Bob Pockrass of Fox Sports reported that NASCAR Cup Series teams will have yellow windshield banners and yellow rear spoilers once the playoffs begin in three weeks at Darlington Raceway.
The Xfinity Series playoff teams will feature a red windshield banner, rear spoiler and the lower part of each cars nose will be red.
Beginning this weekend at World Wide Technology Raceway, Camping World Truck Series playoff trucks will have blue windshield banners, blue rear spoilers and blue lower noses.
Cup playoff teams will have yellow windshield banner and yellow rear spoiler … Xfinity playoff teams will have red windshield banner, red rear spoiler and red lower nose … Truck playoff teams will have blue windshield banner, blue rear spoiler and blue lower nose.
— Bob Pockrass (@bobpockrass) August 17, 2021