OEM Nissan Spark Plug, Part No. 22401-1P116.

Application/Position: Engine ignition system- iridium spark plug for combustion chambers (V8 engine requires 8 plugs).

Function: Provides a high-voltage, long-life spark to ignite the air–fuel mixture with precision, ensuring smooth engine starting, efficient combustion, fuel economy, and reliable performance.

Compatibility: Fits Nissan Patrol Y62 (2010-present, 5.6L VK56VD V8 engine, all trims including SE, LE, and Nismo). Also applies to platform-sharing models such as Nissan Armada and Infiniti QX80. Supersedes or cross-references earlier plug numbers such as 22401-JK01B. Confirm fitment with VIN/chassis before purchase.

Material/Construction: Fine-wire iridium-tipped electrode with nickel alloy ground electrode, factory-gapped to Nissan specifications. Engineered for durability under high load and high-temperature driving conditions.

Performance: Meets Nissan OEM standards for ignition reliability, combustion efficiency, and long service life in demanding climates such as the Middle East.

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