In order to properly make a V Lookup work, you'll have to create 2 different imports. First import would get a csv file and extract all the options. Second import would receive the options from the first import and show them to the end user.

Here’s an example of how this could be handled in Portal 2.0: https://codesandbox.io/s/c1f04

Trucks from the second import will be used in “Hardware” import.