Stage 2 tune: My SCR, DPF, EGR and Urea delete Journey

[mamet]

Originally Posted by Stockx5

Great tutorial but I have a question, why did you have to remove the exhaust? why not just remove the part that goes from the end of the DPF to the connection after the first Nox sensor (just the part where the 1st Nox sensor is connected)

[kakalika]

I have wondering the same question as well. However, I am not sure if that is a regular muffler or some sort of catalytic converter. If it is a regular muffler, I would leave it to keep things quieter. I'm guessing it's a catalyst though.