Low-Profile Design Quickly and Easily Disengages Jiffy-tite Quick-Connect Fittings Without Removal of the Clip. Teeth of the tool fit perfectly into tight tolerance of Jiffy-titeŽ connectors and when rotated allow the line to be pulled without damage to the connector or retaining clip so they can be reused. This part fits the most popular Jiffy-titeŽ fittings used in newer GM vehicles, many newer Daimler Chrysler and some newer Mercedes vehicles.