Question: What kind of car is driven by the current defending winner of the Quaker State 400?
Sentence (from "Quaker State 400"): From 2015 to 2017, the event moved back two weeks, preceding Daytona and New Hampshire, In 2018, the Quaker State 400 will become the 19th race of the season as the New Hampshire 301 at New Hampshire Motor Speedway will become the 20th race of the season.
Relevant evidence: No