You will fail a visual if they look under the truck at your out of state cats. The inspectors will look up part numbers to verify they are either OEM or approved CARB aftermarket.
I'm not in California, but know people who are and some of them have been under the microscope numerous times for smog inspections.
I'm not in California, but know people who are and some of them have been under the microscope numerous times for smog inspections.