Feature ▶ Wide Application This 072927 diffuser is designed to fit for wide range of Pentair pool pump models from 1/2 HP - 2 HP. Compatible with WhisperFlo models WFE 2, WFE 3, WFE 4, WFE 6, and WFE 8, and Intelliflo i2 variable speed pump. (Note: This diffuser will not work on a 3 HP pump.) ▶ Direct Replacement The Diffuser Assembly is manufactured according to the original parts and can be used to directly replace the original parts to ensure the safe and efficient operation of your pump. ▶ Premium Material .