Belt tensioner for the 2GR. This works with the TRD supercharger, all AC compressors, and power steering pump setups.
Toyota Part Number(s): 16620-31040
Unless specified otherwise, parts are OEM-style replacements and intend for use with the original part numbers specification. Replacements are often unbranded OEM manufacturers, while other times they may be the same if not better quality aftermarket brands with slightly different designs/looks.