Fiberglass Subwoofer Enclosure - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)
E46 M3 Convertible/Cabriolet | Keep 3 8" custom sub box? If yes, what new drivers? | DIYMobileAudio.com Car Stereo Forum
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10"Subwoofer Sub Box FOR BMW 3 Series E46 Custom Fit Twin Enclouser For AUDIO!: Amazon.co.uk: Electronics & Photo
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