Photo 1 of Bevinsee Serpentine Belt Tensioner Bolt Idler Pulley Drive Kit Compatible with 128i 325i 325xi 328i 328xi 330i 330xi 525i 525xi 528i 528xi 530i 530xi E92 E91 E90 E93 E81 E87, Only Compatible with N52

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Photo 1 of Bevinsee Serpentine Belt Tensioner Bolt Idler Pulley Drive Kit Compatible with 128i 325i 325xi 328i 328xi 330i 330xi 525i 525xi 528i 528xi 530i 530xi E92 E91 E90 E93 E81 E87, Only Compatible with N52Photo 2 of Bevinsee Serpentine Belt Tensioner Bolt Idler Pulley Drive Kit Compatible with 128i 325i 325xi 328i 328xi 330i 330xi 525i 525xi 528i 528xi 530i 530xi E92 E91 E90 E93 E81 E87, Only Compatible with N52