{"product_id":"x4xz-uf487-ignition-coil-6619-double-iridium-spark-plug-6-pack-direct-fit-replacement-for-toyota-lexus-scion-heat-resistant","title":"X4XZ UF487 Ignition Coil \u0026 6619 Double Iridium Spark Plug 6-Pack — Direct-Fit Replacement for Toyota\/Lexus\/Scion, Heat-Resistant,","description":"\u003cp\u003e\u003cstrong\u003eX4XZ UF487 ignition coil packs paired with 6619 double iridium spark plugs replace OE 90919-02255 to restore reliable combustion and smoother engine performance across compatible Toyota, Lexus and Scion models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis complete 6-pack kit includes six ignition coil packs (UF487) and six double iridium 6619 spark plugs designed to meet or exceed original equipment form, fit and function. Each coil is engineered with heat-resistant thermoplastic connectors and internal ferrite noise suppressors; the spark plugs use dual iridium electrodes for extended life and stable sparks. The set targets common fault symptoms like misfires, rough idle, reduced power and spotty fuel economy, giving you a straightforward replacement option for direct-fit applications.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles does this coil-and-plug kit fit?\u003c\/h3\u003e\n\u003cp\u003eThe X4XZ UF487 \u0026amp; 6619 kit fits a broad range of Toyota, Lexus and Scion models that use the UF487\/90919-02255 ignition coil family and corresponding spark plug thread\/spec. Compatibility covers a mix of four- and six-cylinder engines across model years—always confirm against your vehicle’s OEM part number before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLexus: IS350 (2006), ES300h (2013–2018), ES350 (2007–2016), RX350 (2007–2015), RX450h (2010–2015), NX300h (2015–2019)\u003c\/li\u003e\n  \u003cli\u003eToyota: Avalon (2005–2018 variants), Highlander (2008–2016), RAV4 (2006–2018 variants), Sienna (2007–2016), Venza (2009–2015), Camry (2010–2017)\u003c\/li\u003e\n  \u003cli\u003eScion: tC (2011–2015)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these ignition coils and spark plugs improve engine performance?\u003c\/h3\u003e\n\u003cp\u003eUpgrading worn coils and plugs restores consistent high-voltage delivery and spark stability, which helps reduce misfires and uneven idle. The double iridium plugs maintain electrode geometry longer for steady combustion, while coils with ferrite noise suppression keep electrical interference down.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble iridium electrodes for extended lifespan and consistent spark\u003c\/li\u003e\n  \u003cli\u003eFerrite noise suppressor reduces radio frequency interference\u003c\/li\u003e\n  \u003cli\u003eThermoplastic connectors resist heat-related cracking and ensure secure fit\u003c\/li\u003e\n  \u003cli\u003eDesigned to match or improve OEM performance for straightforward swapping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the key specifications and part cross-references?\u003c\/h3\u003e\n\u003cp\u003eThe kit’s primary reference is UF487 (OE family) and OE cross 90919-02255. It includes six coil packs and six 6619 double iridium spark plugs, intended as a one-service replacement set for six-cylinder applications and select four-cylinder models listed in the compatibility notes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eKit contains: Ignition Coil Packs x6 and Double Iridium Spark Plug x6\u003c\/li\u003e\n  \u003cli\u003eOE references: UF487, C1601, 90919-02255 and multiple substitute numbers listed on the product label\u003c\/li\u003e\n  \u003cli\u003eSpark plug life: designed for long service life (manufacturer rated for extensive kilometers under normal conditions)\u003c\/li\u003e\n  \u003cli\u003eInstallation: direct-fit design, no special tools beyond common automotive hand tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat support and warranty come with this product?\u003c\/h3\u003e\n\u003cp\u003eX4XZ provides customer support and a limited product service period to address installation or quality concerns. If you encounter fitment issues or defects, reach out to the seller for troubleshooting and replacement options within the stated service window.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e24-hour customer service availability for support\u003c\/li\u003e\n  \u003cli\u003e1-year product service coverage for defects and quality issues\u003c\/li\u003e\n  \u003cli\u003eBasic installation guidance available from support if needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The X4XZ UF487 \u0026amp; 6619 kit is intended for DIYers, independent mechanics and fleet managers who need a full six-cylinder ignition service replacement using direct-fit coils and long-life iridium plugs. It’s ideal when your vehicle exhibits misfires, rough idle or reduced efficiency and you prefer a complete, same-time replacement for all cylinders to ensure balanced performance. Always verify compatibility with your vehicle’s VIN or OEM part number before ordering.\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: Does this kit include all parts for a six-cylinder engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit contains six ignition coil packs and six double iridium spark plugs for a full six-cylinder replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I verify this kit fits my vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compare the kit’s OE references (UF487, 90919-02255) with your vehicle’s part number or check compatibility list and VIN before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"X4XZ","offers":[{"title":"Default Title","offer_id":48080760144030,"sku":"B0CQQYJBZV","price":117.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/x4xz-uf487-kit-front-packaging.jpg?v=1785786159","url":"https:\/\/northtrailauto.ca\/products\/x4xz-uf487-ignition-coil-6619-double-iridium-spark-plug-6-pack-direct-fit-replacement-for-toyota-lexus-scion-heat-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}