Damn Brendan, that sucks man. They look generic to me, I know PPE has their logo on em, and I believe Pro Fab does too. Maybe KBdiesel or one of those types? Im hoping for the best bro. I've had bellows blow out before, usually poor quality stainless, over heating and or over bending by going beyond the recommend angle.I had no idea mine was evening leaking I can’t hear it..