Run it
Copy the script and paste it into your executor.
local Sprinting = game:GetService("ReplicatedStorage").Systems.Character.Game.Sprinting
local m = require(Sprinting)
m.MaxStamina = Replace with any numbers
m.StaminaGain = Replace with any numbers
m.StaminaLoss = Replace with any numbers
m.SprintSpeed = Replace with any numbers
Universal