GW iron R+ that decontaminates auto paint and wheels. Iron R+ prevents the spread of iron-related damage to protect your vehicle from paint system failure. Iron R is excellent on automotive paint and safely cleans clear coats. In addition to removing iron deposits, GW Iron R+ cleanses your paint of tar and old waxes, leaving the paint clean and ready for polishing. GW Iron R+ changes colour as it dissolves iron particles! Spray on GW IRON R Wheel Cleaner Plus and allow it to dwell for several seconds as the cleaner turns red. If necessary, use a soft-bristled wheel brush to clean between spokes. Rinse with clean water and towel dry to prevent water spots. Dress tires with your favorite tire gel – TIRE AND TRIM Gel formula will not sling, and it gives your tires a rich, low-gloss appearance.