Your Mileage May Vary (2018)

A middle-aged woman makes a last-ditch effort to sell her eye-sore car to an optimistic teenage rocker. This goes smoothly until they find a time capsule of forgotten items from her youth. Bonding over discovered similar interests, they try to grapple the generational gap, nostalgia and envy of each other's lives. During the encounter the woman begins to second guess her decision to sell the car. Ultimately, she has to convince herself.