STEG BM4 II COAX SPEAKERS DSP Durable chassis and quality internal

Durable chassis and quality internal components deliver reliable performance in everyday automotive environments

The STEG BM8II under-seat subwoofers for BMW and Mini feature a neodymium magnet

resonant lows and clear

🔊 Integrated Class-D Amplifier

STEG BM4 II COAX SPEAKERS DSP Durable chassis and quality internalThe new STEG Upgrade Kit includes years and years of development, hours and hours of listening tests to select the best materials and enclose them in a unique product. The new Kit for BMW is the ultimate expression of sound reproduction and uncompromising design, just take off the original and replace it with this new STEG Kit to appreciate a radical change of sound quality immediately without moving any bore or cutting off some cables from original.