when i did my camaro i used the two thumb method and then followed it up with clay bar, polish then wax. after 13 years of being covered the paint still matched up well, couldnt tell anything was there, good luck! im doing my truck next week.

 

not trying to be a jerk but these are both on the first page of "show & shine"

https://www.performancetrucks.net/fo...d.php?t=411862

https://www.performancetrucks.net/fo...d.php?t=412280