Denso Iridium Power Spark Plugs use a world leading 0.4mm (0.2mm narrower than NGK Iridium IX) Iridium alloy centre electrode coupled with a traditional ground electrode design to offer significant improvements in throttle response, ease of starting and fuel economy. We were the first company to produce long-life automotive Iridium Spark Plugs, and invented the world’s smallest, most efficient 0.4mm Iridium tip. The world's smallest center electrode and specially shaped ground electrode deliver maximum spark energy while … It’s a wise choice. If you're searching for automotive parts that are OE-grade or better, go with Denso products, which are … Description; Warranty Information; Other Details; Denso's … H S 6 9 O p W 1 o n s o r Q 7 e d 0 R. PACK of 8 TOYOTA 90919-01191 DENSO 3421 SK20HR11 Spark Plugs Iridium Long Life. The world's smallest center electrode and specially shaped ground electrode delivers maximum spark energy while withstanding temperatures greater than 4000º F. Iridium Power™ best demonstrates its performance improvement during acceleration. If you're searching for automotive parts that are OE-grade or better, go with Denso products, which are … Denso Iridium Power Plugs. From United States +C $15.34 shipping estimate. When upgrading the spark plugs, the interval may change. Useful service life is expected to be around 2 - 3 times that of a standard spark plug. It’s a wise choice. Customers who bought this item also bought. Tapered cut U-Groove ground electrode increases ignitability and decreases quenching. Denso Iridium Power spark plugs feature a 0.4mm iridium tipped laser welded fine wire center electrode that reduces required voltage and improves firing performance. For the smallest centre electrode diameter, increasing power and performance. If you're searching for automotive parts that are OE-grade or better, go with Denso products, which are … Through patented technology, including a 0.4mm diameter centre electrode - the Iridium Power plug produces the hottest, most concentrated spark with the lowest voltage and outperforms any plug today. DENSO Iridium Power plugs, with their .4mm center electrode, have been developed for performance applications. Denso Iridium Power spark plugs feature a 0.4mm iridium tipped laser welded fine wire center electrode that reduces required voltage and improves firing performance. Co-Generation Spark Plugs. Mazda 6 2003, Iridium Power™ Spark Plug by Denso®. 41 sold. If you're searching for automotive parts that are OE-grade or better, go with Denso products, which are … Platinum plugs power consumption are also smaller than the standard plugs that provide ease of Engine starting. Driving on LPG or CNG will reduce the lifetime of a spark plug by 25-30%. 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Tapered cut U-Groove ground electrode increases ignitability and decreases quenching. This means cleaner combustion, less load on the ignition system, improved economy and a crisper throttle response. C $43.57. Denso Iridium Power Spark Plugs utilise a 0.4mm Iridium alloy centre electrode and a U-grooved ground electrode to improve ignition efficiency. Denso Iridium Power spark plugs feature a 0.4mm iridium center electrode and best demonstrate their performance improvement during acceleration. Buick Rendezvous 2006, Iridium Power™ Spark Plug by Denso®. For this reason, DENSO advises replacement after 30,000 miles." DENSO spark plugs follow the same interval. Buy Denso (5338) ITV16 Iridium Power Spark Plug, (Pack of 1): Spark Plugs - Amazon.com FREE DELIVERY possible on eligible purchases Denso Denso Iridium Power Spark Plug ITV22. 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