A similar topic was brought up about inspection stations on the below thread:

https://www.ford-trucks.com/forums/6...a-exhaust.html

They seem to be hit and miss out here in regards to who will pass you (lack of consistency between insp. stations). Here's a link that contains all the items to check for inspections:

http://www.pacode.com/secure/data/06...5/s175.80.html

Good luck!