Originally Posted by GaleForce

I heard back from Berk. The *Hiss* is in fact normal. You will get this when using the HFC or Test Pipes. I thought it was normal but thought I would ask just to make sure I didn't do something wrong during the install.

They gave me a couple of tips regarding the small fitment issue I'm having. I am going to take the hanger bracket off, reinstall it in the factory location using the tips Berk gave me and test it for a few kilometres and see if things stay put.

Otherwise the exhaust is kickass!