veh = nil
for i,v in pairs(game.Workspace.Vehicles:GetChildren()) do
if v:IsA("Model") then
if v.owner.Value == game.Players.LocalPlayer.Name then
veh = v
end
end
end

if veh then
han = veh.Handling
han.MaxSpeed.Value = 1000000
han.Torque.Value = 50000
han.SteeringRadiusConstant.Value = 120000000
han.FrictionOffroad.Value = 200
han.FrictionRoad.Value = 200
else
print("Unable to find your vehicle!")
end

veh = nil
for i,v in pairs(game.Workspace.Vehicles:GetChildren()) do
if v:IsA("Model") then
if v.owner.Value == game.Players.LocalPlayer.Name then
veh = v
end
end
end
han = veh.Handling

while han ~= nil do
wait(0.5)
han.Nitro.NitroAmount.Value = 250
end

nspeed = 3000 --The speed that the nitro will amplify your speed by!
nforce = 80000 --The amount of force the nitro will put on your car.
veh = nil
for i,v in pairs(game.Workspace.Vehicles:GetChildren()) do
if v:IsA("Model") then
if v.owner.Value == game.Players.LocalPlayer.Name then
veh = v
end
end
end

if veh then
han.Nitro.NitroSpeed.Value = nspeed
han.Nitro.NitroForce.Value = nforce
else
print("Unable to find your vehicle!")
end