P21S Wheel Cleaner Gel
P21S Wheel Cleaner Gel is a water-based non-acidic detergent that provides great cleaning and will not damage any wheel. Mercedes, Porsche, BMW, Volvo, VW and Audi recommend this product to remove brake dust and road grime.
P21S Wheel Cleaner Gel is the German-made factory approved way to remove brake dust from alloy wheels. Safe, pH controlled, non-acid, non-lye based formulas will not to attack any type of road wheel, braking system or other surface. While a bit more costly than many of the products found on auto parts store shelves, the fact that P21S Wheel Cleaner Gel is significantly safer on wheel surfaces justifies that extra cost, after all how much are your alloys worth to replace or repair?
With P21S Wheel Cleaner Gel you don't have to know about which wheel finish, if any is on your alloys, it's safe with them all. P21S Wheel Cleaner Gel works extremely well on wheels that tend to soil heavily due to higher braking speeds or softer brake pads. As with most wheel cleaners - use on wheels that are cool to touch. Spray it on and then allow it sit for few minutes, in a pinch you can leave it for 2 hours then agitate stubborn spots with a sponge or brush then rinse off with a sharp stream of water.