Car care guides

Car washing

Removing baked-on brake dust: when wheel cleaner isn’t enough

Stubborn brake dust, black dots or damaged coating? Here’s how to check for residue, clean in a targeted way and recognize the limits.

Car washing

Choosing a wheel cleaner: pH-neutral, acid-free or acidic?

pH-neutral is not the same as acid-free. Here’s how to choose wheel cleaners based on surface, contamination and application – with clear decision guidance.

Car washing

Cleaning wheels properly: removing brake dust and avoiding mistakes

Thoroughly cleaning wheels: the right process for brake dust, spokes and wheel barrels. Including tool selection, common mistakes and suitable wheel cleaning...