Connor Zilisch and Shane van Gisbergen.It’s a blossoming rivalry that will likely play out on the road courses for many years to come in the NASCAR Cup Series, but now in back-to-back weeks, the NASCAR Xfinity Series has seen the Trackhouse development duo sparring for victories.

In closing laps of the Pit Boss/FoodMaxx 250 at Sonoma Raceway, the pupil schooled the master. Taking shot after shot from JR Motorsports teammate Shane van Gisbergen over the final two laps, Connor Zilisch held off the more experienced driver to claim his third NASCAR Xfinity Series victory of the season and the fourth of - NASCAR Wire Service - July 13,