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90220
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NGK Ruthenium HX Spark Plug Box of 4 (LTR5AHX)
Upgrade your vehicle's performance with the NGK Ruthenium HX Spark Plug Box of 4 (LTR5AHX). These spark plugs are designed to provide the highest performance and life expectancy for modern vehicles.
With NGK's patented Ruthenium technology, these spark plugs offer the most advanced tip technology and deliver the highest performance and life expectancy. They provide a more complete fuel burn, resulting in a quicker throttle response, smoother idle, and better cold starts.
- Recommended for modern vehicles using OE DFE type spark plugs or for those seeking an aftermarket plug with the latest OE technology
- Patented Ruthenium technology for industry-leading durability
- Provides a more complete fuel burn for better performance
This product fits more vehicles than loaded. Please select your vehicle to see all fits.
| Make | Model | Year | Type |
|---|---|---|---|
| Buick | Envision | 2017 | Base |
| Buick | Envision | 2017 | Essence |
| Buick | Envision | 2017 | Preferred |
| Buick | Envision | 2018 | Base |
| Buick | Envision | 2018 | Essence |
| Buick | Envision | 2018 | Preferred |
| Buick | Envision | 2019 | Base |
| Buick | Envision | 2019 | Essence |
| Buick | Envision | 2019 | Preferred |
| Buick | Envision | 2019 | Premium |
| Buick | Envision | 2020 | Base |
| Buick | Envision | 2020 | Essence |
| Buick | Envision | 2020 | Preferred |
| Buick | LaCrosse | 2010 | CX |
| Buick | LaCrosse | 2011 | CX |
| Buick | LaCrosse | 2011 | CXL |
| Buick | LaCrosse | 2012 | Base |
| Buick | LaCrosse | 2012 | Convenience |
| Buick | LaCrosse | 2012 | Leather |
| Buick | LaCrosse | 2012 | Premium |
| Buick | LaCrosse | 2013 | Base |
| Buick | LaCrosse | 2013 | Leather |
| Buick | LaCrosse | 2014 | Base |
| Buick | LaCrosse | 2014 | Leather |
| Buick | LaCrosse | 2015 | Base |
| Buick | LaCrosse | 2015 | Leather |
| Buick | LaCrosse | 2016 | Base |
| Buick | LaCrosse | 2016 | Leather |
| Buick | LaCrosse | 2018 | Base |
| Buick | LaCrosse | 2018 | Essence |
| Buick | LaCrosse | 2018 | Preferred |
| Buick | LaCrosse | 2018 | Premium |
| Buick | LaCrosse | 2019 | Base |
| Buick | LaCrosse | 2019 | Essence |
| Buick | LaCrosse | 2019 | Preferred |
| Buick | LaCrosse | 2019 | Premium |
| Buick | Rainier | 2004 | CXL |
| Buick | Rainier | 2004 | CXL Plus |
| Buick | Rainier | 2005 | CXL |
| Buick | Rainier | 2005 | CXL Plus |
| Buick | Rainier | 2006 | CXL |
| Buick | Rainier | 2007 | CXL |
| Buick | Regal | 2011 | CXL |
| Buick | Regal | 2012 | Base |
| Buick | Regal | 2012 | Premium |
| Buick | Regal | 2013 | Base |
| Buick | Regal | 2014 | Base |
| Buick | Regal | 2015 | Base |
| Buick | Regal | 2015 | Premium |
| Buick | Regal | 2016 | Base |
| Buick | Regal | 2016 | Premium |
| Buick | Regal | 2017 | Base |
| Buick | Verano | 2012 | Base |
| Buick | Verano | 2012 | Convenience |
| Buick | Verano | 2012 | Leather |
| Buick | Verano | 2013 | Base |
| Buick | Verano | 2013 | Convenience |
| Buick | Verano | 2013 | Leather |
| Buick | Verano | 2014 | Base |
| Buick | Verano | 2014 | Convenience |
| Buick | Verano | 2014 | Leather |
| Buick | Verano | 2015 | Base |
| Buick | Verano | 2015 | Convenience |
| Buick | Verano | 2015 | Leather |
| Buick | Verano | 2016 | Base |
| Buick | Verano | 2016 | Convenience |
| Buick | Verano | 2016 | Leather |
| Buick | Verano | 2016 | Sport Touring |
| Buick | Verano | 2017 | Base |
| Buick | Verano | 2017 | Leather |
| Buick | Verano | 2017 | Sport Touring |
| Cadillac | ATS | 2013 | Base |
| Cadillac | ATS | 2013 | Luxury |
| Cadillac | ATS | 2014 | Base |
| Cadillac | ATS | 2014 | Luxury |
| Cadillac | ATS | 2015 | Base |
| Cadillac | ATS | 2015 | Luxury |
| Cadillac | ATS | 2016 | Base |
| Cadillac | ATS | 2016 | Luxury |
| Cadillac | Escalade | 2015 | Base |
| Cadillac | Escalade | 2015 | Luxury |
| Cadillac | Escalade | 2015 | Platinum |
| Cadillac | Escalade | 2015 | Premium |
| Cadillac | Escalade | 2016 | Base |
| Cadillac | Escalade | 2016 | Luxury |
| Cadillac | Escalade | 2016 | Platinum |
| Cadillac | Escalade | 2016 | Premium |
| Cadillac | Escalade | 2017 | Base |
| Cadillac | Escalade | 2017 | Luxury |
| Cadillac | Escalade | 2017 | Platinum |
| Cadillac | Escalade | 2017 | Premium Luxury |
| Cadillac | Escalade | 2018 | Base |
| Cadillac | Escalade | 2018 | Luxury |
| Cadillac | Escalade | 2018 | Platinum |
| Cadillac | Escalade | 2018 | Premium Luxury |
| Cadillac | Escalade | 2019 | Base |
| Cadillac | Escalade | 2019 | Luxury |
| Cadillac | Escalade | 2019 | Platinum |
| Cadillac | Escalade | 2019 | Premium Luxury |
| Cadillac | Escalade | 2020 | Base |
NGK manufactures spark plugs and spark plug wires, as well as glow plugs for diesel applications. Their range of spark plugs cover everything from OEM replacement to Ultimate Performance plugs, and are available as traditional copper, platinum, or iridium tips. NGK’s reputation as an OEM supplier for many car manufacturers makes them a top choice for spark plugs. Few brands can make that claim and have the quality to back it up.
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