2009 Q5 Leads Audi Assault (AutoSpies.com)
According to the article - the Q5 was done completely in house with no input or sharing from Porsche or VW. "Audi’s Q5 sport/utility vehicle is at the heart of an ambitious new model plan known internally as “Route 15”—adding as many as 15 models to the German carmaker’s ranks by 2015."

