Iridium IX Spark Plug
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Iridium IX Spark Plug
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NGK Iridium IX Spark Plug

Part No. 7316 Warranty Details  

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Laser-welded iridium center electrode is resistant to heat, corrosion and electrical wear. The tapered ground electrode minimizes quenching. Provides outstanding acceleration, high fuel efficiency and durability.

Product Features:
  • 0.6 mm iridium-tip center electrode provides durability and a high melting point
  • Taper-cut ground electrode shape provides improved flame reproduction
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Center Electrode Core Material:Copper Core
Center Electrode Tip Material:Iridium
Electrode Core Material:Iridium
Electrode Tip Material:Iridium
Gap Size:0.06 in
Ground Configuration:Standard
Ground Electrode Core Material:Nickel Core
Ground Electrode Quantity:1
Ground Electrode Tip Design:Taper Cut
Ground Strap Quantity:1
Hex Size:5/8 in
Manufacturer Heat Range:5
Reach:17.5 mm
Resistor:Yes
Seat Type:Tapered
Shorty Spark Plug:No
Spark Plug Approximate Resistor Value:5K Ohm
Thread Diameter:14 mm
Tip Configuration:Solid
Type:Iridium IX
Wrench Diameter:5/8 in

REVIEW SNAPSHOT®

by PowerReviews
NGKIridium IX Spark Plug
 
4.8

(based on 6 reviews)

Ratings Distribution

  • 5 Stars

     

    (5)

  • 4 Stars

     

    (1)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

100%

of respondents would recommend this to a friend.

Pros

  • Easy to install (6)
  • Improves engine efficiency (6)
  • Increases power (6)

Cons

No Cons

Best Uses

  • Everyday driving (5)
  • Replacement (4)
  • Performance driving (3)
    • Reviewer Profile:
    • Auto enthusiast (3)

Reviewed by 6 customers

Displaying reviews 1-6

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5.0

Noticed improved performance

By 

from Memphis, TN

About Me Casual Driver, Mechanic

Pros

  • Easy To Install
  • Improves Engine Efficiency
  • Increases Power

Cons

    Best Uses

    • Everyday Driving
    • Replacement

    Comments about NGK Iridium IX Spark Plug:

    Installed on 07 ford 4.0 with 128000 miles have only driving 15 miles so far but a very noticeable increase in power

    Comment on this reviewHelp Icon

    (1 of 1 customers found this review helpful)

     
    5.0

    Awesome Spark Plugs!

    By 

    from Atlanta, GA

    About Me Auto Enthusiast

    See all my reviews

    Verified Buyer
    Helpful Reviewer

    Pros

    • Easy To Install
    • Improves Engine Efficiency
    • Increases Power

    Cons

      Best Uses

      • Everyday Driving

      Comments about NGK Iridium IX Spark Plug:

      These plugs are nice! Couldnt decide whether to use the stock plugs or aftermarket on my 2010 Ford Mustang....but I am glad I went with these. (Gap was off a little but was easy to fix)

      I highly recommend them!

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      (1 of 1 customers found this review helpful)

       
      5.0

      Smother running engine

      By 

      from Cleveland oh

      About Me Auto Enthusiast

      Verified Buyer

      Pros

      • Easy To Install
      • Improves Engine Efficiency
      • Increases Power

      Cons

        Best Uses

        • Everyday Driving
        • Performance Driving
        • Replacement

        Comments about NGK Iridium IX Spark Plug:

        Easy to install

        Comment on this reviewHelp Icon

        (1 of 3 customers found this review helpful)

         
        4.0

        Best plugs at great price.

        By 

        from Los Angeles, CA

        About Me Auto Enthusiast, Casual Driver

        See all my reviews

        Verified Buyer
        Helpful Reviewer

        Pros

        • Durable
        • Easy To Install
        • Improves Engine Efficiency
        • Increases Power

        Cons

          Best Uses

          • Everyday Driving
          • Performance Driving
          • Racing
          • Replacement
          • Restoration

          Comments about NGK Iridium IX Spark Plug:

          Very nice plugs.

          Comment on this reviewHelp Icon

          (1 of 2 customers found this review helpful)

           
          5.0

          great plugs 97 sunfire

          Pros

          • Awesome mileage
          • Easy To Install
          • Improves Engine Efficiency
          • Increases Power

          Cons

          • none

          Best Uses

            Comments about NGK Iridium IX Spark Plug:

            these plugs are way better than the platinum plugs and last longer

            Comment on this reviewHelp Icon

            (1 of 1 customers found this review helpful)

             
            5.0

            Best plugs for your money

            By 

            from columbus oh

            Pros

            • Better fuel economy
            • Durable
            • Easy To Install
            • Improves Engine Efficiency
            • Increases Power
            • Lightweight

            Cons

            • Hard to find

            Best Uses

            • Everyday Driving
            • Performance Driving
            • Replacement
            • Restoration

            Comments about NGK Iridium IX Spark Plug:

            Installed them in 1 hour on v-6 95 mustang and could feel much better performance through out the rpm range, better then platnium.

            • Car & Truck:
            • Auto Enthusiast

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            Displaying reviews 1-6

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            Do you have questions about this product?

             

            Ask a question, get answers from real customers and in-house experts. For further assistance, please review your support options on our Contact Us page.

            1 Question | 1 Answer
            Displaying question 1
            • Q:

              Where is this product made?
              Asked on 1/10/2013 by Dennis

              1 answer

              • CUSTOMER CARE

                A:

                With reference to your query on NGK Iridium IX Spark Plug part# 7316, Advance Auto Parts does sell Made in the USA products as well as products manufactured from many other countries in order to keep our pricing competitive. Please also keep in mind that many suppliers have multiple manufacturing plants that could result in different countries of origin for the same part. For further assistance, please feel free to call us at 1-877-238-2623 or visit your nearest Advance Auto Parts store and one of our representatives would be more than happy to assist you.

                Answered on 1/10/2013 by Rick from AAP
            Displaying question 1

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