This genuine Hoover final filter (Part #38766008) is the post-motor filtration element for compatible Hoover vacuums. As the last filter in the airpath, it captures fine particulate after the air leaves the motor, helping keep exhaust air clean before it is vented back into the room.A final filter clogged with fine dust restricts airflow and allows more particulate to escape into the air. Installing a fresh Part #38766008 restores clean exhaust and full airflow, and helps the overall filtration system perform as designed. Genuine Hoover final filter, Part #38766008 Final-stage, post-motor filtration element Captures fine particulate to keep exhaust air clean Direct replacement for the loaded or aged original filter Replacing the final filter on a regular maintenance schedule keeps your Hoover vacuum venting cleaner air and maintains consistent cleaning performance.