Spark Plug Triple-Electrode Nickel Tip Ceramic Insulator
High Quality
Free US Shipping
Hassle Free Returns
Engine ignition issues solved with precise spark delivery
Reliable engine start and improved performance — three-electrode design, extended lifespan, reduced carbon deposits
Why is this Spark Plug D8TC perfect for you
✔ Consistent and strong spark with three-electrode design: The three-electrode system provides multiple ignition paths that ensure a focused and strong spark, leading to significantly improved engine response and reliable performance during startup and operation.
✔ Improved fuel efficiency with cleaner combustion: By promoting more complete fuel combustion, the spark plug reduces fuel consumption and delivers more miles per gallon, enhancing the overall fuel economy of the vehicle.
✔ Durable materials reduce maintenance needs: Constructed with high-quality ceramic and nickel alloy, the spark plug resists extreme temperatures and wear, minimizing carbon deposits and extending lifespan, which lowers maintenance costs and ensures clean engine operation.
Specifications
Model: D8TC
Total length: 2.95 in (75 mm)
Thread length: 0.75 in (19 mm)
Thread diameter: 0.47 in (12 mm)
Frequently asked questions
Quick answers about ordering from Couje. More detail on our full FAQ page.
How much does shipping cost, and how long does it take?
Shipping is free on every order — no minimum. Orders are typically delivered within 4–12 business days (processing included), and every order includes tracking. Full details are in our Shipping Policy.
What is your return policy?
You can return items within 30 days of delivery. Once your return is received and inspected, we process your refund to the original payment method. See our Return & Refund Policy for the full process.
How do I track my order?
As soon as your order ships, we email you a tracking number. You can follow your delivery at any time on our Track Your Order page.
How can I reach customer service?
Email us at support@couje.com or use our contact form. Our team is available Monday – Friday: 09:00 AM – 05:00 PM EST and replies within 24 hours. Saturday – Sunday: closed.