{"product_id":"denso-5308-spark-plug","title":"Denso 5308 Spark Plug - Exhaust Side","description":"\u003ch2\u003eOverview of Denso Iridium Power Spark Plug 5308\u003c\/h2\u003e\u003cp\u003eThe Denso Iridium Power spark plug 5308 is engineered for reliable ignition performance in select Audi, BMW, Chevrolet, Fiat, Porsche, and Volkswagen 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\u003eTapercut, u-groove ground electrode tip design for improved spark exposure\u003c\/li\u003e\n\u003cli\u003eCopper core center electrode for optimal conductivity\u003c\/li\u003e\n\u003cli\u003eNickel ground electrode core material with standard ground configuration\u003c\/li\u003e\n\u003cli\u003ePre-gap size of 0.9 mm and flat seat type for proper fitment\u003c\/li\u003e\n\u003cli\u003eHeat range 22 suitable for specific engine requirements\u003c\/li\u003e\n\u003cli\u003eThread diameter 12.00 mm and reach of 19.00 mm for precise installation\u003c\/li\u003e\n\u003cli\u003eHex size 16.0 mm for standard tool compatibility\u003c\/li\u003e\n\u003cli\u003eResistance rating of 5000 ohms to reduce electrical noise\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on the Iridium Power Product Line\u003c\/h2\u003e\u003cp\u003eThe Denso Iridium Power line focuses on delivering spark plugs with iridium-tipped electrodes that provide a balance of durability and performance. The iridium tip on the center electrode of the 5308 model enhances ignition reliability and longevity compared to conventional plugs. This product line is designed to meet the demands of modern engines requiring precise spark timing and efficient combustion.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Attributes\u003c\/h2\u003e\u003cp\u003eThe Denso 5308 spark plug features a copper core center electrode that ensures excellent thermal conductivity, helping to maintain stable operating temperatures. The ground electrode uses nickel core material with a tapercut, u-groove tip design, which increases spark exposure and improves ignition efficiency. The single ground electrode configuration and a pre-gap size of 0.9 mm are optimized for the specified heat range 22, making it suitable for a range of vehicles including Audi A3 Quattro, BMW M5, Porsche 911, Volkswagen R32, and others. The flat seat type and 19.00 mm reach ensure proper sealing and fitment in compatible engines.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Audi models such as A3 Quattro and 500\u003c\/li\u003e\n\u003cli\u003eFits BMW M5 and other select models\u003c\/li\u003e\n\u003cli\u003eSuitable for Chevrolet Spark and other Chevrolet vehicles\u003c\/li\u003e\n\u003cli\u003eDesigned for Fiat 500 and similar models\u003c\/li\u003e\n\u003cli\u003eCompatible with Porsche 911 and Cayenne\u003c\/li\u003e\n\u003cli\u003eFits Volkswagen R32, Touareg, TT Quattro, and Eos\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by Denso 5308 Spark Plug\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMisfiring or rough engine idle\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency due to incomplete combustion\u003c\/li\u003e\n\u003cli\u003eDifficulty starting the engine in cold conditions\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or lack of power during acceleration\u003c\/li\u003e\n\u003cli\u003eExcessive emissions from inefficient ignition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, verify the spark plug gap is set to 0.9 mm as specified. Use a 16 mm socket wrench for proper torque application. Ensure the flat seat type matches the engine’s cylinder head design to prevent leaks. Avoid over-tightening to protect the thread diameter of 12.00 mm and maintain proper reach of 19.00 mm. It is recommended to replace spark plugs in sets to maintain consistent engine performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso spark plugs, including the Iridium Power 5308, are manufactured to meet OEM standards for fit, form, and function. The use of iridium and copper materials supports long service life and reliable ignition. While specific warranty details may vary, Denso products typically come with manufacturer-backed quality assurance to ensure performance and durability in compatible Audi, BMW, Chevrolet, Fiat, Porsche, and Volkswagen vehicles.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43446407463093,"sku":"BBNF-5308","price":15.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_5308_Fro.jpg?v=1774734454","url":"https:\/\/www.partcatalog.com\/products\/denso-5308-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}