BMW Genuine Foam Bump Stop for Strut Shock Front Left or Right E46 E85 E86 320i 323Ci 323i 325Ci 325i 328Ci 328i 330Ci 330i Z4 2.5i Z4 3.0i Z4 3.0si Z4 3.0si BMW Genuine Foam Bump Stop for Strut Shock Front Left or Right E46 E85 E86 Only for cars with sport suspension. GUIDE SUPPORT/SPRING PAD/ATTACHING PARTS -- Retrofit kit, Performance suspension -- Manufacturer Warranty: 24000 miles or 2 years Please see Product Description below for vehicle compatibility