The Penske Porsches took center stage in 2006, winning immediately, including victories at Mid-Ohio finishing 1-2 ahead of Audi (competing in a higher classification) and the annual Petit Le Mans, a 10-hour showcase event held at Road Atlanta.
O Penske Porsche ocupou o centro do escenario no 2006, gañando de inmediato, incluíndo as vitorias no Mid-Ohio terminando 1-2 por diante de Audi (competindo nunha clasificación máis alta) e na Petit Le Mans anual, un evento de exibición de 10 horas celebrado en Road Atlanta.