Blaze and AJ are deep in the woods when they discover and befriend a mud-loving monster truck named Gasquatch. Now, they must set out on an epic adventure to bring their new friend to Mud Fest… the muddiest party of all time.

When Crusher overloads Gabby's Truck Wash with too much soap, its pieces explode out into Axle City! Blaze and AJ must embark on a quest to track down the missing pieces and rebuild the Truck Wash, so his friends can get clean.