A4 OEM Compound is a versatile, easy to use abrasive compound that can remove 2000 grit sand scratches, oxidation, and water spots. A4 OEM Compound utilizes a blend of micro-abrasive technology to cut quickly, with very little surface swirling and create a high gloss finish for all types of painted substrates. Easy clean-up with minimal dustiness. Silicone free, no fillers, body shop safe and VOC compliant.