Fill neck and hose. Fits 2017-2019 Express and Savana cut a way vans 
but will work great for stake rack converisons, dump trucks and utility bed
trucks or any other project requiring a fill neck
 
Main hose is approx 25" x 1.25 id with 45 deg bend on end
Vent hose is approx 30" x 5/8 id.
See photo for the upper fill neck measurements
OBD II compatible gas cap included
Could be used for diesel if you grind out unleaded hole
.