Infiniti Pros Series: Infiniti Pro Series, Rd 10, Chicagoland 100, Chicagoland Speedway, Joliet, Ilinois, USA
Jeff Simmons (USA) Keith Duesenburg Racing started thirteenth and finished third. Infiniti Pro Series, Rd 10, Chicagoland 100, Chicagoland Speedway, Joliet, Ilinois, USA, 6 September 2003