Popping

[tdw1300]

i have a 06 limited i installed dual scorpion slip ons and it pops back through the exhaust when i downshift what could be the problem. its all stock

 

[Pipefighter248]

Did you remove the Pair valve or block it off?

 

[tdw1300]

No, where is it located on the bike so I can check to make sure it is still connected or been removed. It was doing it with the stock exhaust as well with the packing removed

 

[delbert]

marble mod works well ,they tend to do this with after market cans , do a search on the marble mod there is a step by step guide with pics somewhere

 

[Pipefighter248]

https://www.hayabusa.org/forum/general-bike-related-topics/139166-marble-mod.html