IFATRUNK Iridium Spark Plugs 6 Pack – Nissan/Infiniti & Toyota V6 3.5-4.0L Compatibility
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Description
xUpgrade to reliable ignition with IFATRUNK Iridium Spark Plugs
This 6-pack from IFATRUNK brings a refined ignition solution designed for a broad family of vehicles that use V6 engines. The plugs leverage a premium iridium alloy for the center electrode and are laser-welded to boost wear resistance. You’ll notice a slim, durable tip designed to hold up across temperature swings, engine speeds, and varying fuel mixtures. While individual results vary, the setup is built to support consistent performance over time.
Why iridium matters for everyday driving
Iridium is known for its strong endurance and high melting point, which translates to a long-lasting tip that can sustain repeated sparks. The central electrode measures about 0.4–0.6 millimeters in diameter and is precisely welded with laser technology. This combination can produce a concentrated spark and a steadier ignition sequence, especially under chilly starts or lean air-fuel conditions.
Some users may observe smoother starts, steadier idle, and a steadier throttle response as the engine adapts to the new plugs. While fuel economy improvements are possible, they depend on the vehicle condition, tune, and driving style. These plugs are designed to be a practical upgrade for drivers who want reliable ignition and consistent performance across a varied driving range.
Compatibility at a glance
- Broad coverage for Nissan 350Z, Altima, Frontier, Maxima, Murano, Quest, Pathfinder, Xterra and more with V6 3.5L–4.0L displacements
- Infiniti models including FX35, G35, I35, M35 with similar V6 configurations
- Toyota 4Runner and Tundra with 4.0L V6 engines
Reference numbers associated with this product include 4469, LFR5AIX-11, XP5325, XP6003, LFR5AIX11, 5018, LFR5AGP, 92174, LZFR5C11, 92145, LZFR5CI11, 92605, DILFR5E11, 96355, LFR5AHX, BY481LFR5A, MZ602090. This indicates broad OEM-style applicability and cross-compatibility with common parts catalogs.
What you get and support
- 6 IFATRUNK Iridium Spark Plugs in one set
- Support from a dedicated customer team ready to assist with installation or compatibility questions
Note that outcomes vary by vehicle condition and driving style. This description emphasizes possibilities and practical benefits rather than guarantees, highlighting how the iridium design can support reliable ignition in a range of everyday driving scenarios.
FAQ
Q: Which models are compatible with IFATRUNK Iridium Spark Plugs 6 Pack?
A: Compatible with Nissan 350Z, Altima, Frontier, Maxima, Murano, Quest, Pathfinder, Xterra; Infiniti FX35, G35, I35; Toyota 4Runner and Tundra.
Q: What benefits might I notice after installation?
A: Possible ignition stability, smoother starts, and potential fuel efficiency improvements, especially in cold starts or lean-running conditions.
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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