NGK Ruthenium HX Spark Plug — Fits 2004-2016 Cadillac SRX / CTS / STS & More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK Ruthenium HX Spark Plug: The Next Generation of Ignition

Elevate your vehicle's performance with the NGK Ruthenium HX High Ignitability Spark Plug, representing the pinnacle of modern spark plug technology. Designed for today's sophisticated engines, these plugs feature patented Ruthenium technology, offering the most advanced tip design for unparalleled performance and extended lifespan. Experience a more complete fuel burn, leading to sharper throttle response, a smoother idle, and improved cold starts across a wide range of vehicles, including the 2004-2016 Cadillac SRX, CTS, STS, and various Buick, Chevrolet, GMC, and Mazda models.

Key Benefits of Ruthenium HX Technology

  • Advanced Ignitability: Patented OEM DFE and PSPE tip designs ensure a powerful, consistent spark.
  • Extended Durability: Ruthenium center electrode provides industry-leading wear resistance, outlasting conventional plugs.
  • Enhanced Fuel Efficiency: Promotes a more complete combustion, optimizing fuel economy and reducing emissions.
  • Improved Engine Response: Enjoy quicker throttle response and a noticeably smoother idle.
  • Reliable Cold Starts: Engineered to provide dependable ignition even in challenging cold weather conditions.

Invest in the future of ignition with NGK Ruthenium HX spark plugs. Find the perfect fit for your vehicle and unlock its full potential with GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008-2011 Buick Enclave CX
2008-2011 Buick Enclave CXL
2012-2013 Buick Enclave Base
2014-2017 Buick Enclave Convenience
2014-2017 Buick Enclave Leather
2014-2020 Buick Enclave Premium
2018 Buick Enclave Base
2018-2020 Buick Enclave Essence
2019-2020 Buick Enclave Preferred
2005-2008 Buick LaCrosse CXS
2010-2011 Buick LaCrosse CX
2010-2011 Buick LaCrosse CXL
2010-2011 Buick LaCrosse CXS
2012 Buick LaCrosse Convenience
2012-2013 Buick LaCrosse Touring
2012-2016 Buick LaCrosse Premium
2012-2016 Buick LaCrosse Base
2012-2016 Buick LaCrosse Leather
2016 Buick LaCrosse Sport Touring
2004 Buick Rendezvous CXL
2004-2005 Buick Rendezvous Ultra
2005 Buick Rendezvous CXL Plus
2006 Buick Rendezvous CX
2006 Buick Rendezvous CXL
2013-2015 Cadillac ATS Luxury
2013-2015 Cadillac ATS Performance
2013-2015 Cadillac ATS Premium
2004-2014 Cadillac CTS Base
2010-2015 Cadillac CTS Luxury
2010-2015 Cadillac CTS Performance
2010-2015 Cadillac CTS Premium
2004-2016 Cadillac SRX Base
2010-2016 Cadillac SRX Luxury
2010-2016 Cadillac SRX Performance
2010-2016 Cadillac SRX Premium
2005-2011 Cadillac STS Base
2008-2009 Cadillac STS Platinum
2013-2016 Cadillac XTS Premium
2013-2019 Cadillac XTS Base
2013-2019 Cadillac XTS Livery
2013-2019 Cadillac XTS Luxury
2013-2019 Cadillac XTS Platinum
2017-2019 Cadillac XTS Premium Luxury
2010-2015 Chevrolet Camaro LS
2010-2015 Chevrolet Camaro LT
2012-2017 Chevrolet Caprice PPV
2012 Chevrolet Captiva Sport LTZ
2012 Chevrolet Captiva Sport LT
2015-2016 Chevrolet Colorado LT
2015-2016 Chevrolet Colorado WT
2015-2016 Chevrolet Colorado Z71
2008-2009 Chevrolet Equinox Sport
2010-2016 Chevrolet Equinox LTZ
2010-2017 Chevrolet Equinox LT
2017 Chevrolet Equinox Premier
2012-2013 Chevrolet Impala LS
2012-2013 Chevrolet Impala Police
2012-2016 Chevrolet Impala LTZ
2012-2020 Chevrolet Impala LT
2017-2019 Chevrolet Impala LS

…and 132 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK Ruthenium HX Spark Plug: The Next Generation of Ignition

Elevate your vehicle's performance with the NGK Ruthenium HX High Ignitability Spark Plug, representing the pinnacle of modern spark plug technology. Designed for today's sophisticated engines, these plugs feature patented Ruthenium technology, offering the most advanced tip design for unparalleled performance and extended lifespan. Experience a more complete fuel burn, leading to sharper throttle response, a smoother idle, and improved cold starts across a wide range of vehicles, including the 2004-2016 Cadillac SRX, CTS, STS, and various Buick, Chevrolet, GMC, and Mazda models.

Key Benefits of Ruthenium HX Technology

  • Advanced Ignitability: Patented OEM DFE and PSPE tip designs ensure a powerful, consistent spark.
  • Extended Durability: Ruthenium center electrode provides industry-leading wear resistance, outlasting conventional plugs.
  • Enhanced Fuel Efficiency: Promotes a more complete combustion, optimizing fuel economy and reducing emissions.
  • Improved Engine Response: Enjoy quicker throttle response and a noticeably smoother idle.
  • Reliable Cold Starts: Engineered to provide dependable ignition even in challenging cold weather conditions.

Invest in the future of ignition with NGK Ruthenium HX spark plugs. Find the perfect fit for your vehicle and unlock its full potential with GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008-2011 Buick Enclave CX
2008-2011 Buick Enclave CXL
2012-2013 Buick Enclave Base
2014-2017 Buick Enclave Convenience
2014-2017 Buick Enclave Leather
2014-2020 Buick Enclave Premium
2018 Buick Enclave Base
2018-2020 Buick Enclave Essence
2019-2020 Buick Enclave Preferred
2005-2008 Buick LaCrosse CXS
2010-2011 Buick LaCrosse CX
2010-2011 Buick LaCrosse CXL
2010-2011 Buick LaCrosse CXS
2012 Buick LaCrosse Convenience
2012-2013 Buick LaCrosse Touring
2012-2016 Buick LaCrosse Premium
2012-2016 Buick LaCrosse Base
2012-2016 Buick LaCrosse Leather
2016 Buick LaCrosse Sport Touring
2004 Buick Rendezvous CXL
2004-2005 Buick Rendezvous Ultra
2005 Buick Rendezvous CXL Plus
2006 Buick Rendezvous CX
2006 Buick Rendezvous CXL
2013-2015 Cadillac ATS Luxury
2013-2015 Cadillac ATS Performance
2013-2015 Cadillac ATS Premium
2004-2014 Cadillac CTS Base
2010-2015 Cadillac CTS Luxury
2010-2015 Cadillac CTS Performance
2010-2015 Cadillac CTS Premium
2004-2016 Cadillac SRX Base
2010-2016 Cadillac SRX Luxury
2010-2016 Cadillac SRX Performance
2010-2016 Cadillac SRX Premium
2005-2011 Cadillac STS Base
2008-2009 Cadillac STS Platinum
2013-2016 Cadillac XTS Premium
2013-2019 Cadillac XTS Base
2013-2019 Cadillac XTS Livery
2013-2019 Cadillac XTS Luxury
2013-2019 Cadillac XTS Platinum
2017-2019 Cadillac XTS Premium Luxury
2010-2015 Chevrolet Camaro LS
2010-2015 Chevrolet Camaro LT
2012-2017 Chevrolet Caprice PPV
2012 Chevrolet Captiva Sport LTZ
2012 Chevrolet Captiva Sport LT
2015-2016 Chevrolet Colorado LT
2015-2016 Chevrolet Colorado WT
2015-2016 Chevrolet Colorado Z71
2008-2009 Chevrolet Equinox Sport
2010-2016 Chevrolet Equinox LTZ
2010-2017 Chevrolet Equinox LT
2017 Chevrolet Equinox Premier
2012-2013 Chevrolet Impala LS
2012-2013 Chevrolet Impala Police
2012-2016 Chevrolet Impala LTZ
2012-2020 Chevrolet Impala LT
2017-2019 Chevrolet Impala LS

…and 132 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK Ruthenium HX Spark Plug: The Next Generation of Ignition

Elevate your vehicle's performance with the NGK Ruthenium HX High Ignitability Spark Plug, representing the pinnacle of modern spark plug technology. Designed for today's sophisticated engines, these plugs feature patented Ruthenium technology, offering the most advanced tip design for unparalleled performance and extended lifespan. Experience a more complete fuel burn, leading to sharper throttle response, a smoother idle, and improved cold starts across a wide range of vehicles, including the 2004-2016 Cadillac SRX, CTS, STS, and various Buick, Chevrolet, GMC, and Mazda models.

Key Benefits of Ruthenium HX Technology

  • Advanced Ignitability: Patented OEM DFE and PSPE tip designs ensure a powerful, consistent spark.
  • Extended Durability: Ruthenium center electrode provides industry-leading wear resistance, outlasting conventional plugs.
  • Enhanced Fuel Efficiency: Promotes a more complete combustion, optimizing fuel economy and reducing emissions.
  • Improved Engine Response: Enjoy quicker throttle response and a noticeably smoother idle.
  • Reliable Cold Starts: Engineered to provide dependable ignition even in challenging cold weather conditions.

Invest in the future of ignition with NGK Ruthenium HX spark plugs. Find the perfect fit for your vehicle and unlock its full potential with GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008-2011 Buick Enclave CX
2008-2011 Buick Enclave CXL
2012-2013 Buick Enclave Base
2014-2017 Buick Enclave Convenience
2014-2017 Buick Enclave Leather
2014-2020 Buick Enclave Premium
2018 Buick Enclave Base
2018-2020 Buick Enclave Essence
2019-2020 Buick Enclave Preferred
2005-2008 Buick LaCrosse CXS
2010-2011 Buick LaCrosse CX
2010-2011 Buick LaCrosse CXL
2010-2011 Buick LaCrosse CXS
2012 Buick LaCrosse Convenience
2012-2013 Buick LaCrosse Touring
2012-2016 Buick LaCrosse Premium
2012-2016 Buick LaCrosse Base
2012-2016 Buick LaCrosse Leather
2016 Buick LaCrosse Sport Touring
2004 Buick Rendezvous CXL
2004-2005 Buick Rendezvous Ultra
2005 Buick Rendezvous CXL Plus
2006 Buick Rendezvous CX
2006 Buick Rendezvous CXL
2013-2015 Cadillac ATS Luxury
2013-2015 Cadillac ATS Performance
2013-2015 Cadillac ATS Premium
2004-2014 Cadillac CTS Base
2010-2015 Cadillac CTS Luxury
2010-2015 Cadillac CTS Performance
2010-2015 Cadillac CTS Premium
2004-2016 Cadillac SRX Base
2010-2016 Cadillac SRX Luxury
2010-2016 Cadillac SRX Performance
2010-2016 Cadillac SRX Premium
2005-2011 Cadillac STS Base
2008-2009 Cadillac STS Platinum
2013-2016 Cadillac XTS Premium
2013-2019 Cadillac XTS Base
2013-2019 Cadillac XTS Livery
2013-2019 Cadillac XTS Luxury
2013-2019 Cadillac XTS Platinum
2017-2019 Cadillac XTS Premium Luxury
2010-2015 Chevrolet Camaro LS
2010-2015 Chevrolet Camaro LT
2012-2017 Chevrolet Caprice PPV
2012 Chevrolet Captiva Sport LTZ
2012 Chevrolet Captiva Sport LT
2015-2016 Chevrolet Colorado LT
2015-2016 Chevrolet Colorado WT
2015-2016 Chevrolet Colorado Z71
2008-2009 Chevrolet Equinox Sport
2010-2016 Chevrolet Equinox LTZ
2010-2017 Chevrolet Equinox LT
2017 Chevrolet Equinox Premier
2012-2013 Chevrolet Impala LS
2012-2013 Chevrolet Impala Police
2012-2016 Chevrolet Impala LTZ
2012-2020 Chevrolet Impala LT
2017-2019 Chevrolet Impala LS

…and 132 additional fitments. Contact us to confirm yours.

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