Profile: Carolinas Auto Supply House, Inc. specializes in automotive parts. Our product line includes stainless steel hoses, dynalite plastic filler, conversion compressor, and CD receiver. Our PRO-1000 jamming clear is an extremely fast drying 4:1 mix ratio clear coat. These are designed for under hood and door jambs. Our PRO-600 2k primer is a two-part polyurethane primer-surfacer with build properties. These are very soft sanding, wet or dry, with minimal shrinkage and maximum color holdout.