Compatibility:
Fits for 2015-2020 Ford F150, fits for Lincoln Navigator2018+, fits for Ford Expedition 2018+

Replace Part Number:
926-390, FL3Z-3A788-B, FL34-7A788-AD, FL3Z3A788B, FL3Z-3A788-B-1, FL3Z-3A788-A

Solve 4WD Problems:

The vacuum check valve kit solves front end rattling and pulls 4WD into place, allowing your vehicle to run smoothly and quietly. Timely replacing check valves can help

Reliable and stable:

Through precision engineering design, vacuum check valves is made of quality plastics and rubbers, which are high temperature resistant, and can withstand all kinds of road conditions and driving styles, maintaining stable performance

Easy to Replace:

No need to spend more money on hiring professionals, you can easily install this kit, saving time and labor