I need them for my SJ413

So I went to get my wheels balanced and the guy says "yep, we can do that. 5 minutes, no worries" five minutes later "I can balance this but it won't help, the rims are bent". A quick search of the net reveals that I can get 15x7 wheels to suit but would have to get 5 + 5 new tyres which is $$$ I ...