Free Shipping On Orders Over $75. Details

Talk to an F-150 Enthusiast
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Win $5,000 For Your F-150 Enter daily!

E3 Premium Diamond Fire Electrode Spark Plugs (11-17 3.5L EcoBoost, 3.7L F-150)

Market Price $47.99 You Save 26% ($12.29)
Our Price

$35.70 (set)

FREE Shipping on orders over $75

  • Item T541031

Will this fit your Truck?

Change Vehicle Help?
Ship to: Ashburn - 20149
Sorry, please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    Features & Details

    • Premium Quality Spark Plug
    • Advanced DiamondFire Electrode Design
    • Designed For Faster Burn And Quicker Starts
    • Offers Reduced Toxic Emissions
    • Provides Improved Fuel Efficiency
    • Made From High-Quality Materials
    • With a 1-Inch Spark Plug Reach
    • 5 Year / 100,000 Mile Limited Warranty
    • Fits All 2011-2017 Ford F-150 3.5L EcoBoost And 3.7L Models
    Enjoy Efficient Performance. Your Ford F-150 will start running badly or not at all once your current spark plug starts fouling or gets damaged. For that, you need a durable and efficient replacement. This E3 Premium Diamond Fire Electrode Spark Plugs is guaranteed to have reliable performance, with faster burns and quicker starts. The plug uses a patented DiamondFire electrode technology which offers cleaner combustion, improved fuel efficiency, and lesser emissions.

    Innovative Design. This E3 spark plug features a revolutionary design that allows for edge-to-edge spark discharges. This is a proven way to get a spark and to have faster forming of flame kernel to complete the combustion process. As a result, you get a more complete and efficient burning of fuel/air mixture which means cleaner engine and more power.

    High-Quality and Durable Construction. This spark plug is built for long-lasting service and thus, made using fine-grade materials. It also features the patented DiamondFire electrode from E3. The plug has three legs and taper seat to easily secure the electrode to the shell. More stable spark plug means better and excellent heat transfers. The plug is also designed to eliminate carbon deposits, which extends its lifespan. 

    5 Year / 100,000 Mile Limited Warranty. This E3 spark plug is covered with a 5-year or 100,000-mile limited warranty, with coverage for defects in material and workmanship. Limitations apply and damages caused by abuse, accident or improper installation or application will not be covered.

    Application. This E3 Premium Diamond Fire Electrode Spark Plugs is specifically designed for use on 2011-2017 Ford F-150 models with 3.5L EcoBoost and 3.7L engines.

    Fitment: 2011 2012 2013 2014 2015 2016 2017 Details

    MPN# E3.74

    CA Residents: WARNING: Cancer and Reproductive Harm -

    What's in the Box
    • Set of Spark Plugs
    Installation Info
    Will it fit my F-150?

      Customer Photos

        Questions & Answers (1)

        1 Top Rated Question

        Are these plugs pre- gaped?

        • These spark plugs come pre-gapped.

        Helpful (1)
        Post Your Question

          Customer Reviews (1) Write a Review

          Overall Rating 1

          out of 5 stars

          Installation Time:Afternoon

          • Performance Gain 1 1
          • Fit 5 5
          • Bang For Your Buck 1 1

          • 1/5

            Installation Time: Afternoon

            December 01, 2018

            Don’t waste your money

            Bought E3 plugs for my 2008 5.4l f150 after about 10000 miles the spark plug broke and messed up my 8th cylinder


            Year: 2013 Submodel: Lariat Engine: 3.5L V6 Ecoboost

            Helpful (6)

          Related F-150 Categories