- 2018 O'Reilly Auto Parts 300 Results Stock Car Online Results Reference
- 2018 O'Reilly Auto Parts 300 Results Stock Car Online Results Reference
| fin | qual | driver | team | qual speed | laps led | car | sponsor | pts | laps | status |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Cole Custer | Stewart-Haas Racing | 188.758 | 16 | #00 Ford Mustang | Autodesk | 59 | 200 | Finish |
| 2 | 4 | Tyler Reddick | JR Motorsports | 188.488 | 54 | #9 Chevy Camaro | BurgerFi | 50 | 200 | Finish |
| 3 | 8 | Austin Cindric | Team Penske | 187.885 | 0 | #22 Ford Mustang | Discount Tire | 34 | 200 | Finish |
| 4 | 10 | John H. Nemechek | Chip Ganassi Racing | 186.968 | 6 | #42 Chevy Camaro | Fire Alarm Services, Inc. | 35 | 200 | Finish |
| 5 | 5 | Justin Allgaier | JR Motorsports | 188.35 | 37 | #7 Chevy Camaro | Suave MEN | 45 | 200 | Finish |
| 6 | 14 | Brandon Jones | Joe Gibbs Racing | 186.716 | 4 | #19 Toyota Camry | Interstate Batteries | 33 | 200 | Finish |
| 7 | 7 | Matt Tifft | Richard Childress Racing | 188.009 | 0 | #2 Chevy Camaro | Anderson's Maple Syrup | 39 | 200 | Finish |
| 8 | 13 | Elliott Sadler | JR Motorsports | 187.026 | 0 | #1 Chevy Camaro | OneMain | 40 | 200 | Finish |
| 9 | 12 | Spencer Gallagher | GMS Racing | 186.619 | 0 | #23 Chevy Camaro | Allegiant | 28 | 200 | Finish |
| 10 | 9 | Daniel Hemric | Richard Childress Racing | 187.813 | 42 | #21 Chevy Camaro | South Point Hotel & Casino | 40 | 200 | Finish |
| 11 | 23 | Ross Chastain | JD Motorsports | 184.666 | 0 | #4 Chevy Camaro | teamjdmotorsports.com | 26 | 200 | Finish |
| 12 | 17 | Ryan Sieg | RSS Racing | 183.536 | 0 | #39 Chevy Camaro | ETBU | 25 | 200 | Finish |
| 13 | 38 | Ty Majeski | RFK Racing | 0.0 | 0 | #60 Ford Mustang | Ford | 24 | 200 | Finish |
| 14 | 18 | Jeremy Clements | Jeremy Clements Racing | 183.069 | 0 | #51 Chevy Camaro | RepairableVehicles.com | 25 | 200 | Finish |
| 15 | 22 | JJ Yeley | RSS Racing | 177.743 | 0 | #38 Chevy Camaro | Sinclair/Raging Wire | 22 | 200 | Finish |
| 16 | 16 | Michael Annett | JR Motorsports | 186.58 | 0 | #5 Chevy Camaro | Pilot Flying J | 21 | 200 | Finish |
| 17 | 19 | Chad Finchum | Motorsports Business Management | 182.784 | 0 | #40 Toyota Camry | Smithbilt Homes/The Preserve | 20 | 199 | Finish |
| 18 | 21 | Brandon Brown | DGM Racing | 180.892 | 0 | #90 Chevy Camaro | Coalition to Salute America's Heroes | 19 | 199 | Finish |
| 19 | 29 | Ray Black Jr | B.J. McLeod Motorsports | 178.235 | 0 | #8 Chevy Camaro | ISOKERN, Fireplaces & Chimneys | 18 | 199 | Finish |
| 20 | 24 | Garrett Smithley | JD Motorsports | 180.638 | 0 | #0 Chevy Camaro | Equipment World/Trophy Tractor | 17 | 198 | Finish |
| 21 | 34 | Bayley Currey | J.P. Motorsports | 176.131 | 0 | #45 Toyota Camry | Prevagen | 0 | 197 | Finish |
| 22 | 30 | Joey Gase | SS GreenLight Racing | 178.183 | 0 | #35 Chevy Camaro | Louisiana Organ Procurement Agency (LOPA), Donate Life Texas, Sparks | 15 | 197 | Finish |
| 23 | 2 | Shane Lee | Richard Childress Racing | 189.056 | 6 | #3 Chevy Camaro | Childress Vineyards | 14 | 197 | Finish |
| 24 | 32 | David Starr | Means Motorsports | 177.148 | 0 | #52 Chevy Camaro | Whataburger | 13 | 196 | Finish |
| 25 | 33 | Spencer Boyd | SS GreenLight Racing | 176.702 | 0 | #76 Chevy Camaro | Grunt Style | 12 | 195 | Finish |
| 26 | 26 | Quin Houff | JD Motorsports | 180.355 | 0 | #15 Chevy Camaro | teamjdmotorsports.com | 11 | 193 | Finish |
| 27 | 36 | Vinnie Miller | B.J. McLeod Motorsports | 175.724 | 0 | #78 Chevy Camaro | CorvetteParts.net / JW Transport, LLC | 10 | 193 | Finish |
| 28 | 37 | Mike Harmon | MHR w/Gary Keller | 173.583 | 0 | #74 Chevy Camaro | The Journey Home Project | 9 | 192 | Finish |
| 29 | 15 | Ryan Reed | RFK Racing | 186.657 | 0 | #16 Ford Mustang | Drive Down A1C Lilly Diabetes | 8 | 186 | Accident |
| 30 | 20 | Alex Labbe | DGM Racing | 182.414 | 0 | #36 Chevy Camaro | AlphaPrimeUSA.com | 7 | 176 | Finish |
| 31 | 6 | Ryan Preece | Joe Gibbs Racing | 188.245 | 0 | #18 Toyota Camry | Rheem | 17 | 139 | Accident |
| 32 | 1 | Christopher Bell | Joe Gibbs Racing | 189.321 | 35 | #20 Toyota Camry | GameStop NBA 2K19 | 18 | 133 | Accident |
| 33 | 11 | Ryan Truex | Kaulig Racing | 186.961 | 0 | #11 Chevy Camaro | LeafFilter Gutter Protection | 4 | 120 | Accident |
| 34 | 35 | Bobby Earnhardt | Motorsports Business Management | 175.953 | 0 | #66 Toyota Camry | Copeland Insurance | 3 | 104 | Accident |
| 35 | 27 | Timmy Hill | Motorsports Business Management | 180.048 | 0 | #13 Toyota Camry | OCR GAZ BAR | 2 | 56 | Vibration |
| 36 | 25 | BJ McLeod | JD Motorsports | 180.385 | 0 | #01 Chevy Camaro | teamjdmotorsports.com | 1 | 44 | Electrical |
| 37 | 28 | Stephen Leicht | B.J. McLeod Motorsports | 179.104 | 0 | #99 Chevy Camaro | TBA | 1 | 32 | Fuel Pump |
| 38 | 31 | Jeff Green | RSS Racing | 177.971 | 0 | #93 Chevy Camaro | RSS Racing | 1 | 10 | Brakes |
| 39 | 39 | Morgan Shepherd | Shepherd Racing Ventures | 0.0 | 0 | #89 Chevy Camaro | VisoneRV | 1 | 4 | Electrical |