The 2018 Boyd Gaming 300 was the 3rd stock car race of the 2018 NASCAR Xfinity Series season, and the 22nd iteration of the event. The race was held on Saturday, March 3, 2018 in North Las Vegas, Nevada at Las Vegas Motor Speedway, a 1.5 miles permanent D-shaped oval racetrack. The race took the scheduled 200 laps to complete. At race's end, Kyle Larson of Chip Ganassi Racing would dominate and hold off the field on the final restart with 6 to go to win the race, the 9th NASCAR Xfinity Series win of his career and the 1st of his part-time season. To fill out the podium, Christopher Bell for Joe Gibbs Racing and Justin Allgaier of JR Motorsports would finish second and third, respectively.
The 2018 My Bariatric Solutions 300 was the 6th stock car race of the 2018 NASCAR Xfinity Series season, and the 22nd iteration of the event. The race was held on Saturday, April 7, 2018 in Fort Worth, Texas, at Texas Motor Speedway, a 1.5 miles permanent tri-oval shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, Ryan Blaney of Team Penske would dominate and win his 7th and so far final career NASCAR Xfinity Series win, and his first and only of his part-time season. To fill out the podium, Christopher Bell of Joe Gibbs Racing and Daniel Hemric of Richard Childress Racing would finish second and third, respectively.
The 2018 DC Solar 200 was the fourth stock car race of the 2018 NASCAR Xfinity Series season and the 14th iteration of the event. The race was held on Saturday, March 10, 2018 in Avondale, Arizona, at ISM Raceway, a 1 mile permanent low-banked tri-oval race track. The race took the scheduled 200 laps to complete. At race's end, Brad Keselowski of Team Penske would take control after the final pit stops to overcome a penalty and win his 37th career NASCAR Xfinity Series season and his first of his part-time season. To fill out the podium, Justin Allgaier of JR Motorsports and Kyle Busch of Joe Gibbs Racing would finish second and third, respectively.
The 2018 DC Solar 300 was the 26th stock car race of the 2018 NASCAR Xfinity Series season, the final race of the regular season, and the inaugural iteration of the event. The race was held on Saturday, September 15, 2018, in North Las Vegas, Nevada at Las Vegas Motor Speedway, a 1.5 miles permanent D-shaped oval racetrack. The race took the scheduled 200 laps to complete. At race's end, Ross Chastain of Chip Ganassi Racing would dominate, redeeming himself from the 2018 Sport Clips Haircuts VFW 200 to win his first ever NASCAR Xfinity Series career win and his first and only win of the season. To fill out the podium, Justin Allgaier of JR Motorsports and Cole Custer of Stewart-Haas Racing with Biagi-DenBeste would finish second and third, respectively.
The 2018 Alsco 300 was the 11th stock car race of the 2018 NASCAR Xfinity Series season and the 37th iteration of the event. The race was held on Saturday, May 26, 2018, in Concord, North Carolina at Charlotte Motor Speedway, a 1.5 miles permanent quad-oval. The race was extended from 200 laps to 204 due to a NASCAR overtime finish. At race's end, Brad Keselowski of Team Penske would win the race under caution, as Tyler Reddick and Ty Majeski would both wreck on the backstretch on the final lap, putting out a caution. The win was Keselowski's 38th career NASCAR Xfinity Series win and his second of the season. To fill out the podium, Cole Custer of Stewart-Haas Racing with Biagi-DenBeste and Christopher Bell of Joe Gibbs Racing would finish second and third, respectively.
The 2018 Fitzgerald Glider Kits 300 was the seventh stock car race of the 2018 NASCAR Xfinity Series season, and the 36th iteration of the event. The race was held Saturday, April 14, 2018, in Bristol, Tennessee at Bristol Motor Speedway, a 0.533 miles (0.858 km) permanent oval-shaped racetrack. The race took the scheduled 300 laps to complete. At race's end, Ryan Preece of Joe Gibbs Racing would take the lead on the final restart with 10 laps to go and win his second and to date, final career NASCAR Xfinity Series win and his first and only win of the season. To fill out the podium, Justin Allgaier of JR Motorsports and Daniel Hemric of Richard Childress Racing would finish second and third, respectively.
The 2018 Food City 300 was the 22nd stock car race of the 2018 NASCAR Xfinity Series season, and the 37th iteration of the event. The race was held on Friday, August 17, 2018, in Bristol, Tennessee at Bristol Motor Speedway, a 0.533 miles permanent oval-shaped racetrack. The race was extended from its scheduled 300 laps to 310 laps due to a NASCAR overtime finish. At race's end, Kyle Larson of Chip Ganassi Racing would be able to told off Joe Gibbs Racing driver Christopher Bell and JR Motorsports driver Justin Allgaier on the overtime restart to win his 12th and to date, final career NASCAR Xfinity Series win and his fourth and final win of his part-time season. Bell and Allgaier would fill the podium, finishing second and third, respectively.
The 2018 Lakes Region 200 was the 18th stock car race of the 2018 NASCAR Xfinity Series season, and the 29th iteration of the event. The race was held on Saturday, July 21, 2018, in Loudon, New Hampshire, at New Hampshire Motor Speedway a 1.058 miles permanent, oval-shaped, low-banked racetrack. The race took the scheduled 200 laps to complete. At race's end, Christopher Bell of Joe Gibbs Racing would pit for four tires on the final round of pit stops compared to second-place finisher's Team Penske driver Brad Keselowski, who only took two tires. The strategy for Bell proved to be a winning strategy for Bell, as he would hold off Keselowski for the win to win his fourth career NASCAR Xfinity Series win, his third of the season, and his second consecutive win in the series. To fill out the podium, Ryan Preece of Joe Gibbs Racing would finish third.
The 2018 Bar Harbor 200 was the 29th stock car race of the 2018 NASCAR Xfinity Series season, the third and final race in the Round of 12, and the 19th iteration of the event. The race was held on Saturday, October 6, in Dover, Delaware at Dover International Speedway, a 1 mile (1.6 km) permanent oval-shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, Christopher Bell of Joe Gibbs Racing would dominate the race to win his seventh career NASCAR Xfinity Series win and his sixth of the season. To fill out the podium, Cole Custer of Stewart-Haas Racing with Biagi-DenBeste and Justin Allgaier of JR Motorsports would finish second and third, respectively.
The 2018 Iowa 250 presented by Enogen was the 14th stock car race of the 2018 NASCAR Xfinity Series season and the 8th iteration of the event. The race was held on Sunday, June 17, 2018, in Newton, Iowa at Iowa Speedway, a 7⁄8 mile (1.4 km) permanent D-shaped oval racetrack. The race took the scheduled 250 laps to complete. At race's end, JR Motorsports driver Justin Allgaier would dominate the race to win his seventh career NASCAR Xfinity Series win and his second of the season. To fill out the podium, Christopher Bell of Joe Gibbs Racing and Daniel Hemric of Richard Childress Racing would finish second and third, respectively.
The 2018 O'Reilly Auto Parts Challenge was the 31st stock car race of the 2018 NASCAR Xfinity Series season, the second race in the Round of 12, and the 18th iteration of the event. The race was held on Saturday, November 3, 2018, in Fort Worth, Texas at Texas Motor Speedway, a 1.5 miles permanent tri-oval shaped racetrack. The race took the scheduled 200 laps to complete. A wild finish would see Cole Custer of Stewart-Haas Racing with Biagi-DenBeste best JR Motorsports driver Tyler Reddick with a last-lap pass on the backstretch to win his second career NASCAR Xfinity Series race, his first and only win of the season, and a guaranteed spot in the Championship 4. To fill out the podium, Austin Cindric of Team Penske would finish third.
The 2017 Fitzgerald Glider Kits 300 was the seventh stock car race of the 2017 NASCAR Xfinity Series season and the 35th iteration of the event. The race was held on Saturday, April 22, 2017, in Bristol, Tennessee at Bristol Motor Speedway, a 0.533 miles (0.858 km) permanent oval-shaped racetrack. The race took the scheduled 300 laps to complete. At race's end, Erik Jones, driving for Joe Gibbs Racing, would take the lead with 20 to go to win his eighth career NASCAR Xfinity Series win and his second of the season. To fill out the podium, Ryan Blaney of Team Penske and Daniel Suárez of Joe Gibbs Racing would finish second and third, respectively.
The 2017 Hisense 4K TV 300 was the 10th stock car race of the 2017 NASCAR Xfinity Series season and the 36th iteration of the event. The race was held on Saturday, May 27, 2017, in Concord, North Carolina at Charlotte Motor Speedway, a 1.5 miles permanent quad-oval. The race took the scheduled 200 laps to complete. At race's end, Ryan Blaney, driving for Team Penske, would climb his way to the lead on the final restart with three to go to win his fifth career NASCAR Xfinity Series win and his first win of the season. To fill out the podium, Kevin Harvick of Stewart-Haas Racing and Austin Dillon of Richard Childress Racing would finish second and third, respectively.
The 2017 Lilly Diabetes 250 was the 18th stock car race of the 2017 NASCAR Xfinity Series season and the sixth iteration of the event. The race was held on Saturday, July 22, 2017, in Speedway, Indiana, at Indianapolis Motor Speedway a 2.500 miles permanent, rectangular-shaped, low-banked racetrack. The race took the scheduled 100 laps to complete. In an exciting battle with 5 laps to go, William Byron, driving for JR Motorsports, held off a charging Paul Menard for his third career NASCAR Xfinity Series win. To fill out the podium, Joey Logano of Team Penske would finish third, respectively.
The 2017 Food City 300 was the 22nd stock car race of the 2017 NASCAR Xfinity Series season and the 36th iteration of the event. The race was held on Friday, August 18, 2017, in Bristol, Tennessee at Bristol Motor Speedway, a 0.533 miles permanent oval-shaped racetrack. The race took the scheduled 300 laps to complete. At race's end, Kyle Busch, driving for Joe Gibbs Racing, put on a dominating performance, leading 186 laps for his 91st career NASCAR Xfinity Series win, and his fifth of the season. To fill out the podium, Daniel Suárez, driving for Joe Gibbs Racing, and Elliott Sadler, driving for JR Motorsports, would finish second and third, respectively.
The 2017 TheHouse.com 300 was the 26th stock car race of the 2017 NASCAR Xfinity Series season, the final race of the regular season, and the 17th iteration of the event. The race was held on Saturday, September 16, 2017, in Joliet, Illinois, at Chicagoland Speedway, a 1.5 miles (2.41 km) tri-oval speedway. The race took the scheduled 200 laps to complete. At race's end, Justin Allgaier, driving for JR Motorsports, would manage to pull away from the field on the final restart with seven to go to win his fifth career NASCAR Xfinity Series victory and his second and final win of the season. To fill out the podium, Kyle Larson, driving for Chip Ganassi Racing, and Elliott Sadler, driving for JR Motorsports, would finish second and third, respectively.
The 2017 VisitMyrtleBeach.com 300 was the 27th stock car race of the 2017 NASCAR Xfinity Series season, the first race of the Round of 12, and the sixth iteration of the event. The race was held on Saturday, September 23, 2017, in Sparta, Kentucky, at Kentucky Speedway, a 1.5-mile (2.41 km) tri-oval speedway. The race took the scheduled 200 laps to complete. Tyler Reddick, driving for Chip Ganassi Racing, would dominate the late stages of the race to win his first career NASCAR Xfinity Series victory and his only win of the season. To fill out the podium, Brennan Poole, driving for Chip Ganassi Racing, and Justin Allgaier, driving for JR Motorsports, would finish second and third, respectively.
The 2017 Use Your Melon. Drive Sober 200 was the 28th stock car race of the 2017 NASCAR Xfinity Series season, the second race of the Round of 12, and the 32nd iteration of the event. The race was held on Saturday, September 30, 2017, in Dover, Delaware at Dover International Speedway, a 1 mile (1.6 km) permanent oval-shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, Ryan Blaney, driving for Team Penske, would dominate for most of the race to win his sixth career NASCAR Xfinity Series victory and his second and final victory of the season. To fill out the podium, Justin Allgaier and William Byron, both driving for JR Motorsports, would finish second and third, respectively.
The 2017 Ford EcoBoost 300 was the 33rd and final stock car race of the 2017 NASCAR Xfinity Series season, the Championship 4 race, and the 23rd iteration of the event. The race was held on Saturday, November 18, 2017, in Homestead, Florida at Homestead–Miami Speedway, a 1.5 miles (2.4 km) permanent oval-shaped racetrack. The race took the scheduled 134 laps to complete. At race's end, Cole Custer, driving for Stewart-Haas Racing, would dominate the race to take his first career NASCAR Xfinity Series victory and his only victory of the season.
The 2016 Ollie's Bargain Outlet 200 was the tenth stock car race of the 2016 NASCAR Xfinity Series season, and the 35th iteration of the event. The race was held on Saturday, May 14, 2016, in Dover, Delaware at Dover International Speedway, a 1 mile (1.6 km) permanent oval-shaped racetrack. The race took the scheduled 120 laps to complete, with the first 80 laps being split into two 40-lap heats of 20 cars. Erik Jones, driving for Joe Gibbs Racing, would take the lead early, and dominate most of the race for his fourth career NASCAR Xfinity Series win, and his second of the season. To fill out the podium, Bubba Wallace, driving for Roush Fenway Racing, and Alex Bowman, driving for JR Motorsports, would finish second and third, respectively.
