IFATRUNK Iridium Spark Plugs 6 Pack – Compatible with Chevy, Ford, Buick, GMC, Pontiac, Mazda (7164/TR55IX)
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Description
xBroad compatibility and dependable ignition
IFATRUNK Iridium Spark Plugs arrive in a 6-pack designed to serve a wide range of GM, Ford, Buick, GMC, Pontiac and Mazda engines. Each plug uses a laser-welded iridium center electrode with a diameter of 0.4–0.6 mm, delivering durability under demanding operating conditions.
These plugs are built for stable spark energy and reliable ignition, helping your engine start more consistently, especially in cold starts or lean mixtures, while supporting smooth operation at highway speeds.
Key benefits you may notice
- Superior quality: iridium center electrode with laser welding resists thermal and electrical wear.
- High performance: more concentrated spark energy can support stable ignition and efficient combustion.
- Wide compatibility: designed to fit a broad set of Chevrolet, Buick, GMC, Pontiac, Ford and Mazda models across years.
- Easy packaging and support: includes 6 plugs with accessible customer assistance if needed.
Real-world use cases
In everyday driving, these plugs may contribute to easier cold starts, steadier idling, and consistent throttle response. They are designed to perform well across diverse climates and driving styles, though results can vary by vehicle and condition.
- Reference numbers: 7164, TR55IX, 3951, TR55, 3403, TR55GP
- Compatibility notes: GM 4.3L V6, 3.1L/3.8L V6 families and a broad list of additional models
What’s in the box
Each purchase includes six IFATRUNK iridium spark plugs. If you encounter any issue with your plugs, our dedicated support team is ready to assist you.
Installation and care tips
Before installing, confirm your engine model and the recommended spark plug type. Use proper torque when seating plugs and ensure clean threads. Do not force installation to avoid thread damage. Regular maintenance checks can help sustain ignition performance.
FAQ
Q: What vehicles is this 6-pack compatible with?
A: Many GM, Ford, Buick, GMC, Pontiac, and Mazda models are listed in the compatibility notes; verify your engine details for fit.
Q: What’s included in the package?
A: Six iridium spark plugs are included; installation tools are not.
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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