Originally Posted by M5StudeGuy
Thanks for the info.
The fenders are fiberglass... someone told me if you had them undercoated real well there is less chance of 'spyder marks' in the paint if a rock hits on the inside
Use the bed liner spray - much tougher and will HELP keep stone stars out. So far, I have no stars, but there are special materials to apply there - neoprene, etc. I have some all cut for my front fenders but just haven't installed them yet after 3 plus years of driving the car