I dunno but the 4runner I bought had one of these things and it had to be the the most solid hunk of metal I've ever held. Thing weighs a ton and is solid as can be, I can sort of understand the price point considering the cost of metal these days
So this post inspired me to go outside in the dead of night and try to track this down again and I think I've found the source;
The rubber splash guards inside the wheel wells. The two top plastic fasteners were just rattling and squeeking like hell in there when I started shaking them. It...
