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

https://trans4mind.com/counterpoint/index-home-garden/diy-mini-splits-teach-about-personal-growth.html

Installing a mini split yourself can save you $3,000 to $5,000 in labor costs and boost your DIY confidence. These systems perform well in cold climates down to -22°F and offer energy efficiency around SEER 20, much better than traditional units