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95605 Ruthenium HX Series Spark Plug, Sold individually

Manufacturer #95605
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1.25 mm Thread Pitch; 16 mm Hex Size; 0.6 mm Extended Projection Fine Wire Ruthenium Center Electrode; 5000 Ohms Resistance; (1) Projected Square Platinum Ground Electrode; Tapered Seat Type; Solid Terminal Type
Ruthenium HX Series
Electrode Tip Material:
Ruthenium Electrode Tip
Quantity Sold:
Sold individually
60-day NGK limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

Anticipated Ship Out Time:
1-2 Business Days
Electrode Core Material:
Copper Electrode Core
Gap Size:
0.03 in.
Heat Range:
25 mm Reach
Thread Size:
14 mm thread size

Vehicle Fitment Information

Vehicle Name
Fitment Information
2014-2016 Cadillac CTS
Vsport Premium
6 Cyl 3.6L
Gap 0.036in
2014-2016 Cadillac XTS
Vsport Premium
6 Cyl 3.6L
Gap 0.036in
2016-2017 Cadillac CT6
6 Cyl 3.0L
Gap 0.036in
2016-2017 Cadillac CT6
6 Cyl 3.0L
Gap 0.036in
2016-2017 Cadillac CT6
Premium Luxury
6 Cyl 3.0L
Gap 0.036in
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Product Information


Constructed with the most advanced technology, NGK Ruthenium HX spark plug delivers high-ignitibility, better efficiency and superior power to maximize the performance of your engine. It withstands high temperatures in various driving conditions and provides more complete fuel burn than other metal spark plugs.

  • Offers superior corrosion resistance
  • Features improved blistering/anti-peeling
  • Patented ruthenium technology allows maximum durability and performance
  • Available in DFE (double fine electrode) or PSPE (projected square platinum electrode) tip design
  • Manufactured in high-class facility that meets stringent ISO standards
  • Guaranteed stable during combustion and engine operation

NGK Spark Plugs is a worldwide leader of innovative, world-class quality spark plugs and oxygen sensors in the automotive industry.

Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 90 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

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