| Business | Phone |
| Jerl's Muffler & Brakes 6214 Magnolia Ave, Riverside 92506 | (951) 682-7443 |
| Midas Auto Svc Experts 9777 Magnolia Ave, Riverside 92503 | (951) 687-7700 |
| Ace Muffler Svc 5839 Clifton Blvd, Riverside 92504 | (951) 689-4958 |
| Advance Mufflers 8651 Indiana Ave # L, Riverside 92504 | (951) 637-9722 |
| Competition Muffler 10206 Hole Ave # 500, Riverside 92503 | (951) 689-2210 |
| De Anza Muffler Svc 4398 Market St, Riverside 92501 | (951) 684-5424 |
| Discount Mufflers 10090 Arlington Ave, Riverside 92503 | (951) 359-0498 |
| Jalisco Mufflers & Radiators 3100 Market St, Riverside 92501 | (951) 779-0171 |
| M & N Muffler Svc 2512 University Ave, Riverside 92507 | (951) 787-0782 |
| We Fix Toyotas 11881 Magnolia Ave, Riverside 92503 | (951) 352-6384 |
| Rico's Muffler & Brake 4190 Riverview Dr, Riverside 92509 | (951) 682-6812 |
| Ruben's Complete Muffler Svc 8913 Mission Blvd, Riverside 92509 | (951) 685-8987 |
| Rubidoux Smog & Muffler 3708 Rubidoux Blvd, Riverside 92509 | (951) 328-0382 |
| Teagarden Muffler Svc 9884 Jurupa Rd, Riverside 92509 | (951) 685-1155 |