AAC+oil+wells+Pumping+in+my+living+room

This image a oil well, and oil wells is a big money business therefore when the speaker say " Cause I walk like I've got oi  l wells pumping in my living room." Meaning she walks like she has house full of money, with pride and confidence and no matter what you do I will always walk and act like that. The speaker also talks very bold and without caring about what others think say and do, she will still rise and be successful.