OEM Toyota Spark Plug, Part No. 90919-01253.

Application/Position: Engine ignition system -iridium spark plug (set quantity depends on engine type).

Function: Provides a consistent, high-voltage spark to ignite the air–fuel mixture, ensuring efficient combustion, smooth operation, and reliable performance.

Compatibility: Genuine Toyota replacement spark plugs. Supersession chain: 90919-01253. Confirm fitment with VIN/chassis before purchase.

Material/Construction: Fine-wire iridium-tipped center electrode with nickel/platinum ground electrode. Factory gapped to Toyota specifications for precision ignition and durability.

Performance: Meets Toyota OEM standards for ignition efficiency, fuel economy, and long service life under varied driving conditions.

Replacement Interval: Replace every 80,000-100,000 km or according to Toyota service schedule.