Originally Posted by Thomistopheles
Here's what I recently started doing to restore headlights. I got this from a detailing forum, the results last a long time.
Wetsand 400-2000 grit
Polish w/ Meguiars M105
Polish w/ Meguiars M205
Coat with a 50/50 mix of Helmsman Spar Urethane and mineral spirits
Let it dry and you're done.
I've been using the same method just using the 3m kit comes out perfect!