Offroad Disco Exhaust? Y Pipe with no Cats?
Recovery Vehicle
Joined: Nov 2017
Posts: 788
Likes: 295
From: Amherstburg Ontario
I’ve been researching no cats as I’m going to delete them when I install my long tube headers, what I’ve read is you need a mini CEL on the back 2 O2 sensors, they’re basically a mini catalytic converter for the sensor, so it reads clean and than no check engine lights.
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