If you have a blown speaker, it is best to replace it in a pair with the opposite side. If you have upgraded your head unit and or amplifier, a high-quality aftermarket speaker set will unlock the potential for even better sound characteristics.
Improve your subpar BMW audio system with a premium sound upgrade from BavSound. BavSound is the industry leader in audio upgrades for BMW applications. This audio equipment is 100% plug and play, resulting in effortless installation and OEM finish. Whether you're hoping to future-proof your classic BMW, or improve the quality of your newer BMW, look no further than BavSound! This Subwoofer upgrade from BavSound includes a pair of new and improved 8 ohm subwoofers that provide superb bass quality. They offer a tighter, punchier base while also doubling the output over the standard subwoofers. Upgrade to louder, cleaner, and clearer base with the Ghost Underseat Subwoofers from BavSound. Features Include: Tighter, Punchier Base Easy Installation - DIY/Plug and Play OEM Form Factor - Upgraded woofers take up no additional space 2x the base with factory amp 100 Day In-Car Trial with Satisfaction Guarantee *For vehicles with Harmon Kardon audio. **Heat gun and drill required for installation.
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