{"product_id":"autolite-xp5684-spark-plug","title":"Autolite XP5684 Spark Plug","description":"\u003ch2\u003eOverview of Autolite Iridium Spark Plug XP5684\u003c\/h2\u003e\u003cp\u003eThe Autolite Iridium Spark Plug XP5684 is engineered for reliable ignition performance in select Lexus, Mitsubishi, Nissan, and Toyota vehicles. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and consistent engine operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIridium center electrode tip for enhanced durability and ignition\u003c\/li\u003e\n\u003cli\u003eTaper cut ground electrode with platinum tip for improved spark efficiency\u003c\/li\u003e\n\u003cli\u003eCopper core center electrode for optimal conductivity\u003c\/li\u003e\n\u003cli\u003eResistor type with 4000 ohm resistance to reduce electrical noise\u003c\/li\u003e\n\u003cli\u003eFlat seat type with M12 - 1.25 thread size and 1.043 inch reach\u003c\/li\u003e\n\u003cli\u003ePre-gapped to 0.044 inches (1.1 mm) for precise spark gap\u003c\/li\u003e\n\u003cli\u003eCeramic insulator with 2.012 inch (51.1 mm) height for heat resistance\u003c\/li\u003e\n\u003cli\u003eNon-removable nut electrical terminal and 9\/16 inch hex size for installation\u003c\/li\u003e\n\u003cli\u003ePerformance grade type with manufacturer heat range 9\u003c\/li\u003e\n\u003cli\u003eIncludes washer and skirt for secure fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIridium Spark Plug Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Autolite Iridium Spark Plug line focuses on delivering consistent ignition performance through the use of iridium-tipped center electrodes. This design enhances electrode life and ignition reliability compared to conventional plugs. The XP5684 model incorporates these features with a fine wire center electrode and platinum ground electrode tip, balancing durability and efficient spark delivery for performance-oriented applications.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThe XP5684 spark plug features a copper core center electrode with an iridium tip, providing excellent electrical conductivity and wear resistance. The ground electrode is constructed from nickel with a platinum tip and a taper cut design, which helps optimize spark exposure and combustion efficiency. The ceramic insulator withstands high temperatures and electrical stress, while the resistor reduces electromagnetic interference. The spark plug’s flat seat and M12 - 1.25 thread size ensure compatibility with specified vehicle engines. Pre-gapped at 0.044 inches (1.1 mm), it supports precise ignition timing and combustion.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDesigned for use in Lexus models including ES250, ES300h, NX250, NX350h, NX450h+, RX350h, RX450h+, UX250h, UX300h, and Venza\u003c\/li\u003e\n\u003cli\u003eCompatible with Mitsubishi Outlander and Outlander PHEV\u003c\/li\u003e\n\u003cli\u003eFits Nissan Altima, Sentra, Versa, and Versa Note\u003c\/li\u003e\n\u003cli\u003eSuitable for Toyota Avalon, Camry, Corolla, Corolla Cross, Crown Signia, Grand Highlander, Highlander, Prius, Prius AWD-e, Prius Prime, RAV4, RAV4 Prime, Rogue, and Sienna\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by XP5684 Spark Plug\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMisfiring or rough engine idle due to worn spark plugs\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency from incomplete combustion\u003c\/li\u003e\n\u003cli\u003eDifficulty starting the engine in cold conditions\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or loss of power under acceleration\u003c\/li\u003e\n\u003cli\u003eIncreased emissions caused by inefficient ignition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the spark plug gap is verified before installation, although the XP5684 comes pre-gapped at 0.044 inches (1.1 mm). Use a 9\/16 inch socket with a torque wrench to tighten to manufacturer specifications. The flat seat design requires proper seating to avoid compression leaks. Avoid over-tightening to prevent thread damage. The non-removable nut terminal simplifies electrical connection but requires careful handling during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eAutolite manufactures the XP5684 spark plug to meet OEM standards for fit, form, and function. The use of iridium and platinum materials contributes to extended service life and consistent performance. While specific warranty details are not provided, Autolite products typically adhere to industry quality controls and reliability benchmarks.\u003c\/p\u003e","brand":"Autolite","offers":[{"title":"Default Title","offer_id":52204736282805,"sku":"BBRQ-XP5684","price":15.76,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/AB_XP5684_Fro.jpg?v=1775594741","url":"https:\/\/www.partcatalog.com\/products\/autolite-xp5684-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}