Iridium IX Spark Plug (BPR7EIX)
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Iridium IX Spark Plug (BPR7EIX) Iridium IX Spark Plug (BPR7EIX)
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NGK Iridium IX Spark Plug (BPR7EIX)

Part No. 4055 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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Electrode Core Material:Iridium
Electrode Tip Material:Iridium
Ground Strap Quantity:1
Manufacturer Heat Range:7
Resistor:Yes
Shorty Spark Plug:No
Spark Plug Reach:3/4 in
Spark Plug Seat Type:gasket
Spark Plug Thread Size:14 mm
Tip Configuration:Loose
Type:Iridium IX
Wrench Diameter:13/16 in

REVIEW SNAPSHOT®

by PowerReviews
NGKIridium IX Spark Plug (BPR7EIX)
 
4.7

(based on 3 reviews)

Ratings Distribution

  • 5 Stars

     

    (2)

  • 4 Stars

     

    (1)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

100%

of respondents would recommend this to a friend.

Reviewed by 3 customers

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Displaying reviews 1-3

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5.0

Easy upgrade in older engine ignition

By 

from Dallas, TX

About Me Auto Enthusiast

Verified Buyer
Level 1

Pros

  • Easier Starting
  • More complete combustion

Cons

  • Extra Cost

Best Uses

  • Replacement
  • Restoration

Comments about NGK Iridium IX Spark Plug (BPR7EIX):

Improving combustion in an early '80s Ferrari with mechanical fuel injection. Smaller tip = hotter spark.

Comment on this review(earn points)

(1 of 1 customers found this review helpful)

 
4.0

Best replacement spark plugs

By 

from Hilton Head Island, SC

About Me Auto Enthusiast, Competitive Driver, Mechanic

Verified Buyer
Level 2

Pros

  • Durable
  • Easy To Install
  • Improves Engine Efficiency

Cons

    Best Uses

    • Performance Driving
    • Racing

    Comments about NGK Iridium IX Spark Plug (BPR7EIX):

    Have yet to test the plugs over an extended period but they supplied excellent starting and clean running on initial service.

    Comment on this review(earn points)

    (1 of 1 customers found this review helpful)

     
    5.0

    Just what I needed

    By 

    from SE Minnesota

    About Me Casual Driver

    Verified Buyer
    Level 2

    Pros

    • Easy To Install
    • Improves Engine Efficiency

    Cons

      Best Uses

      • Everyday Driving
      • Replacement

      Comments about NGK Iridium IX Spark Plug (BPR7EIX):

      Great to find the part which I could NOT find at the local (non-Advance Auto Parts) store. Can't beat the lower price either!

      Comment on this review(earn points)

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      Do you have questions about this product?(earn points for answers!)

       

      Ask a question, get answers from real customers and in-house experts. Or contact Customer Care by email or call 1-877-238-2623.

      1 Question | 1 Answer
      Displaying question 1
      • Q:

        i have vance an hines pipes and jet kit ,will they work ok withthe mods?
        Asked on 3/29/2013 by terry from near lancaster oh.43130

        1 answer

        • CUSTOMER CARE

          A:

          For further assistance regarding the NGK Iridium IX Spark Plug (BPR7EIX) (Part No. 4055), please provide the year, make, model and engine size of your vehicle. For more information, please feel free to call us at: 1-877-238-2623 or visit the nearest Advance Auto Parts store and one of our Parts Pros will gladly assist you with any questions or concerns you may have.

          Answered on 3/29/2013 by Steve from AAP
      Displaying question 1

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      Disclaimer We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.