BMW Genuine Alarm System Switch for 525i 528i 530i 540i 540iP M5 Z4 2.5i Z4 3.0i Z4 3.0si Z4 M3.2 Z4 3.0si Z4 M3.2 BMW Genuine Alarm System Switch Please see Product Description below for vehicle compatibility. Manufacturer Warranty: 24000 miles or 2 years Quantity within package: 1