I put a FASS 100 setup and CP3 conversion on my 2013 LML at 32k. I highly recommend you do similar ASAP because when the CP4 grenades you'll be out upwards of 8 large.
Welcome to The Truck Stop. Cool project. Start up a build thread in project central with lots of pictures. We'll all enjoy it and you'll probably get a bunch of advice on how to spend your $...😁