Water Pump Pulley For BMW 325i 325Ci 328i 325xi 328Ci 330i 330xi 330Ci M54 M52TU

Aluminum version of the standard water pump pulley used on M52, M52tu and M54 engines. For BMW M52TU M54 Engine. Not for cars before the 1999 model year. In 1999, BMW updated the M52 engine to M52TU (the "tu" short for technical update).