NGK SILKGR9A7EG 91731 Spark Plug Laser Iridium
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NGK SILKGR9A7EG 91731 Spark Plug Laser Iridium

Lowest price we found

£15.27

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About the product

The NGK SILKGR9A7EG 91731 is a laser iridium spark plug. It fits Porsche references 06M905606D and 98790560600.

  • It has a laser-welded iridium centre electrode tip.
  • A platinum disc is welded to the back of the ground electrode.
  • The plug has trivalent metal plating.
  • Its iridium and platinum surfaces are specified as having a slow wear rate.

At a glance

  • Laser-welded iridium centre electrode tip
  • Platinum disc welded to the back of the ground electrode
  • Trivalent metal plating
  • Fits Porsche 06M905606D / 98790560600

Specifications5

NGK
Material
Iridium and platinum
Compatible with
Porsche 06M905606D / 98790560600
Centre electrode tip
Laser-welded iridium
Ground electrode
Platinum disc welded to the back
Plating
Trivalent metal

Price history

Now

£15.27

Lowest, Aug–Oct

£14.84

Highest

£15.27

Price at the shop, last 78 days

The price has stayed at £15.27 since 4 October. It has been lower in this period: £14.84 (19 Aug – 3 Oct).

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£15.27 at The Green Spark Plug Company Go to shop