1996-23 Mercedes Radiator Coolant Expansion Tank Pressure Testing Tool M-0077

New Sir Tools Radiator Coolant Overflow / Expansion Tank Pressure Testing Adaptor Tool for Most 1996 – 2023 Mercedes Models.

• This is a threaded on pressure tool for the coolant overflow / expansion tank.
• Some later models use 2 caps on 2 separate tanks, this tool can be used on either one.
• Some 1996 models changed from a twist on cap to a threaded on cap, PLEASE see the application fitment tables to confirm.
• This is made by Sir Tools a quality tool manufacturer.
• Tis threads on to the expansion tank to allow pressure testing the coolant system.