| Business | Phone |
| B & M Exhaust 605 Newbold St #3, London N6E 2T7 | (519) 686-2860 |
| Jim Cox Custom Exhaust & Auto 2089 Jetstream Rd #2, London N5V 4M7 | (519) 457-6160 |
| Meineke Discount Mufflers 205 Wharncliffe Rd S, London N6J 2K8 | (519) 432-3487 |
| Midas Auto Svc Experts 615 Wellington Rd, London N6C 4R3 | (519) 681-5387 |
| Mufflerman 1407 Dundas St, London N5W 3B7 | (519) 659-1155 |
| Mufflerman 429 Wharncliffe Rd S, London N6J 2M6 | (519) 433-6661 |
| Big Diesel Exhaust & Fltrtn 3526 White Oak Rd, London N6E 2Z9 | (519) 681-3582 |
| United Muffler Corp 36 Firestone Blvd, London N5W 5L4 | (519) 455-1550 |
| Brakes & Mufflers By Tobince 1791 Dundas St, London N5W 3E6 | (519) 455-8233 |
| Engine Control Systems 3526 White Oak Rd, London N6E 2Z9 | (519) 681-1180 |
| Exhaust Direct Ltd 1140 Frances St, London N5W 5N5 | (519) 451-0065 |