Asociația Clubul Sportiv Petrolul 52, commonly known as Petrolul Ploiești, is a Romanian professional football club based in Ploiești, Prahova County, which competes in the Liga I. The club colors are yellow and dark blue, hence the nickname of the players and fans being "the Yellow Wolves". Petrolul plays its home games at the 15,500-seater Ilie Oană Stadium, and its most notable rivalries are the ones against Rapid București and Astra Giurgiu, both being at some point its local enemies.