So I put Optimum Gloss-Coat on my 2007 Corvette (and a Mini, MDX and Jeep Wrangler :) ) a year ago after a full correction with Meguiars Clay, then Buffing with a Porter Cable/Orange Pad/Megs 105, followed by White Pad/Megs 205, IPA wipedown and application of Gloss-Coat.
The coating has been...