Confirm this item fits

Add your vehicle to make sure this item fits and qualifies for free returns.

4 Pcs Standard Spark Plugs NGK 3998 B9EG SOLID 3998 B9EG SOLID Tune

US $28.94/ea
Condition:
New
More than 10 available
Bulk savings quantity 1
Bulk savings:
Buy 4 or more for 28.07 each one
Breathe easy. Free shipping and returns.
Shipping:
Free USPS First Class®.
Located in: North Hollywood, California, United States
Delivery:
Estimated between Sat, Jul 19 and Wed, Jul 23 to 91768
Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's shipping history, and other factors. Delivery times may vary, especially during peak periods.
Returns:
60 days returns. Seller pays for return shipping.
Payments:
       Diners Club
Earn up to 5x points when you use your eBay Mastercard®. Learn moreabout earning points with eBay Mastercard

Shop with confidence

eBay Money Back Guarantee
Get the item you ordered or your money back. Learn moreeBay Money Back Guarantee - opens new window or tab
Seller assumes all responsibility for this listing.
eBay item number:185557705690
Last updated on Jul 14, 2025 15:56:25 PDTView all revisionsView all revisions

Compatibility

This part is compatible with 81 vehicle(s)
YearMakeModelTrimEngineNotes
2010FordExplorerEddie Bauer Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2010FordExplorerLimited Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2010FordExplorerXLT Base Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2010FordExplorerXLT Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2010FordExplorer Sport TracLimited Crew Cab Pickup 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2010FordExplorer Sport TracXLT Crew Cab Pickup 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2010MercuryMountaineerBase Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2010MercuryMountaineerPremier Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2009FordExplorerEddie Bauer Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2009FordExplorerLimited Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2009FordExplorerXLT Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2009FordExplorer Sport TracLimited Crew Cab Pickup 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2009FordExplorer Sport TracXLT Crew Cab Pickup 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2009MercuryMountaineerBase Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2009MercuryMountaineerPremier Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2008FordExplorerEddie Bauer Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2008FordExplorerLimited Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2008FordExplorerXLT Sport Utility 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2008FordExplorer Sport TracLimited Crew Cab Pickup 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
2008FordExplorer Sport TracXLT Crew Cab Pickup 4-Door4.0L 245Cu. In. V6 GAS SOHC Naturally Aspirated
Portions of the information contained in this table have been provided by yesaut-73

Item specifics

Condition
New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is ...
Brand
NGK
Type
Spark Plug
Material
Nickel
Manufacturer Part Number
3998
OE/OEM Part Number
3998
Country/Region of Manufacture
Japan
Fuel Type
Gasoline
Configuration
Standard
Manufacturer Heat Range
n/a
Item Length
n/a
Thread Diameter
n/a
Voltage
n/a
Manufacturer Warranty
1 Year
Vintage Part
Yes
Performance Part
Yes
Hex Size
n/a
Interchange Part Number
OEM Bosch Motorcraft Denso AC Delco Champion
Warranty
1 Year
core charge
$ 0.0 Which is included in the total price
US Seller Guarantee
Authorized NGK Dealer *Guaranteed*
Product Guarantee
Genuine NGK Spark Plugs *Guaranteed*
Fitment Type
Direct Replacement
Surface Finish
Hex Thread Ignition Heat Range Resistor Solid
MPN
3998
UPC
Does not apply
Category

Item description from the seller

About this seller

YesAutoParts2

96.5% positive feedback16K items sold

Joined Nov 2020
YES AUTO PARTS, Your vehicle is important to us, that's why we provide you with expert knowledgeable staff and quality parts at the lowest prices . Our friendly staff of automotive experts will find ...
See more

Detailed seller ratings

Average for the last 12 months
Accurate description
4.8
Reasonable shipping cost
5.0
Shipping speed
4.9
Communication
4.9

Seller feedback (3,213)

All ratings
Positive
Neutral
Negative
  • p***o (871)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    All new brake parts. Parts came over a 2 day span. Seller should put on outside of box 1 of 2. Seller did respond good communication. Would buy from them again.
  • u***a (770)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    I very bad 👎🏼 seller poor comunicación and the most BAD thing, i order a plug SK16PR and three times send mi the SK20PR 🤦🏻‍♂️😤😤😡 a very wise of time for the last time they send me a message that thay DON'T HAVE the one there selling and three times sending me the WONG item. 🤦🏻‍♂️ I waisted a month and a week for nothing. Very piss with this seller. -0 👎🏼👎🏼👎🏼👎🏼👎🏼 there the pictures.. my evidence 👎🏼👎🏼👎🏼👎🏼👎🏼😡😡😤
  • c***c (66)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Great seller! Shipped the same day I ordered them, brand new in the package. Better price than rock auto and my local parts stores!