"In the thrash through the winter of getting cars ready and cars built, we managed to let a part on the car, on the roof flap, get in the car that is unapproved, and it's a spring up inside the roof flap," Garone told host Dave Moody.
"It's not necessarily easy to catch, and NASCAR found it. I'm actually grateful that they found it before we got on the track because it is a safety issue, no doubt, and we certainly aren't questioning that."
Garone then explained what he sees as the basis for the team's appeal.
"The nice thing about NASCAR's appeals system is it gives you the opportunity to sit across from NASCAR and discuss the circumstances, and that's what we'd like to do is understand clearly why it's such a severe penalty," he said.
"There was never anything intended on competition, there's nothing to gain from it on competition, for sure, and it was found before we got on the track." Fox Sports