| Business | Phone |
| Gpi Motorsports 9940 Canoga Ave, Chatsworth 91311 | (818) 407-7120 |
| Mamouth Motor Sports 9555 De Soto Ave, Chatsworth 91311 | (818) 717-8138 |
| Primatech Motor Sports 9344 Hanna Ave, Chatsworth 91311 | (818) 775-0927 |
| Recreation Connection 19809 Prairie St, Chatsworth 91311 | (818) 349-9820 |