Set of 4 brand new NGK Iridium spark plugs, developed specifically for the K-series. These spark plugs replace the original K-series spark plugs and cause the engine to perform significantly better. For optimal performance best combined with our EV14 injector kit.

The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX® ideal for the performance enthusiast. Iridium’s extremely high melting point is perfectly suited to today’s high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability.

• Fine iridium tip ensures high durability and a consistently stable spark
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• Outstanding acceleration, high fuel efficiency and durability

Replaces:
BMW Part no: 12121460800 and 12121464293