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The NGK Iridium IX Spark Plug LFR6AIX (box of 4) is the #1 selling iridium spark plug upgrade for high-performance and stock engines. Featuring a fine-wire iridium center electrode and a durable platinum ground electrode, these plugs deliver superior ignitability, longer life, and consistent spark under extreme conditions, the ultimate spark plug upgrade for any vehicle requiring reliable ignition, improved fuel efficiency, smoother idle, and enhanced throttle response. NGK, the largest OE spark plug supplier in North America, brings over 80 years of expertise to every plug.
| Spec | Detail |
|---|---|
| Part Number | 93893 (LFR6AIX) |
| Brand | NGK |
| Type | Iridium IX Spark Plug |
| Quantity | Box of 4 |
| Country of Origin | Japan |
| Warranty | NGK Limited Warranty |
| Year Range | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2015-2020 | Dodge | Challenger | SRT Hellcat | Iridium IX Spark Plug |
| 2015-2020 | Dodge | Charger | SRT Hellcat | Iridium IX Spark Plug |
| 2013-2014 | Hyundai | Genesis Coupe | 2.0T / 2.0T Premium / 2.0T R-Spec | Iridium IX Spark Plug |
| 2011-2012 | Land Rover | LR2 | Base / HSE / HSE Lux / SE | Iridium IX Spark Plug |
| 2003-2005 | Mercedes-Benz | C230 | Kompressor | Iridium IX Spark Plug |
| 2003-2006 | Mercedes-Benz | CL55 AMG | Base | Iridium IX Spark Plug |
| 2006 | Mercedes-Benz | CLS55 AMG | Base | Iridium IX Spark Plug |
| 2003-2006 | Mercedes-Benz | E55 AMG | Base | Iridium IX Spark Plug |
| 2005-2011 | Mercedes-Benz | G55 AMG | Base | Iridium IX Spark Plug |
| 2004-2006 | Mercedes-Benz | S55 AMG | Base / Kompressor | Iridium IX Spark Plug |
| 2004-2008 | Mercedes-Benz | SL55 AMG | Base / Kompressor | Iridium IX Spark Plug |
| 2005-2009 | Mercedes-Benz | SLR McLaren | Base | Iridium IX Spark Plug |
| 2006-2012 | Mitsubishi | Eclipse | GS / GS Sport / SE / Spyder GS / Spyder GS Sport / Spyder SE | Iridium IX Spark Plug |
| 2004-2008 | Mitsubishi | Galant | DE / ES / FE / SE / Sport Edition | Iridium IX Spark Plug |
| 2004-2006 | Mitsubishi | Lancer | Ralliart / Sportback / Sportback Ralliart | Iridium IX Spark Plug |
| 2005-2006 | Mitsubishi | Outlander | Limited / LS / SE / XLS | Iridium IX Spark Plug |
| 2006 | Saab | 9-2X | Aero | Iridium IX Spark Plug |
| 2006-2007 | Subaru | B9 Tribeca | Base / Limited | Iridium IX Spark Plug |
| 2004-2006 | Subaru | Baja | Turbo | Iridium IX Spark Plug |
| 2008 | Subaru | Forester | Sports 2.5 XT / XT / XT Limited / XT Premium / XT Touring | Iridium IX Spark Plug |
| 2009-2010 | Subaru | Impreza | 2.5 GT / WRX / WRX Limited / WRX Premium / WRX STI / WRX STI Limited / WRX STI Special Edition / WRX TR | Iridium IX Spark Plug |
| 2010-2012 | Subaru | Legacy | 2.5GT / 3.0 R / 3.0 R Limited / GT / GT Limited / GT spec.B | Iridium IX Spark Plug |
| 2009 | Subaru | Outback | 3.0 R Limited / R / R L.L. Bean Edition / R VDC Limited / VDC Limited / XT / XT Limited | Iridium IX Spark Plug |
| 2008-2009 | Subaru | Tribeca | Base / Limited | Iridium IX Spark Plug |
| 2015-2018 | Subaru | WRX STI | Base / Launch Edition / Limited / Series.HyperBlue | Iridium IX Spark Plug |
| 2008-2013 | Volvo | C30 | T5 / T5 R-Design | Iridium IX Spark Plug |
| 2006-2013 | Volvo | C70 | T5 | Iridium IX Spark Plug |
| 2006-2009,2011 | Volvo | S40 | T5 / T5 R-Design | Iridium IX Spark Plug |
| 2004-2007 | Volvo | S60 | R / T5 / T6 | Iridium IX Spark Plug |
| 2007-2011 | Volvo | S80 | 3.2 / T6 | Iridium IX Spark Plug |
| 2005-2009,2011 | Volvo | V50 | T5 / T5 R-Design | Iridium IX Spark Plug |
| 2008-2010 | Volvo | V70 | 3.2 / R / T5 | Iridium IX Spark Plug |
| 2010-2011 | Volvo | XC60 | 3.2 / 3.2 R-Design / T6 / T6 R-Design | Iridium IX Spark Plug |
| 2008-2011 | Volvo | XC70 | 3.2 / T6 | Iridium IX Spark Plug |
| 2007-2011 | Volvo | XC90 | 3.2 | Iridium IX Spark Plug |
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