Found this useful tips at http://www.matey-matey.com/ and I will do the same modification on my ‘I’.
A few more information on up-rating headlight in here http://www.danielsternlighting.com/tech/relays/relays.html
Average Rating: 4.5 out of 5 based on 281 user reviews.
Great!

Better to arrange the wires in the below way.