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Item Detail






Adapter, (M) 12mm Fuel Line Test
Item Number: 8978D-21
Price: $30.50* *

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Use this special tool with appropriate service procedures to service the 2019 or later Cummins 6.7L Engine. 

Originally Distributed in 

  • CYAT117
  • CYAT149
  • CYAT150

Current Usage *



Click to view Body Model Lookup List

*To minimize the tools necessary to service Chrysler Group vehicles, this usage information is subject to change as vehicles and components are released or updated.

Do not use power tools. Breakage due to use of power tools voids your warranty.



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