NGK SILZKR7B11 six-pack spark plugs for reliable starts and smooth engine operation.
Close-up of NGK laser iridium electrode showing durability and efficiency.
NGK spark plugs box front highlighting OEM-quality packaging.
NGK spark plug threads close-up emphasizing corrosion resistance.
NGK ceramic insulator detail with robust insulation material.
NGK branding and packaging design reinforcing trusted ignition components.
NGK SILZKR7B11 pre-gap reference for quick installation.
NGK laser iridium electrode detail indicating long-lasting performance.
NGK label and plug close-up ready for replacement or maintenance.
NGK SILZKR7B11 six-pack spark plugs for reliable starts and smooth engine operation.
Close-up of NGK laser iridium electrode showing durability and efficiency.
NGK spark plugs box front highlighting OEM-quality packaging.
NGK spark plug threads close-up emphasizing corrosion resistance.
NGK ceramic insulator detail with robust insulation material.
NGK branding and packaging design reinforcing trusted ignition components.
NGK SILZKR7B11 pre-gap reference for quick installation.
NGK laser iridium electrode detail indicating long-lasting performance.
NGK label and plug close-up ready for replacement or maintenance.

NGK SILZKR7B11 9723 Spark Plugs (Pack of 6) — Laser Iridium, OEM-Quality

NGK SILZKR7B11 9723 Spark Plugs — Pack of 6 Upgrade your engine’s ignition with NGK’s 9723 Laser...
Vendor: NGK
Availability: In stock
£89.23
£89.23
Please hurry! Only 5 left in stock
Subtotal: £89.23
10 customers are viewing this product

Free UK Delivery on All Orders

No Minimum Spend Fast & Reliable Delivery Ships Across the UK

Free Returns

30-Day Free Returns
NGK SILZKR7B11 six-pack spark plugs for reliable starts and smooth engine operation.

NGK SILZKR7B11 9723 Spark Plugs (Pack of 6) — Laser Iridium, OEM-Quality

£89.23
NGK SILZKR7B11 six-pack spark plugs for reliable starts and smooth engine operation.
Close-up of NGK laser iridium electrode showing durability and efficiency.
NGK spark plugs box front highlighting OEM-quality packaging.
NGK spark plug threads close-up emphasizing corrosion resistance.
NGK ceramic insulator detail with robust insulation material.
NGK branding and packaging design reinforcing trusted ignition components.
NGK SILZKR7B11 pre-gap reference for quick installation.
NGK laser iridium electrode detail indicating long-lasting performance.
NGK label and plug close-up ready for replacement or maintenance.

NGK SILZKR7B11 9723 Spark Plugs (Pack of 6) — Laser Iridium, OEM-Quality

£89.23
Description
Description
x

NGK SILZKR7B11 9723 Spark Plugs — Pack of 6

Upgrade your engine’s ignition with NGK’s 9723 Laser Iridium spark plugs. As a trusted OEM ignition partner, NGK designs components to support reliable starts, steady engine operation, and efficient combustion across a wide range of driving conditions.

Engineered for consistent ignition, these plugs feature advanced laser iridium electrodes and a precision pre-gap. The result is a durable plug built to resist wear and fouling, while remaining easy to install when you verify the gap before mounting. While individual performance varies with engine health and driving style, you may notice smoother start-up, steadier idle, and more uniform combustion in everyday use.

Key benefits you might experience

  • OEM-quality construction supports dependable starts and steady engine operation
  • Improved ignitability and potential fuel-efficiency gains under typical driving conditions
  • High resistance to fouling and wear for longer-lasting performance
  • Corrosion-resistant plating helps with longevity and easier removal over time

Compatibility and installation

This 6-pack is designed to fit a broad range of models from Chrysler, Dodge, Jeep, Hyundai, Kia, and more. Examples include vehicles with 3.6L V6 engines and OE-equivalent design that aligns with factory specifications. Exact gap is typically 0.044 inches for many listed applications—verify compatibility with your specific model before installation.

Practical notes for installation: confirm the pre-gap setting before mounting and follow your vehicle manufacturer’s torque specifications. This pack is ideal for routine maintenance, fleet upkeep, or performance-oriented service sessions. While improvements in cold starts, throttle response, or fuel economy are possible, they depend on your engine’s overall condition and driving environment.

Real-world use considerations

  • Potential for smoother starts in varied climates and driving conditions
  • More stable idle and consistent combustion under normal driving loads
  • Durable electrode design aimed at extended service intervals when used as part of regular maintenance

FAQ

Q: Which vehicles are compatible with the NGK SILZKR7B11 9723 pack of 6?

A: Designed for a range of 3.6L V6 models from Chrysler, Dodge, Jeep, Hyundai, and Kia; always verify gap and OE specifications for your exact model.

Q: What real-world benefits might NGK Laser Iridium plugs provide?

A: Possible improvements include easier starts, steadier idle, and more efficient combustion, along with reduced fouling and wear from durable electrode materials.

Shipping & Return
Shipping & Return
x

Returns 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.

Complete Your Setup

Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23
Example product title
£89.23
£89.23

Recently Viewed Products