BMW Subwoofer Installation and Upgrade Guide
Image: BMW 3 Series Right Side Subwoofer Bass Speaker for sale at MT Auto Parts for £39.79 Can you put a subwoofer in a BMW? Yes — and many BMWs already have bass speakers built into the factory audio system. On several BMW models, particularly those equipped with Harman Kardon or another upgraded audio system, low-frequency sound is produced by speakers mounted beneath the front seats rather than by a conventional subwoofer enclosure in the boot. That makes the underseat location one of the most practical places to upgrade the bass without losing boot space or changing the appearance of the interior. The BMW Underseat Subwoofer – What's Already There BMW's factory audio systems vary significantly between models and specifications. On many F-generation 1-5 Series and related models, upgraded systems use larger underseat woofers alongside the door and rear speakers. BMW audio specialists confirm that, for example, F-generation 3 and 4 Series cars could have 6.5-inch underseat ...