The DENSO PK20TR11 Spark Plug is designed for various models from ALFA ROMEO, LEXUS, and TOYOTA. With a nickel mass electrode and a thread size of 19mm, this spark plug has a diameter of 14mm and weighs 43g. Manufactured by DENSO, it meets OE/OEM specifications and is a reliable choice for ignition systems. The spark plug also includes a spanner size of 16 and a tightening torque of 22Nm for easy installation. Trusted brand quality and performance make the DENSO PK20TR11 a popular choice among car and truck owners.