VW developed their large SUV platform , the factory has become a specialist producer of all VW Group marques large SUV 's .
Which presently include the Audi Q7 and the Volkswagen Touareg , and the co-designed Porsche Cayenne which is based on the same platform .
Since VW developed their large SUV platform , the factory has become a specialist producer of all VW Group marques large SUV 's , which presently include the Audi Q7 and the Volkswagen Touareg , and the co-designed Porsche Cayenne which is based on the same platform .