CW — NASCAR Xfinity Series: The Pennzoil 250, Indianapolis Motor Speedway, Speedway, Ind. FS2 — Indy NXT Series: The Grand Prix of Monterey - Race 1, WeatherTech Raceway Laguna Seca, Monterey, Calif.

With these Wirecutter-approved picks under $100, you don’t have to spend a lot to get a good deal this Amazon Prime Day.