Powered by Mustang Enthusiasts - Call Now (866) 507-3786

2011-2021 Mustang 5.0 NGK Iridium IX Spark Plug Kit by NGK Spark Plugs

Details   |  Reviews

Details   |   Reviews
2011-2021 Mustang 5.0 NGK Iridium IX Spark Plug Kit

Improve ignition performance in your 2011-2021 Mustang with this NGK Iridium IX spark plug kit!

Item #NGK-6510K
MPN# 6510

Everyday Low Price: $89.99

In Stock
 This item is returnable. Details

Free Shipping over $49

 Add to Cart


  • Designed For Nitrous/Boosted Engines
  • Extremely High Melting Point
  • Consistently Stable Spark


  • Heat Range 7
  • Copper Core
  • Iridium Tip

 What's in the Box

  • (8) Spark Plugs

Mustang NGK Iridium IX Spark Plug Kit

Improve ignition performance in your 2011-2021 Mustang 5.0 with this NGK Iridium IX spark plug kit! Designed specifically for performance applications, this plug is perfect for nitrous or boosted Coyote engines! NGK's plugs have a heat range that's one range colder than the factory plug. The fine wire center electrode ensures high durability and a consistently stable spark. NGK chose Iridium Alloy for this plug due to it's extremely high melting point. This gives it the ability to hold up to your high-performance Coyote engine. This kit includes 8 spark plugs to improve ignition performance in your nitrous injected or boosted Coyote engine!

Spark Plug Specs

  • Spark Plug Thread Size: 14mm
  • Spark Plug Reach (in.): 0.984 in.
  • Spark Plug Reach (mm): 25.00mm
  • Manufacturer Heat Range: 7
  • Resistor: Yes
  • Electrode Tip Material: Iridium
  • Electrode Core Material: Copper
  • Center Electrode Type: Projected
  • Spark Plug Seat Style: Tapered
  • Wrench Diameter: 5/8 in.


  • Fits 2011-2021 Mustang 5.0 w/ Nitrous or Turbo/Supercharger

NGK Warranty - Click Here

  • Ford Mustang - 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021
  • Engines: 5.0
  • How To Change Mustang Spark Plugs

    Changing Mustang spark plugs is an easy task that can be done in less than an hour! Follow along as LMR walks you through step by step! more

    Read more: 79 93 mustang , 94 04 mustang , 05 09 mustang , 10 14 mustang , 2015 mustang , mustang , spark plugs

    Posted on 1/4/2017

  • California Residents:
    Prop 65 Warning SignWARNING: Cancer and Reproductive Harm-

    About This Brand

    NGK Spark Plugs
    When it comes to spark plugs, NGK is the World Leader. Makers of spark plugs for virtually every automotive, motorcycle, marine and small engine application, NGK dominates.

    Look for Similar Items by Category

    Ford Mustang Parts » Ford Mustang Engines & Underhood Accessories » Mustang Ignition » Mustang Spark Plugs
    Top Rated Mustang & Lightning Mods
    Top Rated Mustang & Lightning Mods
    Best Builds Under $250
    Best Builds Under $250
    Featured Mustang & Lightning Parts » Featured 2015-22 Mustang Parts
    2015-2022 Mustang Parts » 2015-2022 Mustang Engine Parts » 2015-2022 Mustang Ignition
    2010-2014 Mustang Parts » 2010-2014 Mustang Engine & Underhood » 2010-2014 Mustang Ignition

    Products by Vehicle

    Add to Cart