Texas Motor Speedway’s Friday Night Drags — where competitors from the public race their personal vehicles on a drag strip created on pit road — begins Friday.Competition will begin at 9:10 p.m. The “Show-N-Shine” car show begins at 6:15 p.m. with judging from 7:30-8 p.m. Cost is $20. Registration begins at 6 in the infield. Competitors should enter through the south tunnel.