Ryan Truex, the younger brother of Sprint Cup Series driver Martin Truex Jr, will be making his Cup Series debut in the Toyota Owners 400 at Richmond International Raceway, he announced on Twitter.

Truex will drive Phoenix Racing’s No. 51 Chevy.

I will be making my SPRINT CUP debut at Richmond in the #51 for Phoenix Racing. Running multiple races in 2013 as well as Indy NNS race

— Ryan Truex (@Ryan_Truex) February 18, 2013