Photo 1 of NewYall Hydraulic Serpentine Accessory Drive Belt Tensioner Pulleys Kit for BMW 323Ci 328Ci 323i 323is 325Ci 330Ci X5 325i 325is 325i 325xi 330i 330xi 525i 530i 328i 328is 525i 528i M3 X3 Z3 Z4

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Photo 1 of NewYall Hydraulic Serpentine Accessory Drive Belt Tensioner Pulleys Kit for BMW 323Ci 328Ci 323i 323is 325Ci 330Ci X5 325i 325is 325i 325xi 330i 330xi 525i 530i 328i 328is 525i 528i M3 X3 Z3 Z4