Good product to start over with your car care. Follow up with a clay bar.
Also available from Amazon
Your vehicle is under constant attack from airborne contaminants. Many of these are tiny particles of iron that appear as specks on paintwork and brake dust on wheels, dulling their shine. The active ingredients in Autoglym Magma turn magenta as they react with these iron particles to safely loosen them from the surface to be easily rinsed away.
great stuff… it's incredible what comes off your car after you've washed it. Foam, two-bucket, this, then a clay-bar, and you've got a great prep surface to polish and wax.