BMW Coaxial Stage One Speaker Upgrade for E90 Sedan with Base Audio - Bavsound BSD.S1.E89.HK-Kit

**Bavsound Stage One Coaxial Speaker Upgrade Kit for BMW E90/E91 3-Series (Base Audio)**

Transform your BMW's audio experience with the Bavsound Stage One Coaxial Speaker Upgrade Kit. Specifically engineered for BMW E90 3-Series Sedans and E91 Wagons equipped with the factory **Base Audio system** (vehicles without BMW's S676A HiFi or S688A Harman Kardon premium sound options).

This premium, plug-and-play kit replaces your original, underperforming speakers with high-fidelity Bavsound coaxial drivers, delivering dramatically improved clarity, detail, and depth across the entire audio spectrum. Experience crisper highs, richer mids, and a more balanced soundstage, transforming your car's acoustics without the need for complex modifications.

**Part Number:** BAV-BSDS1E90E91E92BAV2Kit
**Bavsound PN:** BSD.S1.E89.HK-Kit

**Compatible with a wide range of E90/E91 models including:** BMW 325i, 325xi, 330i, 330xi, 328i, 328xi, 335i, 335xi, M3 (E90 Sedan), 328i xDrive, 335d, and 335i xDrive, across model years 2006-2012, *provided they are equipped with the base audio system*. Upgrade your sound, not your car's wiring.