OEM Nissan Spark Plug, Part No. 22401-CK81B.

Application/Position: Engine ignition system -premium iridium spark plug for combustion chambers.

Function: Delivers high-voltage spark with superior efficiency and durability, ensuring reliable cold starts, smoother engine response, improved fuel economy, and longer service life compared to standard plugs.

Compatibility: Fits Nissan Sunny B17/N17 (2012-present, 1.5L HR15DE and 1.6L HR16DE engines). Also applies to related Versa and Almera variants built on the same B17 platform. Confirm fitment with VIN/chassis before purchase.

Material/Construction: Fine-wire iridium center electrode with nickel ground electrode, engineered for enhanced ignition stability and extended wear resistance.

Performance: Meets Nissan OEM specifications for high ignition efficiency, reduced misfires, and consistent performance in varied driving conditions, including hot and dusty Middle Eastern climates.

Replacement Interval: Replace every 80,000-100,000 km (or as specified in the Nissan maintenance schedule) for optimal engine performance and reliability.