ALMS - Houston
April 25-26
5PM CDT Duration: 2:45 Lone Star Grand Prix presented by MSR Houston Houston, TX, US A run of three races in fourth weeks comes to an end as the American Le Mans Series returns to JAGFlo Speedway at Reliant Park for the Lone Star Grand Prix presented by MSR Houston. The American Le Mans Series has raced into darkness the past two reasons deep in the heart of Texas as part of the Grand Prix of Houston weekend.