The 2021 Federated Auto Parts 400 Salute to First Responders was a NASCAR Cup Series race held on September 11, 2021 at Richmond Raceway in Richmond, Virginia. Contested over 400 laps on the D-shaped short track, it was the 28th race of the 2021 NASCAR Cup Series season, second race of the Playoffs and second race of the Round of 16.
Martin Truex Jr. overcame an early drive-through penalty for jumping the start to win the race. Kyle Larson's sixth place ensured he would join Truex and Denny Hamlin in the round of 12.
Richmond Raceway (RR), formerly known as Richmond International Raceway (RIR), is a 3/4-mile (1.2 km), D-shaped, asphalt race track located just outside Richmond, Virginia in Henrico County. It hosts the NASCAR Cup Series, the NASCAR Xfinity Series, NASCAR Camping World Truck Series and the IndyCar series. Known as "America's premier short track", it formerly hosted two USAC sprint car races.
Kyle Larson was awarded the pole for the race as determined by competition-based formula.
Stage One Laps: 80
Stage Two Laps: 155
Stage Three Laps: 165
NBC Sports covered the race on the television side. Rick Allen, Jeff Burton, Steve Letarte and three-time Richmond winner Dale Earnhardt Jr. called the race from the broadcast booth. Parker Kligerman, Marty Snider and Dillon Welch handled the pit road duties from pit lane.
The Motor Racing Network had the radio call for the race, which was also simulcast on Sirius XM NASCAR Radio. Alex Hayden, Jeff Striegle and Rusty Wallace called the race from the broadcast booth for MRN when the field races through the front straightaway. Dave Moody called the race from a platform when the field races down the backstraightaway. Steve Post and Kim Coon called the action for MRN from pit lane.