UPGRADING 2021 x-15 air compressor?

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Rolling18, Nov 30, 2020.

  1. Rolling18

    Rolling18 Light Load Member

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    yes it looks to me that the 37 CFM #1002070 should work.. but the dealer said i couldnt upgrade.. maybe the physical larger size changes something in the back where it might go to steering pump..