Yoshimura Plug Oil Filler We Kaw 051HA147000 High usage part that screams out to all who see it that this is one serious racing engine. Made from high grade aluminum Anodized for a lasting finish and finally topped off with laser etched Yoshimura logos. Pre-drilled for safety wire New Works Edition finish features a special electrolytic process that creates a dense, super-hard surface that is extremely resistant to wear, heat and fade from sunlight