The 2022 DuraMAX Drydene 400 presented by RelaDyne was a NASCAR Cup Series race held on May 1 and 2, 2022, at Dover Motor Speedway in Dover, Delaware. Contested over 400 laps on the 1-mile (1.6 km) concrete speedway, it was the 11th race of the 2022 NASCAR Cup Series season. The race began on Sunday, May 1, before rain delayed it to Monday, May 2, after 78 laps were complete.
Dover Motor Speedway is an oval race track in Dover, Delaware, United States that held at least one NASCAR race each year since 1969, including two per year from 1971 to 2020. In addition to NASCAR, the track also hosted USAC and the NTT IndyCar Series. The track features one layout, a concrete oval, with 24ð banking in the turns and 9ð banking on the straights. The speedway is owned and operated by Speedway Motorsports.
The track, nicknamed "The Monster Mile", was built in 1969 by Melvin Joseph of Melvin L. Joseph Construction Company, Inc., with an asphalt surface, but was replaced with concrete in 1995. Six years later in 2001, the track's capacity moved to 135,000 seats, making the track have the largest capacity of sports venue in the mid-Atlantic. In 2002, the name changed to Dover International Speedway from Dover Downs International Speedway after Dover Downs Gaming and Entertainment split, making Dover Motorsports. From 2007 to 2009, the speedway worked on an improvement project called "The Monster Makeover", which expanded facilities at the track and beautified the track. After the 2014 season, the track's capacity was reduced to 95,500 seats.
Austin Cindric was the fastest in the practice session with a time of 22.807 seconds and a speed of .
Chris Buescher scored the pole for the race with a time of 22.479 and a speed of .
Stage One Laps: 120
Stage Two Laps: 130
Stage Three Laps: 150
Fox Sports covered the race on the television side. Mike Joy, Clint Bowyer and Larry McReynolds called the race from the broadcast booth. Jamie Little and Regan Smith handled pit road for the television side.
MRN had the radio call for the race and was also simulcasted on Sirius XM NASCAR Radio. This would be the final Dover race covered by MRN Radio, radio rights shifted to PRN for 2023 onwards.