Shipping Update
Select your vehicle

LTR5IX-11 Iridium IX Series Spark Plug, Sold individually

Manufacturer #LTR5IX-11
( Reviews)
Questions, Answers
Price Match Guarantee

Tools you need for your repair

25304 12 Blade Valve Tap Feeler Gauge
25304 12 Blade Valve Tap Feeler Gauge$7.49Quick View
25024 22 Blade Go-No-Go Feeler Gauge
25024 22 Blade Go-No-Go Feeler Gauge$9.99Quick View
25023 Combination Tune-Up Feeler Gauge
25023 Combination Tune-Up Feeler Gauge$9.49Quick View
25061 Spark Plug Wire Puller
25061 Spark Plug Wire Puller$6.49Quick View


5000 Ohms Resistance; 53 mm Insulator Height; 5/8 in. Hex Size; (1) Standard Ground Electrode; Nickel Core Ground Electrode Material; Taper Cut Core Design; Flat Seat; Non-Removable Nut Terminal Type
Iridium IX Series
Electrode Tip Material:
Iridium 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:
0.04 in.
Heat Range:
25 mm Reach
Thread Size:
14 mm

Vehicle Fitment Information

Vehicle Name
Fitment Information
1995-2000 Ford Contour
4 Cyl 2.0L
Gap 0.050 in.
1995-1998 Ford Contour
4 Cyl 2.0L
Gap 0.050 in.
1995 Ford Contour
LX Sport
4 Cyl 2.0L
Gap 0.050 in.
1995 Ford Contour
GL Sport
4 Cyl 2.0L
Gap 0.050 in.
1995 Mercury Mystique
4 Cyl 2.0L
Gap 0.050 in.
Page 1 of 94 | Showing 1 - 5 of 468 results

Product Information


Designed for high-temperature engines and ideal for performance enthusiasts, NGK Iridium IX spark plug provides improved throttle response, high-ignitibility and superior anti-fouling. It delivers excellent durability, fuel efficiency and outstanding acceleration.

  • Features fine iridium tip for maximum durability
  • Delivers consistent, stable spark
  • With trivalent metal plating for superior anti-seizing and anti-corrosion properties
  • Perfectly suited to high-temperature engines with its extremely high melting point

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.

Product Q&A

Customer Reviews

Copyright ©2021, Inc. All Rights Reserved.
Terms of Use
Privacy Policy