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NGK Spark Plugs warrants that the products, which it sells to the Distributor, seller, reseller, or customer, shall be free from defects in workmanship and materials within a period of sixty (60) days from the delivery thereof to the aforementioned parties. Official NGK product warranty.
The SparkPlugs.com Family fully backs NGK's warranties. If you feel you have a valid warranty claim, contact our customer service team at 888-800-9629 or email@example.com for a speedy resolution.
Parts that were damaged due to incorrect installation are not covered under a warranty.
Parts used for racing or competition are warranted against manufacturing defects only, and are not warranted for longevity, wear or breakage.