E-3SparkPlugs.com is part of the SparkPlugs.com family, an authorized full line E3 dealer. To contact E3, click here.
Warranty information by product:
(Part Numbers: E3.40, E3.42, E3.44, E3.46, E3.48, E3.52, E3.53, E3.54, E3.56, E3.58, E3.60, E3.62, E3.64, E3.66, E3.68, E3.70, E3.72, E3.74, E3.80, E3.81, E3.82)
E3 Automotive spark plugs used for personal, family or household purposes are warranted to provide an experience of more power on less fuel, quicker starts and less fouling than competitive standard spark plugs, and to be free of defects in material or workmanship, for five years or 100,000 miles from the date of purchase.
(Part Numbers: E3.10, E3.12, E3.14, E3.16, E3.18, E3.20, E3.22, E3.24)
E3 Small Engine spark plugs properly installed in non-commercial equipment, for household purposes are warranted to provide better performance than standard spark plugs, to properly discharge a spark, and to be free of defects in material or workmanship, for the life of the first engine in which they are installed.
(Part Numbers: E3.30, E3.31, E3.32, E3.33, E3.34, E3.36, E3.38, E3.39)
E3 PowerSports spark plugs properly installed in non-commercial equipment are warranted to properly discharge a spark, and to be free of defects in material or workmanship.
If your plugs were purchased from the SparkPlugs.com Family (SparkPlugs.com or E-3SparkPlugs.com), simply contact customer service at 888-800-9629 or email@example.com for a speedy resolution.
If your plugs were purchased elsewhere, visit E3's official website to submit a warranty claim.
Download official E3 warranty and claim form.