https://afepower.com/afe-power-79-10002-power-pulley
Purchased new from Bimmerworld but never used as I decided to go with supercharger instead.
Asking $300 shipped
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2007 Black Sapphire Metallic + Imola Z4 ///M Coupe
S65B40A Swap, DCT, ARC-8s, GC Coilovers, H&R Sways, 996 BBK, Straight Pipes
2011 Space Gray + Fox Red ///M3 Coupe
ESS VT2-650, Bilstein PSS10 Coils, AP Racing BBK, Recaro Seats, CF Roof, GTS DCT Tune