Originally Posted by scottIN

I tried to install the EVO-R diffuser this weekend (FRP version) & could not get it to fit at all. Without pushing on them, the upper 'corners' were probably 1" away from the body. If I really pushed, I could get them flush, but no amount of adhesive or tape is going to hold them. And that's pushing the top in first and then fitting the bottom / screws. It's like it's sprung for lack of a better term. The diffuser is completely flat (if not bowed a bit in the opposite direction). Any ideas? Suggestions?