This Litens supplied pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing application and conforms to original equipment material, tolerances, and specifications. This OE exact pulley is constructed of Heavy Duty Steel with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance for long life and trouble free performance and rugged designed bearing for enhanced long life. This pulley replaces the 2011-2016 Subaru, Forester, 4-Cyl. 2.5 L, Idler Pulley.