The United States Modified Touring Series invades the Southern Oklahoma Speedway in Ardmore, Okla., on Thursday, May 4, 2017, for a Summit Racing Equipment USMTS Southern Region event.…

The RHR LT Radiator shaker screen is made for late model, super stock and street stock dirt race cars. Learn more at https://rhrswag.com/product/rhr-lt-radiator-screen-mud-shredder. It'…

USMTS Casey's Cup feature during the 6th Annual "Rumble on the River's Edge" at the Lakeside Speedway in Kansas City, Kan., on Friday, April 21, 2017.…

Ricky Thornton Jr. narrowly defeated Cade Dillard in Simpson Performance Products Heat Race #1 during the 2nd Annual USMTS "Cage Match" at the Atchison County Raceway in Atchison, Kan.,…

USMTS Casey's Cup Modified feature during the 2nd Annual "Cage Match" at the Atchison County Raceway in Atchison, Kan., on Thursday, April 20, 2017.…

In-car video featuring Johnny Scott, Zack VanderBeek and others during the 2nd Annual USMTS "Cage Match" at the Atchison County Raceway in Atchison, Kan., on Thursday, April 20. 2017.…

The United States Modified Touring Series invades the Atchison County Raceway in Atchison, Kan., on Thursday, April 20, 2017, for the 2nd Annual USMTS "Cage Match."…

Under deck rear & side mud shredders keep mud and dirt from sticking underneath your car, making you faster in heavy track races and saves you from having to scrape mud.…

These light-weight radiator shaker screen mud shredders have a HD vinyl mesh screen, the reduces dirt from getting into your radiator and helps your race car motor from getting hot.…

Flag-to-flag video coverage of the 70-lap, $10,000-to-win USMTS Modified championship main event from the King of America VII Modified Nationals presented by Summit Racing at the Humbol…