jamesinc;114892 wrotePeople on here say use anyone but O'Brien. Shannons will let you use providers other than O'Brien if you ask them.
I think it can come down to which location your using
The Seven hills mob did a fantastic job with the wifes scubarat when it needed a new windshield last year
(Warranty job using Genuine glass and I was not going to argue since free to me)