ISX to X15 swap headache. PLEASE HELP

[Rawze]

(09-25-2023 )Orangecar89 Wrote:  What would be the issue with removing the 3 cans out of the exhaust system instead of gutting them and just putting a muffler on? The truck is obviously de mandated, so the point of keeping up "appearances" doesnt seem like a priority. Opiniond?

Keeping up appearances is actually important for its future. I also would not recommend it for disconnecting everything electrically under there too, as it screws up the J1939 network.