http://www.1st-optima-batteries.com/

They have the right prices too!

WOW! I never realized that those batteries cost over $100! :(

i bought mine for $99.

I spent 15 minutes trying to find an application list on that damn site. Does one exist?

Chris

i think it works like this.... red is the lighter duty cranking power, i.e. suv's, cars. the yellow is higher duty for larger trucks and such. and the blue is for marine aplications.....