Originally Posted by mapleridge
Yeah. They are two different beasts. The MMW would be louder and they are not a direct bolt on option. Mine bolt up to your stock exhuast. Mine are good if you want extra power but to keep whatever exhaust note you have or lack thereof. Plus, his are ceramic. These are stainless. I haven't seen any dyno charts from his either, but I would imagine the gains would be quite similar. In the end, same purpose but different offerings.
I see, but what difference would it make if its ceramic vs stainless? I thought MMW headers were bolt on
you sure about that?