The MATCO TOOLS Back Pressure Tester Model MDBPT1 is a diagnostic service tool designed specifically for passenger vehicles. Manufactured by Matco Tools, this back pressure tester is reliable and efficient. It comes in its original well-kept case for storage, name value and maintaining its originality, making it a valuable addition to any mechanic's shop. With its brand reputation and focus on quality, this back pressure tester is sure to provide accurate and effective results for your automotive needs.