NGK Iridium IX spark plugs are a worldwide success story. Since their initial release they've proved to be a fantastic spark plug upgrade and are now successfully used in millions of vehicles around the globe. The reason? It's thanks to their offering of improved throttle response, superior anti-fouling, better MPG, easier cold starts and a longer lifetime. This winning combination leads to an increase in overall performance and they excel in all areas where standard nickel spark plugs may tend to suffer.

Upgrade now for improved performance and MPG!

Each order includes 4 spark plugs

Features:
0.6mm fine Iridium centre electrode tip ensures high durability while providing a consistently stable spark.
Zinc-chromate plating provides superior anti-corrosion and anti-seizing properties (do not apply thread lubricant - read installation section below).
Improved acceleration and better fuel efficiency.
Ultimate design from the result from years of extensive research and development.
Manufactured using the most advanced laser welding technology available.
Tapered ground electrode improves flame expansion from the spark due to as minimum obstruction as possible.
Longer lifetime than standard spark plugs - Up to 50,000 miles.
Improves idling stability & throttle response.
Spark gap remains virtually unchanged throughout the entire lifetime.
Easier engine starts - Great for freezing winter mornings.
Superior anti-fouling
Lower required spark voltage
Outstanding quality as you come to expect from NGK.
Proven track record and used in millions of vehicles around the world.

BKR5EIX-11 5464 NGK IRIDIUM IX SPARK PLUGS SET OF 4