Alpine SXE 1325S 2 Way Coaxial Speaker System Box for BMW 5 Series E39 Touring Sedan Back At The Front Doors And Tailgate and Roof Sky : Amazon.de: Electronics & Photo
BMW E39 5-Series Alpine and Kicker Audio Upgrade – Overdrive Auto Tuning
1999 2000 2001 2002 BMW 525I 528I 530I 540I E39 Door Midrange Speaker - 65138369 | eBay