Features: Application: Compatible with Volvo for truck and bus. For Volvo Trucks 2004-2019– All Models (D11, D13, D16 Engines), for Mack Trucks 2008-2018– All Models (MP7, MP8, MP10 Engines). Alternative for SCANIA 4/5 series. Equivalent for OEM 9996049. Function: Provide a fast and clean fluid transfer method and prevent unnecessary spills. Leak-free connections help you remove coolant from the radiator and keep your engine burning cleaner. Upgrade Design: Specially designed radiator female connector, used for cleaning and replenishing radiator liquid. Allows for quick connection and easy use. The adaptor is upgraded with a knurled design, which increases friction and no leakage. .