If you want to perform auto repairs to your KTM 990 Super Duke Black then it will always be a good idea to possess a Workshop Manual for personal reference in the event that you want to know the best ways to remove a specific component like the Exhaust and match it again in the right way.
KTM 990 Super Duke Black Workshop Manuals provides certain diagnostic info for your car or truck so if something is not working it will help you discover what the problem is and how you can make it better. After that you can assess if you can do this yourself or if the job is simply too big you can actually make a booking for your 990 Super Duke Black into a nearby repair garage.
KTM 990 Super Duke Black manual