NGK SILKGR9A7EG / 91731 Iridium Spark Plug Fits Porsche 06M905606D 98790560600

Longer service life: The use of the precious metal extends the service life of the spark plug compared to standard spark plugs. Optimised starting behaviour: The laser-welded, ultra-fine iridium centre electrode ensures perfect ignition performance and promotes the spread of the flame front in the combustion chamber. Economical in consumption: The excellent ignition capacity contributes to more efficient engine performance, reduces fuel consumption and environmental pollution. Note: Please observe the general installation instructions before installation! Scope of delivery: 1x NGK spark plug SILKGR9A7EG Laser Iridium

NGK SILKGR9A7EG / 91731 Iridium Spark Plug Fits Porsche 06M905606D / 98790560600With the smallest tip diameter available, OE Iridium spark plugs provide superior ignitability and long service life. The iridium/platinum surfaces ensure a slow wear rate, providing stable idle and superior anti-fouling. Laser-welded iridium center electrode tip Platinum disc welded to backside of ground electrode provides long life Trivalent metal plating for superior anti-corrosion and anti-seizing Faster starts and quicker acceleration Better fuel economy and lower emissions Best OEM Iridium spark plug available