A BMW M4 GTS featuring a prototype set of ADV5.2 Track Spec Advanced Series wheels, built specifically for this application. The ADVANCED SERIES is our most engineered and strength tested wheel line to date. It raises the industry standard in almost every category imaginable: from aesthetic wheel design & strength testing, right down to the packaging. Every step involved in creating a wheel line was rewritten in order to advance what is currently considered premium in the high end exotic and luxury car world.