LEXUS 4Y5, Sonic Copper. Paint Code 4Y5, Sonic Copper for LEXUS. 4Y5, Sonic Copper for LEXUS is formulated using R&E Low VOC Urethane Basecoat paint. The R&E Low VOC Urethane Basecoat paint exhibits exceptional color accuracy and excellent coverage and is specifically designed for all Automotive Refinish Applications.
