| Business | Phone |
| Competition Automotive Inc 3132 Hollywood Ave, Shreveport 71108 | (318) 635-8108 |
| Ellis Piston Ring Sales Inc 147 N Market St, Shreveport 71107 | (318) 222-8458 |
| Hagedorn Head Re-Conditioning 6707 W 70th St, Shreveport 71129 | (318) 688-3672 |
| Mills Motor Parts 2727 Linwood Ave, Shreveport 71103 | (318) 635-3504 |