i just picked up a optima blue to g34 at cosco for 79bux! i got the last one here in windsor

3 years eh? That's not so bad.
My ****ing yellow top died after around 2 years of use, waste of almost $300 if you ask me (bought from an authorized dealer).

Personlly Everyones conditions would be different Depends how you run them and how big your stuff is. Personlly Yellows arent meant for a stedy charge. Im guess it would also depend on the vehicle to

look at partsource for your orbital. they carry newer stock than crappy tire does. When i bought mine, the only ones canadian tire had were sitting there for over 2 years, the one i got from part source was just a few months old, and im very happy with this battery, it's treated me well since i bought it in april.