Optima went down south (literally) when Johnson Controls bought the name from Enersys and moved production to Mexico to make the cheaper (and less expensive).
Hawker makes the best battery that I know of since they are geared toward military use.
http://www.hawkerpowersource.com/ They do offer consumer products as well sold under the Odyssey Battery name/
East-Penn / Deka makes a good battery
http://www.eastpenn-deka.com/Lifeline batteries makes a good battery
http://www.lifelinebatteries.com/Odyssey Batteries (Enersys) makes a great battery.
http://www.odysseybatteries.com/Basically a Odyssey battery will run you about $150 and last you for about 10 years +