Gen III montero Catalytic converter delete?

Hammerprepper

New member
Hi everyone! Have any of you deleted the catalytic converter on your 3.8 monteros? I've done a few deletes on other vehicles but none have been as fancy as my monty, so I want to see what you guys have done before I attempt anything. Before anyone asks I live in rural MN and we do not have smog testing here, and yes I know it's still not technically legal. Hahah
 

Toasty

Looking for that thing i just had in my hand...
I've got a friend running without them and he say's it's got a bit more power but he also did headers at the same time so...
 

nnamssorxela

Adventurer
I think you will see very little difference other than a host of check engine lights and potentially poor running conditions. In my opinion removing the cats would be a poor decision with little if any benefit.
 

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