Manufacturers also got a large tax break and the economy has been going well for the last couple of years. Bottom line is they were going to raise prices regardless. If they had any lost revenue for whatever reason when they make up the revenue they will still raise prices. Bass boat prices usually never go down no matter how the manufacturers are doing. And Tracker is one of the most popular aluminum bass boats out there and you can get one with a 150 for under 30 grand.
https://www.trackerboats.com/boat/motors.cfm?boat=4283