G3 Bracket PacketSuits Impreza G3 Models Details So you've picked up a G3 but you're missing some essential parts that will not only qualify you to make it onto the track, but, also keep that front end looking tidy whilst you're carving up that racing line? Well what are you waiting for? our bracket packet will accommodate for both. The Fire Extinguisher Bracket Mount is made from 3mm thick, powder coated stainless steel and fits discreetly under the seats using the