| Business | Phone |
| Cardenal Car Stereos 9250 N 43rd Ave, Glendale 85302 | (623) 939-9484 |
| Maximum Sound 4918 W Glendale Ave, Glendale 85301 | (623) 937-2707 |
| Imagine That Car Audio 5933 W Harmont Dr, Glendale 85302 | (623) 930-6138 |
| Kustom Kar Sound Inc 5408 W Camelback Rd # 1, Glendale 85301 | (623) 934-0558 |