Pretty sure the coatings are designed to spray on,let them cure per manufacturers directions and then base and clear.You don't have to use 3M...there are a lot of other brands out there.
GBodyForum is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates.