Experience superior ignition performance with the NGK Iridium IX Spark Plug, designed for enthusiasts seeking optimal engine efficiency and reliability. This box contains four spark plugs, model BR9ECMIX, ideal for a range of applications where high endurance and excellent ignitability are demanded. Engineered with a fine iridium tip, these plugs provide exceptional wear resistance and a consistently strong spark, helping your engine start faster, run smoother, and burn fuel more efficiently.

The NGK Iridium IX plugs also feature an innovative design that reduces voltage requirements and delivers improved throttle response. Their robust construction ensures longevity even under the most demanding driving conditions, making them a perfect choice for both street and performance vehicles. Suitable for any enthusiast looking to boost their ignition system’s performance with trusted NGK quality and technology.