Another longtime sponsor could be leaving NASCAR. Denny Hamlin posted a thank you message to FedEx on social media before Sunday’s Cup Series season finale at Phoenix. Per the Sports Business Journal,

Denny Hamlin revealed on Sunday that FedEx will no longer sponsor his No. 11 Toyota Camry for Joe Gibbs Racing. The 20-year partnership will come to an end.

For the last two decades, Denny Hamlin has been one of the most accomplished and recognizable drivers in NASCAR. Hamlin, who turns 44 next week, has won 54 races and posted 352 top 10s in 678 starts.