Cummins recommends always use Genuine Fleetguard Filters.
Which Filters should I use for my Cummins X-15?
For 2010 - 2017 Cummins ISX:
Lube Filter = LF14000NN
Primary Fuel Filter = FS19764
Secondary Fuel Filter = FF5776 (basic option) or FF5825NN (upgrade option)
For 2020+ Cummins ISX:
Lube Filter = LF14000NN
Primary Fuel Filter = FS19764
Secondary Fuel Filter = FF5825NN (always use upgraded version)
For 2020+ Cummins ISX (Extended Life Filters):
Lube Filter = LF14001NN
Primary Fuel Filter = FS19764
Secondary Fuel Filter = FF5971NN
Cummins ISX-15 Filters
Select Individual Filters or Kits that suit your needs.
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