Spice up your ATS-V engine bay with our new ZZPerformance water pump pulley. Designed and machined in house this water pump pulley replaces the stock steel unit with a lightweight 6061 billet aluminum pulley. No modifications needed, just remove your belt and swap the OEM pulley for the ZZP unit. Retains stock belt length. 

Stock water pump pulley: 1.35lbs

ZZP water pump pulley: 0.75lbs

Fits: 2016-2019 Cadillac ATS-V and 2014-2019 CTS-V Sport. We have not confirmed fitment on any LF3 engine or an LF4 in other applications.