The 2017 IMSA Prototype Challenge presented by Mazda is the twelfth season of the IMSA Lites series.
The season features seven double header weekends.
The L2 class was dropped after eleven seasons of service.
[3] Note: A driver with a (M) is participating in the Amateur Masters Category.
Note: All Élan DP02s are running with the Mazda MZR 2.0 L Engine.