Evotech Kawasaki Z H2 Radiator Guard (2020+) Annette Bening Biography, Broadway, Movies, Warren Beatty, & Facts. Evotech Performance radiator guards attach to your bike's existing mounting points. No modifications are required to your motorcycle. Hexagonal hole pattern to optimise airflow whilst providing maximum protection from road debris. CNC machined from aircraft quality aluminium. Powder coated black for longevity. All required fittings are supplied with the kit. Easy to follow pictorial instructions are available for download.