The 2007 Mazda CX-9 Sport starts at $29,630, including the $595 destination charge. Touring versions begin at $31,730, while Grand Touring CX-9s initially ring up $33,270. All-wheel drive is an additional $1,200, and the moonroof adds $1,760. Rear seat DVD entertainment costs $2,560; navigation requires an additional $2,100 on Grand Touring models or $2,317 on Touring models. The towing package runs $525, and Sirius satellite radio costs $430. A fully loaded, Mazda CX-9 Grand Touring with all-wheel drive stickers for about $41,500. An Assistance Package for the Touring and Grand Touring models combines navigation, a power rear hatch, rearview camera and keyless entry (Touring only) and adds $2,500 to the Grand Touring and $2,717 to the Touring model.