BMW Genuine Valve Cover Stud - Cylinder Head To Valve Cover (7/6 X 29.5 Mm) 525i 320i 323i 325i 325is 328i M3 M3 3.2 525i 528i 530i 320i 323Ci 323i 325Ci 325i 325xi 328Ci 328i 330Ci 330i 330xi X5 3.0i 525i 530i X3 2.5i X3 3.0i Z4 2.5i Z4 3.0i Z3 2.5 Z3 2.5i Z3 2.8 Z3 3.0i Z3 M3.2 BMW Genuine Valve Cover Stud - Cylinder Head To Valve Cover (7/6 X 29.5 Mm) This part is used in Cylinder Head -- Manufacturer Warranty: 24000 miles or 2 years Please see Product Description below for vehicle compatibility