Chrysler PB4, JB4, Cosmo Blue. Paint Code PB4, JB4, Cosmo Blue for Chrysler. PB4, JB4, Cosmo Blue for Chrysler 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.
