Quote Originally Posted by ZMC888 View Post
Waldo it's all good I think I'm just one of those who wants a proper dyno tested muffler with a cat and a properly reprogrammed ECU. My options in China don't allow all that, so I'll leave it for now, unless the cat is in the header....then maybe.
Akrapovič Silencer SLIP-ON for KAWASAKI ER 6 N-F

Has a Performance Graph for the ER-6 which is the closest we will get to the TR/NK. The Akrapovic comes with new Cat as well
job done all the boxs ticked now. well 2 out of 3 just need to sort out the ECU


link here http://www.cmracing.eu/akrapovic/pro...slip-on--2818/

As to the Cat not sure now , i always consided the big box under the bike to be a cat/muffler