RELATED: Full Chase for the NASCAR Sprint Cup coverageQuaker State has extended its title sponsorship of the NASCAR Sprint Cup Series race at Kentucky Speedway, Rusty Barron, vice president of marketing for the Quaker State brand announced Saturday at Charlotte Motor Speedway.That takes the Quaker State 400 entitlement through 2018. Quaker State has sponsored the race since Kentucky Speedway was added to the NASCAR Sprint Cup schedule in 2011.*"We felt it was time to take advantage of what we've seen there for the last three years," Barron said. ... More...