i have an ac on mine.i like it serves the purpose.only thing i really dont care for is that you have to remove it to get the pipe off but its not that big of a deal.as for a wheelie bar......im not sure how well that would work.i've had them survive in the past buthavent had the chance to try it on this one yet.now the front bumber....thats a different story.i have annialated a new front already