So when did this happen?

[CaptainInsane-O]

Houston Raceway Park becomes Royal Purple Raceway...

Royal Purple Raceway | Home

 

[Kid with a toy]

Oooooh that...well, that had been in the works since the first part of last year (all rumors).
I guess "Angell Brother's Raceway" just wasn't as catchy....lol

 

[LEGACY_GN]

about two months ago