3m Crystalline is the top of the line, cant go wrong with it, especially being in CA and you arent looking to go dark. Definately worth the money, but make sure you go to a first rate installer. This tint is incredibly hard to work with and takes real skill to get it to lay down correctly and stay that way.
I went with Llumar Ceramic on my truck at 15% and it's the best, most robust and durable tint I have ever had. I paid dearly for it, but I wanted to make sure I had something that could stand up to the abuse my truck was going to take, both inside and out (110lb Lab in the back seat, my military gear being thrown around int eh cab, fishing poles