The KOYO 2jz timing belt idler pulley is a very high quality OEM replacement timing pulley. This and the timing belt tensioner should always be replaced when doing a timing belt service. We also offer the Toyota OEM ground washer and bolt that often needs to be replaced as well. Please select which option you need in the drop down menu. These parts will fit all 2jzge,2jzgte, 1jzge, 1jzgte, and VVTi variants of these engines.