Compatibility: 1990 Ford E-150 Econoline 5.0L 1990 Ford E-150 Econoline Club Wagon 5.0L 1990 Ford E-250 Econoline 5.0L 1990 Ford F-250 5.0L 1990 Ford Mustang 2.3L 1989 Ford Ranger 2.3L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .
