| Business | Phone |
| American Muffler Shop 5001 Spencer Hwy, Pasadena 77505 | (281) 487-4811 |
| Meineke Car Care Ctr 7302 Spencer Hwy, Pasadena 77505 | (281) 479-2875 |
| Mayco Muffler Shop 2205 Spencer Hwy, Pasadena 77504 | (713) 946-7020 |
| Lone Star Muffler & Brake 1921 Richey St, Pasadena 77502 | (713) 472-6792 |