16 wide fit a nytro?

[xpx5]

I'm going to try a challenger xtreem 16 162 3 on my 2012 impulse nytro .
Im doing the cooler mod ..getting a vanamburg tunnel...anything I need to shim or does it work ?

 

[Sledsniper]

I have one on my 2008 with a CR tunnel.
Don't know about the VE tunnel?