You know you need to get your oil changed… but what even happens during that process? Sean Nguyen, a Pennzoil Lubricant Technical Specialist at Shell Lubricant, stopped by Grown-Up Stuff to tell hosts Lea Palmieri and Matt Stillo all about why your car needs an oil change, and how to ensure you’re taking the best care of your vehicle to get the maximum miles out of it while staying safe on the road.