

Denso 3381 U-Groove Spark Plugs – 6 Pack for K20HR-U11 | Genuine DENSO Standard Spark Plug
- £64.87
- £64.87
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Description
xMeet the DENSO 3381 U-Groove spark plugs, available in a 6-pack and crafted as genuine DENSO parts for direct replacement on compatible engines such as K20HR-U11. Each plug arrives with original packaging and the necessary hardware, ready for installation or quick stocking of spare parts.
The U-Groove design is a hallmark of DENSO’s standard spark plug line, built to seat securely in the cylinder head and maintain a stable gap across operating temperatures. This traditional configuration supports dependable ignition across typical driving conditions and daily commutes, giving you confidence during start-up and steady cruising.
- Genuine DENSO parts
- 6-pack convenience for maintenance intervals
- Includes original packaging and hardware
- Direct replacement auto parts
- Amazon Confirmed Fit verification available
In practical use, these plugs are designed for straightforward swaps in vehicles that call for part 3381. They arrive ready for installation, with no extra parts needed, which can help reduce downtime during routine service. The 6-pack format is ideal for enthusiasts who perform regular tune-ups, shop owners stocking reliable ignition components, or fleets that rely on dependable ignition solutions.
- Consistent ignition potential across the engine’s operating range
- Easy handling in a standard maintenance procedure
- Reliable compatibility with applicable DENSO warrants and fitment guides
Notes for buyers: verify fitment against your vehicle specification using Amazon Confirmed Fit to ensure the best match. While this listing highlights the 3381 U-Groove spark plug from DENSO, always consult your vehicle manual or a trusted technician if you’re unsure about compatibility or service intervals. The 6-pack format is designed to simplify replacements during scheduled maintenance or part stocking, helping you stay prepared for routine engine care without frequent orders.
FAQ
Q: What is included in the 6-pack Denso 3381 U-Groove spark plugs?
A: A genuine 6-pack of DENSO 3381 U-Groove spark plugs with original packaging and hardware.
Q: Is this part a direct replacement for the K20HR-U11 engine?
A: Yes, it is designed as a direct replacement; verify fitment with Amazon Confirmed Fit.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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