Mishimoto MMOFC-Toy-BK Toyota Oil Filler Cap, Black Billet CNC-machined aluminum for optimal fit and finish Material: 6061 Aluminum / Overall Height: 1.14 / Overall OD: 2.32 / Thread Pitch: M37 x 3.0 Included O-ring ensures a perfect seal Fits most Toyota engines Mishimoto Lifetime Warranty