First experience with prewash product, and it works really good.
It does an excellent job of reducing swirls in the paint and leaving a freshly waxed finish.
Knock Off Concentrated Wheel Cleaner is a safe, non acidic wheel cleaner that removes stubborn brake dust safely and effectively. Formulated specifically for wheel cleaning in a high production environment. Knock Off Concentrated Wheel Cleaner may be diluted anywhere from 4:1 up to 20:1 depending upon the condition of wheel and level of contamination.