There is no easy fix. Don't block airflow, keep radiator clean, decent coolant, new better fan clutch, separate transmission cooler will all help.
Any weight, bigger tyres, lifts, anything unaerodynamic etc will increase temps.
Why do you want a wrangler? If it's not for awesome offroad ability and solid front axle etc I frankly wouldn't bother.
A lr d4 is leagues better in comfort, economy, power etc. I guess a jk is cheaper than a lr if that's a consideration?
It will probably tow it fine but you won't be going too quick.
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2008 2 Door JK CRD auto
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