2012 Torque Converter CatalogTranstar's 2012 Torque Converter catalog is the industry’s most robust converter diagnostic tool. Along with many new additions including more than 100 new torque converters covering applications up to 2012, a full year, make, model and engine size index, and technical service bulletins, this catalog features Transtar's Drivetrain Needs Assessment (DNA). A feature that is the first of its kind, Transtar’s DNA allows customers to easily locate all known solutions to common symptoms seen in a transmission – such as overheating, shudder, poor lock up, slippage and NVA.