Is stock cat-back enough for stage 3 low boost?

LVGolfR said:

Make sure to update. Hate the rasp in my catless dp.

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krisprz8 said:

Update: got my Remus silencer/resonator installed today and it 100% got rid of the drone and raspiness at upper RPM’s! It’s quieter inside the cabin too which is good for when I have passengers haha.

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