Fit For: 2004 Ford Mustang V6 3.9L 1996-04 Ford Mustang V6 3.8L 1989-97 Ford Thunderbird V6 3.8L (excluding Supercharged Models) 1989-97 Mercury Cougar V6 3.8L (excluding Supercharged Models) Package Includes: 1X Serpentine Belt Tensioner w/ Pulley What is Serpentine Belt Tensioner? .
