MARTELIUS Exhaust. Martelius's unique sound control solutions in this exhaust allow for zero highway drone with identical noise level as standard into the cabin. In hard driving the sound is significantly more aggressive than OEM. If you use decat or sport-cat_downpipe, extra silencer (product SKU: 180054) is highly recommended for the best sounds._Tube diameter 3", 76mm._Material stainless steel AISI 304._Outlet diameter: 3x102mm.
Suitable for all_Civic Type R 2017+