Start with trackmenot and go from there.
No Thank You. I used to use TMN for a while and many times it produced freakish stuff, not harmless looking garbage but the kind that would attract surveillance. Terrible Add On that you do not want unless you want the Feds knocking your door.
The best thing I learned from TFA is that someone is developing an incognito version of CyanogenMod. When and if it gets rolled out, the guy deserves to be given money by every privacy-conscious Android user who decides to use it.