Separate names with a comma.
"Activated" charcoal... What was it before? Lazy, bored, in hibernation? :scratch:
Dri-Wash works pretty well on bird crap and other spots. http://www.driwashsolutions.com/index.html
Welcome to the Forvm! It would be helpful to know the year, make and model of your car, and what system it has in it now. ;)