Spark Plug DENSO Iridium SK16PR-A11 (3356)

The DENSO Iridium spark plug (Part No. 3356, Model SK16PR-A11) is a high-tech ignition solution designed for modern automotive engines. It features a platinum-tipped ground electrode and an ultra-fine iridium center electrode, ensuring a stable spark under extreme conditions and extending service life up to 100,000 km. Technical specifications include a 14mm thread diameter, 19mm thread length, and a 16mm hex size, with a recommended tightening torque of 22 Nm. This model is widely compatible with Suzuki (Swift, Jimny, Grand Vitara), Jaguar (XF, S-Type, XJ, XK), and Range Rover Sport vehicles with engine displacements ranging from 1.3L to 5.0L. The use of iridium alloy reduces the required ignition voltage, improving acceleration response and fuel efficiency. This product meets strict OEM standards, serving as a direct replacement for part numbers 09482-00547 and AJ84575.