2010 awd
I am about to install a hidden hitch.
Also I called the dealer and they confirmed that all 2010 AWD have the 3500lb Towing
capacities
also the correct harness is 000-8E-N13
http://www.etrailer.com/Trailer-Hitch/Mazda/CX-9/2010/87438.html?vehicleid=20109245
Cheaper than the dealer.