Iridium Spark Plug

This 4-cycle ignition component features a 12 mm thread diameter and an iridium electrode for enhanced durability and performance. This spark plug serves as a direct replacement for the NGK SILZKFR8G-7S and is also listed under part number 2701590600 by Genuine Mercedes. Its construction utilizes iridium, known for its high melting point and resistance to wear, contributing to a longer service life and consistent ignition. Fitment is extensive across numerous Mercedes-Benz model lines, including C-Class (W204, W205/C205/A205), CLA-Class (C117), CLS-Class (W218), E-Class (W213, C238, W207, W212), G-Class (W463), GL-Class (X166), GLC-Class (X253), GLE-Class (C292, X166), GLK-Class (X204), ML-Class (W166), S-Class (W222), SL-Class (R231), and SLK-Class (R172). Specific model years and engine sizes are listed for each compatible vehicle. However, it is crucial to note that some E-Class models (E350 Convertible, E350 4Matic Coupe, E350 Coupe, E350 4Matic Wagon, E350 Sedan) and the ML350/ML350 4Matic require checking the original spark plug for compatibility, especially if the vehicle is equipped with NGK spark plugs. Additionally, several models, including specific C350 Sport Coupe, E350 Convertible, E350 4Matic Coupe, E350 Coupe, E350 4Matic Wagon, E350 Sedan, E400 Hybrid Sedan, GLE350, GLE350 4Matic, GLE43 AMG 4Matic Sport Utility, and GLK350/GLK350 4Matic variants, are specifically noted to be for cars that use Ethanol Fuel (Code 929).