25 Hours of Thunderhill

The strategy Friday night was largely the same from team to team in the minutes leading up to the 4:45 p.m. practice and 5:15...

Teams in the paddock have been busy checking weather apps and studying radar as rain is expected for the 25 Hours of Thunderhill this...

Racers, fans and family – this year we will have ample amount of options available to you in order to follow all the action...

It’s not unusual for teams to use the entire season to prepare for the NASA 25 Hours of Thunderhill presented by Hawk Performance, and...

Hankook Tire just announced that it will pay entry fees to the 25 Hours of Thunderhill Presented by Hawk Performance for any team that...

The 17th running of the NASA 25 Hours of Thunderhill presented by Hawk Performance is fast approaching, and teams are in the final stages...

Toyo Tires is putting up a handsome cash prize for the winner of the Toyo Tires GT Challenge at this year’s 25 Hours of...

For the eighth year in a row, NASA 25 Hours of Thunderhill competitors using specified Toyo tires will enjoy access to the Toyo Tires...

Registration for the 2019 NASA 25 Hours of Thunderhill Presented by Hawk Performance will open Monday, September 9th, 2019 at 9 am Pacific Standard...

Teams are entering the final months of preparation for the 2019 NASA 25 Hours of Thunderhill Presented by Hawk Performance. The 2019 rules have...