NGK Iridium IX Spark Plug Box of 4 (LFR6AIX) – High-Performance Iridium Spark Plugs for Volvo and More

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. DODGE 2017-2015; LAND ROVER 2012-2008; M-BENZ 2011-2003; MITSUBISHI 2012-2004; SAAB 2006; SUBARU 2014-2004; VOLVO 2013-04

• RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• Outstanding acceleration, high fuel efficiency and durability
• Fine iridium tip ensures durable and consistent spark

Designed for performance enthusiasts, the NGK Iridium IX Spark Plug (Part Number 93893) offers exceptional ignition performance, fuel efficiency, and durability. Engineered with a fine iridium tip, these plugs deliver a consistent spark, ensuring reliable engine starts and smooth operation across a variety of high-performance applications. The tapered cut ground electrode improves starting, idle stability, and throttle response, making these plugs ideal for modified or high-performance vehicles. Their iridium alloy's high melting point and the electrode's durability—six times harder than platinum—provide longevity and resistance to fouling, which benefits drivers seeking long-term reliability.
These spark plugs are suitable for a broad range of vehicles, including specific models of Volvo, Subaru, Mitsubishi, Saab, Mercedes-Benz, Land Rover, and Dodge from 2003 to 2014. The trivalent metal plating enhances corrosion resistance and prevents seizing, providing peace of mind during installation and maintenance. Whether upgrading from factory nickel alloy plugs or installing in a high-performance setup, NGK Iridium IX plugs ensure optimal ignition and engine efficiency. Their design supports aggressive driving styles and modified engines, helping maximize acceleration and fuel economy.
The NGK Iridium IX spark plugs are a recommended upgrade for engines requiring improved ignition performance. They are suitable for use in vehicles that demand reliable, high-quality spark plugs capable of handling heightened operational demands. This set includes four plugs, making it convenient for comprehensive engine upgrades or replacements. With their proven performance and durability, NGK Iridium IX spark plugs are a trusted choice for automotive enthusiasts and professional mechanics alike, ensuring your vehicle runs smoothly and efficiently for miles to come.

Features:

• Designed for high-performance and modified applications

• Fine iridium tip for durable and consistent sparks

• Tapered cut ground electrode enhances starting, idle, and throttle response

• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties

• High melting point iridium alloy ensures longevity under demanding conditions

Fitment:
2003 Mercedes-Benz C230 Kompressor
2003 Mercedes-Benz CL55 AMG Base
2003 Mercedes-Benz E55 AMG Base
2003 Mercedes-Benz S55 AMG Kompressor
2003 Mercedes-Benz SL55 AMG Kompressor
2004 Mercedes-Benz C230 Kompressor
2004 Mercedes-Benz CL55 AMG Base
2004 Mercedes-Benz E55 AMG Base
2004 Mercedes-Benz S55 AMG Base
2004 Mercedes-Benz SL55 AMG Base
2004 Mitsubishi Galant DE
2004 Mitsubishi Galant ES
2004 Mitsubishi Lancer Ralliart
2004 Mitsubishi Lancer Sportback
2004 Mitsubishi Lancer Sportback Ralliart
2004 Mitsubishi Outlander LS
2004 Mitsubishi Outlander XLS
2004 Subaru Baja Turbo
2004 Subaru Forester XT
2004 Subaru Impreza WRX STI
2004 Volvo S60 R
2004 Volvo V70 R
2005 Mercedes-Benz C230 Kompressor
2005 Mercedes-Benz CL55 AMG Base
2005 Mercedes-Benz E55 AMG Base
2005 Mercedes-Benz G55 AMG Base
2005 Mercedes-Benz S55 AMG Base
2005 Mercedes-Benz SL55 AMG Base
2005 Mercedes-Benz SLR McLaren Base
2005 Mitsubishi Galant DE
2005 Mitsubishi Galant ES
2005 Mitsubishi Galant SE
2005 Mitsubishi Lancer Ralliart
2005 Mitsubishi Outlander Limited
2005 Mitsubishi Outlander LS
2005 Mitsubishi Outlander XLS
2005 Subaru Baja Turbo
2005 Subaru Forester XT
2005 Subaru Forester XT Premium
2005 Subaru Impreza WRX STI
2005 Subaru Legacy GT
2005 Subaru Legacy GT Limited
2005 Subaru Outback R
2005 Subaru Outback R L.L. Bean Edition
2005 Subaru Outback VDC Limited
2005 Subaru Outback XT
2005 Subaru Outback XT Limited
2005 Volvo S60 R
2005 Volvo S60 T5
2005 Volvo V50 T5
2005 Volvo V70 R
2005 Volvo V70 T5
2006 Mercedes-Benz CL55 AMG Base
2006 Mercedes-Benz CLS55 AMG Base
2006 Mercedes-Benz E55 AMG Base
2006 Mercedes-Benz G55 AMG Base
2006 Mercedes-Benz S55 AMG Base
2006 Mercedes-Benz SL55 AMG Base
2006 Mercedes-Benz SLR McLaren Base
2006 Mitsubishi Eclipse GS
2006 Mitsubishi Galant DE
2006 Mitsubishi Galant ES
2006 Mitsubishi Galant SE
2006 Mitsubishi Lancer Ralliart
2006 Mitsubishi Outlander Limited
2006 Mitsubishi Outlander LS
2006 Mitsubishi Outlander SE
2006 Saab 9-2X Aero
2006 Subaru B9 Tribeca Base
2006 Subaru B9 Tribeca Limited
2006 Subaru Baja Turbo
2006 Subaru Forester XT Limited
2006 Subaru Impreza WRX
2006 Subaru Impreza WRX Limited
2006 Subaru Impreza WRX STI
2006 Subaru Impreza WRX TR
2006 Subaru Legacy GT
2006 Subaru Legacy GT spec.B
2006 Subaru Outback R
2006 Subaru Outback R L.L. Bean Edition
2006 Subaru Outback R VDC Limited
2006 Subaru Outback XT
2006 Subaru Outback XT Limited
2006 Volvo C70 T5
2006 Volvo S40 T5
2006 Volvo S60 R
2006 Volvo S60 T5
2006 Volvo V50 T5
2006 Volvo V70 R
2007 Mercedes-Benz G55 AMG Base
2007 Mercedes-Benz SL55 AMG Base
2007 Mercedes-Benz SLR McLaren Base
2007 Mitsubishi Eclipse GS
2007 Mitsubishi Eclipse Spyder GS
2007 Mitsubishi Galant DE
2007 Mitsubishi Galant ES
2007 Mitsubishi Galant SE
2007 Subaru B9 Tribeca Base
2007 Subaru B9 Tribeca Limited
2007 Subaru Forester XT Limited
2007 Subaru Impreza WRX
2007 Subaru Impreza WRX Limited
2007 Subaru Impreza WRX STI
2007 Subaru Impreza WRX STI Limited
2007 Subaru Impreza WRX TR
2007 Subaru Legacy GT Limited
2007 Subaru Legacy GT spec.B
2007 Subaru Outback R L.L. Bean Edition
2007 Subaru Outback XT Limited
2007 Volvo C70 T5
2007 Volvo S40 T5
2007 Volvo S60 R
2007 Volvo S60 T5
2007 Volvo S80 3.2
2007 Volvo V50 T5
2007 Volvo V70 R
2007 Volvo XC90 3.2
2008 Land Rover LR2 HSE
2008 Land Rover LR2 SE
2008 Mercedes-Benz G55 AMG Base
2008 Mercedes-Benz SL55 AMG Base
2008 Mercedes-Benz SLR McLaren Base
2008 Mitsubishi Eclipse GS
2008 Mitsubishi Eclipse SE
2008 Mitsubishi Eclipse Spyder GS
2008 Mitsubishi Galant DE
2008 Mitsubishi Galant ES
2008 Subaru Forester Sports 2.5 XT
2008 Subaru Forester XT Limited
2008 Subaru Impreza WRX
2008 Subaru Impreza WRX STI
2008 Subaru Legacy 3.0 R Limited
2008 Subaru Legacy GT Limited
2008 Subaru Legacy GT spec.B
2008 Subaru Outback R L.L. Bean Edition
2008 Subaru Outback XT Limited
2008 Subaru Tribeca Base
2008 Subaru Tribeca Limited
2008 Volvo C30 T5
2008 Volvo C30 T5 R-Design
2008 Volvo C70 T5
2008 Volvo S40 T5
2008 Volvo S60 T5
2008 Volvo S80 3.2
2008 Volvo S80 T6
2008 Volvo V50 T5
2008 Volvo V70 3.2
2008 Volvo XC70 3.2
2008 Volvo XC90 3.2
2009 Land Rover LR2 HSE
2009 Mercedes-Benz G55 AMG Base
2009 Mercedes-Benz SLR McLaren Base
2009 Mitsubishi Eclipse GS
2009 Mitsubishi Eclipse Spyder GS
2009 Mitsubishi Galant ES
2009 Mitsubishi Galant Sport Edition
2009 Subaru Forester XT
2009 Subaru Forester XT Limited
2009 Subaru Impreza 2.5 GT
2009 Subaru Impreza WRX
2009 Subaru Impreza WRX Premium
2009 Subaru Impreza WRX STI
2009 Subaru Legacy 3.0 R
2009 Subaru Legacy 3.0 R Limited
2009 Subaru Legacy GT Limited
2009 Subaru Legacy GT spec.B
2009 Subaru Outback 3.0 R Limited
2009 Subaru Outback XT Limited
2009 Subaru Tribeca Base
2009 Subaru Tribeca Limited
2009 Volvo C30 T5
2009 Volvo C30 T5 R-Design
2009 Volvo C70 T5
2009 Volvo S40 T5
2009 Volvo S60 T5
2009 Volvo S80 3.2
2009 Volvo S80 T6
2009 Volvo V50 T5
2009 Volvo V70 3.2
2009 Volvo XC70 3.2
2009 Volvo XC70 T6
2009 Volvo XC90 3.2
2010 Land Rover LR2 HSE
2010 Mercedes-Benz G55 AMG Base
2010 Mitsubishi Eclipse GS
2010 Mitsubishi Eclipse GS Sport
2010 Mitsubishi Eclipse Spyder GS
2010 Mitsubishi Galant ES
2010 Mitsubishi Galant SE
2010 Subaru Forester XT Limited
2010 Subaru Forester XT Premium
2010 Subaru Impreza 2.5 GT
2010 Subaru Impreza WRX
2010 Subaru Impreza WRX Limited
2010 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX STI
2010 Subaru Impreza WRX STI Special Edition
2010 Subaru Legacy 2.5GT
2010 Volvo C30 T5
2010 Volvo C30 T5 R-Design
2010 Volvo C70 T5
2010 Volvo S40 T5 R-Design
2010 Volvo S80 3.2
2010 Volvo S80 T6
2010 Volvo V50 T5 R-Design
2010 Volvo V70 3.2
2010 Volvo XC60 3.2
2010 Volvo XC60 T6
2010 Volvo XC60 T6 R-Design
2010 Volvo XC70 3.2
2010 Volvo XC70 T6
2010 Volvo XC90 3.2
2011 Land Rover LR2 Base
2011 Land Rover LR2 HSE
2011 Land Rover LR2 HSE Lux
2011 Mercedes-Benz G55 AMG Base
2011 Mitsubishi Eclipse GS
2011 Mitsubishi Eclipse GS Sport
2011 Mitsubishi Eclipse Spyder GS
2011 Mitsubishi Galant ES
2011 Mitsubishi Galant FE
2011 Mitsubishi Galant SE
2011 Subaru Forester XT Premium
2011 Subaru Forester XT Touring
2011 Subaru Impreza WRX
2011 Subaru Impreza WRX Limited
2011 Subaru Impreza WRX Premium
2011 Subaru Impreza WRX STI
2011 Subaru Impreza WRX STI Limited
2011 Subaru Legacy 2.5GT
2011 Volvo C30 T5
2011 Volvo C30 T5 R-Design
2011 Volvo C70 T5
2011 Volvo S40 T5
2011 Volvo S40 T5 R-Design
2011 Volvo S60 T6
2011 Volvo S80 3.2
2011 Volvo S80 T6
2011 Volvo V50 T5
2011 Volvo V50 T5 R-Design
2011 Volvo XC60 3.2
2011 Volvo XC60 3.2 R-Design
2011 Volvo XC60 T6
2011 Volvo XC60 T6 R-Design
2011 Volvo XC70 3.2
2011 Volvo XC70 T6
2011 Volvo XC90 3.2
2012 Land Rover LR2 Base
2012 Land Rover LR2 HSE
2012 Land Rover LR2 HSE Lux
2012 Mitsubishi Eclipse GS
2012 Mitsubishi Eclipse GS Sport
2012 Mitsubishi Eclipse SE
2012 Mitsubishi Eclipse Spyder GS Sport
2012 Mitsubishi Eclipse Spyder SE
2012 Mitsubishi Galant ES
2012 Mitsubishi Galant FE
2012 Mitsubishi Galant SE
2012 Subaru Forester XT Premium
2012 Subaru Forester XT Touring
2012 Subaru Impreza WRX
2012 Subaru Impreza WRX Limited
2012 Subaru Impreza WRX Premium
2012 Subaru Impreza WRX STI
2012 Subaru Impreza WRX STI Limited
2012 Subaru Legacy 2.5GT
2012 Volvo C30 T5
2012 Volvo C30 T5 R-Design
2012 Volvo C70 T5
2012 Volvo S60 T6
2013 Hyundai Genesis Coupe 2.0T
2013 Hyundai Genesis Coupe 2.0T Premium
2013 Hyundai Genesis Coupe 2.0T R-Spec
2013 Subaru Forester XT Premium
2013 Subaru Forester XT Touring
2013 Subaru Impreza WRX
2013 Subaru Impreza WRX Limited
2013 Subaru Impreza WRX Premium
2013 Subaru Impreza WRX STI
2013 Subaru Impreza WRX STI Limited
2013 Volvo C30 T5
2013 Volvo C30 T5 R-Design
2013 Volvo C70 T5
2014 Hyundai Genesis Coupe 2.0T
2014 Hyundai Genesis Coupe 2.0T Premium
2014 Hyundai Genesis Coupe 2.0T R-Spec
2014 Subaru Impreza WRX
2014 Subaru Impreza WRX Limited
2014 Subaru Impreza WRX Premium
2014 Subaru Impreza WRX STI
2014 Subaru Impreza WRX STI Limited
2015 Dodge Challenger SRT Hellcat
2015 Dodge Charger SRT Hellcat
2015 Subaru WRX STI Base
2015 Subaru WRX STI Launch Edition
2015 Subaru WRX STI Limited
2016 Dodge Challenger SRT Hellcat
2016 Dodge Charger SRT Hellcat
2016 Subaru WRX STI Base
2016 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue
2017 Dodge Challenger SRT Hellcat
2017 Dodge Charger SRT Hellcat
2017 Subaru WRX STI Base
2017 Subaru WRX STI Limited
2018 Dodge Challenger SRT Hellcat
2018 Dodge Charger SRT Hellcat
2018 Subaru WRX STI Base
2018 Subaru WRX STI Limited
2019 Dodge Challenger SRT Hellcat
2019 Dodge Charger SRT Hellcat
2020 Dodge Challenger SRT Hellcat
2020 Dodge Charger SRT Hellcat

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 4