2. Tires: Unevenly worn tires or tires with a damaged tread can also produce a roaring noise.
3. Driveline: A worn or damaged driveshaft or universal joint can also cause a roaring noise.
4. Exhaust system: A leak in the exhaust system or a damaged muffler can also produce a roaring noise.
5. Transmission: A worn or damaged transmission can also cause a roaring noise.
6. Engine: A worn or damaged engine can also produce a roaring noise.
7. Other: In some cases, a roaring noise can be caused by a foreign object, such as a piece of debris, stuck in the wheel well or the brakes.