If his Lexus is truly "totaled", he will receive a settlement for the value of the vehicle at the time of the accident. It doesn't matter what he spent modifying it. Vehicles depreciate from the time you sign your name on the documents at the dealership. He's "blowing smoke up your a$$" by...
Been there, done that! Wal-Mart is notorious for telling you one thing and doing another. You are also told, "We'll work with your other schedule." That's a crock of crap! They don't want to because they know there are plenty of people out there lined up for your job. I had to go through...
In my honest opinion, it's a family car. If your parents want to buy you a new car, accept it. Have you considered a mid-size truck such as the Colorado?