Installing a mini split yourself can save you $3,000 to $5,000 in labor costs...

https://oliviamaids.com/do-pre-charged-line-sets-mean-i-dont-have-to-handle-refrigerant/

Installing a mini split yourself can save you $3,000 to $5,000 in labor costs while boosting your hands-on skills. These systems run efficiently in cold climates down to -22°F and often have SEER ratings around 20, adding long-term energy savings