tunes do work, and the one I linked to offers quite a bit more than 10 ft/lb
Peak power = 450 HP @ 5,250 rpm
+55 HP @ 5,250 rpm
Peak torque = 510 lb-ft @ 3,500 rpm
+100 lb-ft @ 2,500 rpm
How have you guys wired these up? Can you splice into factory fog light wiring to have them work off the stock fog switch? Looking to do this on the 2024 XLT