Just get a hydraulic main tensioner, new idler pulley, ac tensioner, and ac belt and alt belt.

Even if you have mechanical tensioner to begin with you can replace with hydraulic it mounts almost the same

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2018 Ram 2500 6.7L Cummins 68RFE
19k miles -Bright White/Black - Big Horn Sport - Crew Cab Short Bed
2013 X5 35D (CEO's) - Born on 5/17/2013 -
82k miles - Alpine White/Cinnamon Brown/Premium Pkg, Sport Activity/Premium Pkg and Sound/20" Style 214/Running Boards