McKee's 37 power wash is a high-foaming, wax-infused Shampoo that gently removes dirt and road grime while adding real carnauba wax protection to your vehicle.  McKee's 37 power wash is the only high-yield foaming Auto Shampoo that contains carnauba wax, increasing protection and shine after every wash.  the thick, rich foam created by McKee's 37 power wash encapsulates dirt particles, eliminating the chance of wash-induced swirl marks and scratches.  McKee's 37 power wash is the Auto Shampoo that does it All.