Steve Grissom NASCAR Xfinity Series results at IRP
| Year | Race # | Start | Finish | Car # | Sponsor | Engine | Owner | Crew Chief | Qualifying Speed | Laps | X Led | Laps Led | Status | Money | Points | 
| 1988 | 21 | 16 | 24 | 39 | Grissom Motors | Oldsmobile |  |  |  | 183 | 0 | 0 | running | 1265 | 91 | 
| 1989 | 20 | 14 | 6 | 9 | Texas Pete Sauces | Pontiac |  |  |  | 200 | 0 | 0 | running | 2150 | 150 | 
| 1990 | 21 | 17 | 1 | 31 | Big Mama Meat Snacks | Oldsmobile |  |  |  | 200 | 1 | 1 | running | 11193 | 180 | 
| 1991 | 22 | 25 | 19 | 31 | Channellock Tools | Oldsmobile |  |  |  | 181 | 0 | 0 | running | 2825 | 106 | 
| 1992 | 20 | 14 | 21 | 31 | Channellock Tools | Oldsmobile |  |  |  | 182 | 0 | 0 | running | 2925 | 100 | 
| 1993 | 16 | 13 | 20 | 31 | Channellock Tools | Chevrolet |  |  |  | 171 | 0 | 0 | accident | 3915 | 103 | 
| 2004 | 22 | 43 | 28 | 24 | GIC-Mixon Motorsports | Chevrolet |  |  | provisional | 196 | 0 | 0 | running | 12985 | 79 | 
| 2005 | 23 | 29 | 27 | 49 | Advil | Ford |  |  | 108.501 | 203 | 0 | 0 | running | 13915 | 82 |