I keep reading post about the ISR mod. Is it a home-made intake or what? I've searched and cannot find exact place that explains what it is and how to do it ... So can anyone out there help me out, Also can it be done to the 22 re?

 

You wouldve came up with tons of topics.

Here is one that was at the bottom of the page here.

https://www.yotatech.com/forums/f116...oticed-120899/

 

Moved to the noobie section. This *really is* one of those topics that has been beaten to death and a quick search will turn up numerous threads with photos.