{"product_id":"a-naftuly-iridium-spark-plugs-6-pack-for-v6-engines-tr55ix-7164-direct-replacement-long-life-iridium-tips","title":"A-NAFTULY Iridium Spark Plugs 6-Pack for V6 Engines — TR55IX\/7164 Direct Replacement, Long-Life Iridium Tips","description":"\u003cp\u003e\u003cstrong\u003eA-NAFTULY Iridium Spark Plugs 6-pack (TR55IX \/ 7164) are high-durability replacement ignition plugs designed to restore reliable spark and consistent combustion for many GM and Ford V6 engines from the late 1980s through the 2010s.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese iridium-tipped plugs are engineered as a direct-replacement option for vehicles originally equipped with similar OE part numbers (7164, TR55IX, 3403, TR55GP, 3951, TR55). They combine a fine-tipped iridium electrode with rugged construction to maintain stable firing across a wide range of temperatures and driving conditions. This listing contains six plugs—sufficient for V6 cylinders—and includes a 12-month limited warranty and customer support from A-NAFTULY.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles will these spark plugs fit?\u003c\/h3\u003e\n\u003cp\u003eThese plugs are intended for many V6 engines across Chevrolet, GMC, Ford, Buick, Pontiac and related models spanning the 1990s through early 2010s. Fitment covers common models such as Chevy Silverado, Camaro, Malibu, Impala, and Express, plus Ford Explorer, Mustang, Escape, and several Buick and Pontiac series. Always verify your engine code and OE part number before purchase to ensure correct fitment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible reference numbers: 7164, TR55IX, 3403, TR55GP, 3951, TR55\u003c\/li\u003e\n  \u003cli\u003eChevrolet \u0026amp; GMC V6 models (4.3L, 3.8L, 3.4L, 3.1L, 3.5L) across 1994–2014 model years\u003c\/li\u003e\n  \u003cli\u003eFord V6 applications such as 3.0L, 3.8L, 4.0L and 4.2L engines from the 1990s–2000s\u003c\/li\u003e\n  \u003cli\u003eBuick and Pontiac V6 family engines including LeSabre, Century, Regal and Bonneville\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do iridium tips affect ignition and longevity?\u003c\/h3\u003e\n\u003cp\u003eIridium electrodes are much harder and finer than conventional copper tips, which produces a more concentrated spark and reduces required voltage. The fine center electrode helps deliver a stable, efficient spark and slows electrode erosion, translating into longer service life and more consistent performance between changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFine iridium center for focused, reliable spark\u003c\/li\u003e\n  \u003cli\u003eGreater wear resistance versus standard copper plugs\u003c\/li\u003e\n  \u003cli\u003eReduced misfires and steadier combustion over time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect when installing these plugs?\u003c\/h3\u003e\n\u003cp\u003eInstallation follows standard spark plug procedures: remove old plugs, check and gap new plugs if necessary, and torque to the vehicle manufacturer’s specification. For engines sensitive to plug torque or gap values, refer to the factory manual or a trusted mechanic. These plugs are sold in a set of six, ideal for most V6 engines that require full-bank replacement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSold as a 6-pack—one plug per cylinder for V6 engines\u003c\/li\u003e\n  \u003cli\u003eVerify gap and torque specifications before final installation\u003c\/li\u003e\n  \u003cli\u003eUse anti-seize or thread lubricant only if recommended by your vehicle guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support does A-NAFTULY provide?\u003c\/h3\u003e\n\u003cp\u003eA-NAFTULY includes a 12-month limited warranty and prompt customer support for product issues. If a plug is found defective within the warranty period, contact the store for troubleshooting and replacement guidance. Keep your order information handy when reaching out to expedite assistance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne-year limited warranty from purchase date\u003c\/li\u003e\n  \u003cli\u003eCustomer support available for fitment and installation questions\u003c\/li\u003e\n  \u003cli\u003eReturn or replacement handled according to store policy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers or repair professionals who need a reliable, cost-effective replacement spark plug set for older V6 GM and Ford vehicles. These iridium plugs are especially useful when restoring engine responsiveness and fuel burn consistency in vehicles that require the TR55IX\/7164 family of plugs. Ideal for routine maintenance shops, DIY mechanics, and fleet managers maintaining legacy V6 engines.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these plugs a direct fit for my V6 Chevy or Ford?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They match many V6 engines listed (7164\/TR55IX family), but confirm your vehicle's OE part number and engine code before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these plugs come gapped and ready to install?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They come pre-manufactured near spec, but always verify and adjust the gap to your vehicle’s factory specification.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-NAFTULY","offers":[{"title":"Default Title","offer_id":48084902117534,"sku":"B0DD7HQQQ7","price":38.83,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/a-naftuly-plugs-front-packaging.jpg?v=1785865732","url":"https:\/\/northtrailauto.ca\/products\/a-naftuly-iridium-spark-plugs-6-pack-for-v6-engines-tr55ix-7164-direct-replacement-long-life-iridium-tips","provider":"North Trail Auto","version":"1.0","type":"link"}