TMZ speculates that Patrick ended the 5-year relationship because Stenhouse refused to take things to the next level and propose.
It's not the only big change she's making. The NASCAR beauty previously announced that she'll retire from the sport following the conclusion of the 2018 Indianapolis 500 in May of next year.
She recently became the first female in NASCAR history to make 250 combined starts in the three NASCAR national series at the Cam-Am 500 on November 12, 2017.
Without racing commitments or a boyfriend to weigh her down, the hard-bodied hottie will have more time to promote her fitness book, Pretty Intense (out December 26), and practice more yoga.
All we ask is that she keeps us posted with sexy Instagram updates like these: