Car tires explained and why not to buy low profile tires for your car, DIY with Scotty Kilmer. High profile tire versus low profile tire, which is better? How regular and low profile tires work, the pros and cons of having them in your car or truck. There are benefits to having low profile tires, but also a lot of downsides. Tire buying guide and tips. DIY car repair with Scotty Kilmer, an auto mechanic for the last 50 years.