Langdon's record-breaking run marks a significant milestone for the sport, as it surpasses the previous record of 343.51 mph set by Brittany Force in 2025.
The speed was achieved through testing and fine-tuning, with crew chief Brian Husen backing the team's decision to push the limits.
Kalitta Motorsports has been on a roll this season, with all three teams producing fast and consistent performances.

This collective effort is a testament to the team's strong support system, which includes Kalitta Air and various hospitality staff.
With Langdon at the helm, Kalitta Motorsports has become a force to be reckoned with in Top Fuel.
The team's success can be attributed to their ability to work together seamlessly, from the drivers to the crew chiefs and shop personnel.
This year's NHRA Southern Nationals have seen some impressive performances, but Langdon's record-breaking run takes the cake.
The speed achieved by Langdon is a testament to the advancements in Top Fuel technology and the team's expertise in fine-tuning their dragsters.
As the season progresses, fans can expect more thrilling performances from Kalitta Motorsports and Shawn Langdon.
With two rounds of qualifying remaining, Langdon will need to maintain his top spot to secure his second one this season and 16th career win.
The NHRA has seen a surge in top-level performance from Kalitta Motorsports, which is attributed to the team's cohesive approach and strong support system.
