It's naturally aspirated. Challenger 1320 dosen't have a blower. And 636 hp out of a stock 392 naturally aspirated is pretty impressive in my opinion. I think that you may have it mixed up with a Hellcat or something.
Yup. I was wrong. I don’t know how many iterations and such there are for the G3. Like I said, GM used the ”L” series nomenclature to the point they are reusing designations.