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E3.81 E3 Premium Automotive Spark Plugs (4-Pack)
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Vendor: E3
Type: Spark Plugs & Wires
Sku: WBCARB07HPD67BS
Available: Available
Sold by Carkart, an authorized reseller.
Returns accepted within 30 days | support@carkart.com
Shipping Information
- Free Standard Shipping — United States only
- Processing Time: 1–3 business days
- Estimated Delivery: 3–5 business days after dispatch
- Double-boxed, fully insured & discreetly packaged
- Tracking number sent via email once dispatched
- Orders over $250 require signature upon delivery. Taxes calculated at checkout.
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · 25% restocking fee applies
All returns require a Return Authorization (RA) number before sending.
View Full Return & Refund Policy
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Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
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E3.81 E3 Premium Automotive Spark Plugs (4-Pack)
$37.33
FAQs
Have a question ? We are here to help.
Is the shipping free?
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
- Q: What are the dimensions of the E3.81 spark plugs? A: The E3.81 spark plugs have a thread diameter of twelve millimeters and a thread reach of one inch.
- Q: What is the warranty period for E3.81 spark plugs? A: E3.81 spark plugs come with a warranty of one hundred thousand miles or five years, whichever comes first.
- Q: What materials are used in E3.81 spark plugs? A: E3.81 spark plugs feature a patented DiamondFIRE electrode that enhances performance and durability.
- Q: How do I install the E3.81 spark plugs? A: To install E3.81 spark plugs, ensure your engine is cool, remove the old plugs, and securely fit in the new plugs.
- Q: Are E3.81 spark plugs compatible with all vehicles? A: E3.81 spark plugs fit a wide variety of late model applications, especially imports, but check compatibility for your vehicle.
- Q: Can I adjust the gap on E3.81 spark plugs? A: No, the E3.81 spark plugs have a fixed gap that cannot be adjusted, ensuring optimal performance.
- Q: How should I store E3.81 spark plugs? A: Store E3.81 spark plugs in a cool, dry place to prevent moisture damage and maintain performance.
- Q: What are the safety features of E3.81 spark plugs? A: E3.81 spark plugs are designed for optimal heat transfer and reduced emissions, promoting a safer engine operation.
- Q: How do I maintain E3.81 spark plugs? A: Regularly check the spark plugs during engine maintenance, but they generally require no special maintenance.
- Q: Are E3.81 spark plugs easy to replace? A: Yes, E3.81 spark plugs are designed for easy replacement with standard tools, but follow your vehicle's guidelines.
- Q: What is the difference between E3.81 and other spark plugs? A: E3.81 spark plugs feature the patented DiamondFIRE technology, which improves power and efficiency compared to standard plugs.
- Q: How can I tell if my E3.81 spark plugs are faulty? A: Signs of faulty E3.81 spark plugs include engine misfires, reduced power, and increased fuel consumption.
- Q: What should I do if E3.81 spark plugs arrive damaged? A: If E3.81 spark plugs arrive damaged, contact the seller for a return or exchange as per their policy.
- Q: Do E3.81 spark plugs come with installation instructions? A: Yes, E3.81 spark plugs typically come with installation instructions to guide users during installation.
- Q: Will using E3.81 spark plugs improve my vehicle's performance? A: Yes, using E3.81 spark plugs can enhance vehicle performance by increasing power and reducing fuel consumption.