The 2 "pre cats" where pretty straight forward.
the 3rd one. i cut a {====} in the top of it and
pulled out the guts and welded it back up..
that's just temporary, until i can get a "Y" pipe made.
the tone.. is a little louder still smooth though
just more pronounced. been running like this for 3 months
next step is goin to be cutsom header back system.
yes no emission laws in MT.
hahaha