Do it yourself. Unless it is a performance oriented shop they won't do it any better than you can do it yourself. It would help to have a service manual to help you get the carbs off the first time.
There are several other companies out there that make jet kits that have an excellent reputation on Kawasakis. You might want to check out Factory Pro and Ivan's also. I know from personal experience that Factory Pro has excellent technical support via their 800 number.
There are several other companies out there that make jet kits that have an excellent reputation on Kawasakis. You might want to check out Factory Pro and Ivan's also. I know from personal experience that Factory Pro has excellent technical support via their 800 number.