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NGK Laser Iridium Spark Plug SUBARU LEGACY

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Part #: SILFR6A
Notes: Laser Iridium Spark Plug
MSRP: $29.06
Your Price: $12.66


554 5K Ohm
Center Electrode Core Material Copper Core
Center Electrode Tip Material Iridium
Gap Size 0.032
Ground Configuration Standard
Ground Electrode Core Material Nickel Core
Ground Electrode Quantity 1
Ground Electrode Tip Design SPE
Hex Size 5/8"
Insulator Height ISO
Manufacturer Heat Range 6
Reach 26.5mm
Resistance 5K Ohm
Seat Type Gasket
Thread Diameter 14

All Fitments

Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes
2009 - 2013 FORESTER ALL H4 2.5 T ALL ALL
2008 - 2014 IMPREZA ALL H4 2.5 T ALL ALL
2012 - 2013 IMPREZA ALL H4 2.5 ALL ALL ALL
2005 - 2009 LEGACY ALL H4 2.5 T ALL ALL
2005 - 2009 OUTBACK ALL H4 2.5 T ALL ALL
2008 - 2009 TRIBECA ALL H6 3.6 ALL ALL ALL

Product Description

NGK Laser Iridium Spark Plugs provide superior ignitability and long service life. Smallest tip diameter available Iridium / Platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions


  • Laser welded Iridium center electrode tip
  • Platinum disc welded to backside of ground electrode provides
  • long service life
  • “Trivalent Metal Plating” provides superior anti-corrosion and anti-seizing properties
  • Faster starts and quicker acceleration
  • Better fuel economy and lower emissions
  • Best OEM Iridium spark plug available
  • Original Equipment Manufacturer approved design

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