I bought civic reborn 2011 model manual transmission only 6000 km driven
I drive it 10,000 Km more
Now its on 16000 km

My friend insisting me to change its original plugs with 4 tips imported plugs to increase its pick and performance
I don't know any thing about these plugs
Kindly guide me their advantages and dis advantages
And also recommend me should i change them or not
If yes then which should i prefer from both types of spark plugs