out of nessesity... my new fiver weights 11k and I live on a hill. called dtt, dd in l. v. , bank's,pac brake and no one is ready yet! but my dealer will install it and void my tran's warranty which dose not bother me as much as a runaway ram! already over heated the brakes once on the fiver. I had hoped some one would have made an ebrake for the 04 by the time the o5's came out but I can't hold my breath any longer. . wish me luck guy's.