A lot of questions and do not knows. This Black Widow exhaust is some 150 EUR Chinese exhaust which is price tagged with some 350 British Pounds. So if it is okay for you, first ask them what they think about re-mapping?
But the water temp does not give any clue about your temp in the combustion chamber. Forget what you see on the dash. And also do not get carried away about pops and better respond. Most newbies just get the noise and think about power increase.
Such a non adapted, just open tube and far too short exhaust are noisy only and grab a lot of smooth power gain. They may have a bit at top end, but who knows.
So if you like it, ride it, but most riders, in means of riding a motorbike, do not like those noisy pipes. I is up to you what you are at the end...
But the water temp does not give any clue about your temp in the combustion chamber. Forget what you see on the dash. And also do not get carried away about pops and better respond. Most newbies just get the noise and think about power increase.
Such a non adapted, just open tube and far too short exhaust are noisy only and grab a lot of smooth power gain. They may have a bit at top end, but who knows.
So if you like it, ride it, but most riders, in means of riding a motorbike, do not like those noisy pipes. I is up to you what you are at the end...