i think the painted edge should be sufficient, my buddy has been running the splitter since day 1 with the rubber edge removed.. zero issues.. no delem, no lifting of the carbon layer.. not sure how it would go if you copped a massive stone on it.. the carbon layer is embedded in the fibreglass bottom, so it cant really lift. for complete peace of mind, i may spray a few layers of plastidip on the edge only.. has some rubber qualities which may help with a massive bolder..
On the up side, waiting for FedEx delivery of final parts for the CSL install, notably the intake pipe clamps x 12, and for the rest of the car, a new front window seal and front hood roundel...
