$65.00. NGK (3787) ILTR6A-8G Laser Iridium Spark Plug - Set of 4. Find out more. It offers better performance than platinum, but with the downside of a higher cost. Free shipping . Usually, your vehicle’s manual will mention the desired gap according to your car make. Removing a modern spark plug requires a hex socket of 14mm vs. octagonal sockets of 16mm in the 1980's and 19mm in the 1960's. Users can get a longer life from the Denso spark plug, too, up to 63,000 miles. NGK Laser Iridium Spark Plugs feature a welded iridium center electrode tip; Platinum disc welded to backside of ground electrode provides long life; Trivalent metal plating for superior anti-corrosion and anti-seizing; Original Equipment Manufacturer (OEM) approved design; Includes 1 … Under normal operating conditions, expect a good 100k miles out of these plugs. Especially on most new cars (last 10+ year) as they have an ignition coil per plug. 4pc NGK Laser Iridium Spark Plug Set for Subaru Turbo 2.5L EJ255 EJ257 2005-2013. In fact NGK produces and stocks well in excess of 1,000 different types of spark plugs. Check if this part fits your vehicle. Iridium Racing Plugs Denso iridium racing plugs and some NGK iridium racing plugs have iridium center and a platinum ground electrodes. Laser Iridium ® Spark Plugs provide superior ignitability and long service life. Ground Electrode. Iridium spark plugs are not the best in terms of performance but nothing can beat their longevity. This is actually a benefit to a platinum spark plug because it means any contaminants that get on the plug will get burnt up. An IATF 16949:2016 & ISO 9001:2015 Certified, An ISO 14001:2015 & ISO 45001:2018 certified Co. The NGK 6619 Iridium IX Spark Plugs snags the top pick in our spark plug comparison because they offer the best mix of high-performance, fuel efficiency, durability, and dependability. OE Iridium Long Life Plugs NGK Laser Iridium and Denso Long-Life Iridium plugs feature an iridium tipped fine wire center electrode, and platinum tipped ground electrode. NGK Iridium IX spark plugs. Find NGK Iridium IX Spark Plugs and get Free Shipping on Orders Over $99 at Summit Racing! NGK gives them a life expectancy of 40-50k miles. Other types can last up to 100,000 miles. If installed in a regular engine, they would likely last longer than most people keep their car (barring any motor problems that can cause premature plug death). If you’re not a fan of the idea of replacing spark plugs every 60,000 miles or so, iridium can reach up to a 120,000-mile life cycle. Smallest tip diameter available Iridium / Platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions. Benefits. These OEM style plugs typically have special features designed for a specific engine and last 80-120k miles. We’ve got iridium spark plugs for a wide range of American and import makes including the NGK Iridium IX Spark Plug, Denso Iridium Power Spark Plug, and Bosch OE Specialty Iridium Spark Plug. DENSO # 3461 IRIDIUM LONG LIFE Spark Plugs -- SXU22HCR11S ----- 4 PCSNEW. Free shipping . Every spark plug has its gap – the distance between its two electrodes, center and ground. 13 people found this helpful. When you demand the most from your engine, rely on the proven performance of NGK Iridium IX Spark Plugs. Free shipping . This type of spark plug uses platinum or iridium on the center and ground electrodes, not just the center electrode to improve wear resistance and extend the service life of the spark plug. Standard spark plugs are only good for about 40,000 miles. This led to the use of a smaller diameter spark plug. They represent the ultimate evolution of spark plug technology and performance. Traditional Single Iridium Plugs Denso's Iridium Power and NGK's Iridium IX series have iridium fine-wire center electrodes with tranditional nickel ground electrodes. $40.17 $ 40. NGK is designed in a manner that it will give … All dual precious metal plugs are designed to provide maximum longevity. Therefore, the ground electrode will wear out first. Standard style Spark Plug *NGK Spark Plugs are designed to OEM requirements and as such, a variant of each of the above styles may not be available as it may not be an OEM requirement. However, using platinum plugs can give you 60,000 miles of use. Details Centre Electrode. 4.7 out of 5 stars 175. G-Power Platinum Alloy Spark Plugs offer superior performance with improved fuel efficiency, lower emissions, and quicker starts, 0.6mm laser welded fine Platinum tip reduces required voltage ensuring high durability and a consistently stable spark, Special configurations are used for the insulator noses to improve throttle response and prevent fouling with corrugated ribs on insulator to prevent flashover, Platinum alloy ground and center electrode for greater spark while ensuring precise gap during the life of the plug, Trivalent Metal Plating offers superior anti corrosion and anti seizing properties while the triple gasket seal eliminates combustion gas leakage, Designed to operate over a much wider heat range than ordinary plugs. Free shipping . And usually, Bosch, NGK or Denso plugs will come factory pre-gapped. Glow Plugs. Service Life ** 20,000 – 40,000km. Those that do will have either a standard ground electrode design, usually in nickel alloy, or a solid platinum bar ground (similar to the Denso racing design) and a 0.4mm Iridium alloy centre electrode. 6 New NGK Iridium IX Spark Plugs LFR5AIX-11 # 4469. 6 PCSNEW -- DENSO #4504 PLATINUM T T Spark Plugs -- PK20TT. OE Iridium Long Life Plugs NGK Laser Iridium and Denso Long-Life Iridium plugs feature an iridium tipped fine wire center electrode, and platinum tipped ground electrode. NGK BPMR8Y "V-POWER" Spark Plugs 2218 (Set of 8) $21.95. But plug manufacturers have to temper their projections as driving conditions and motor modifications differ. $44.65. 4.7 out of 5 stars 150. OE Iridium Long Life Plugs NGK Laser Iridium and Denso Long-Life Iridium plugs feature an iridium tipped fine wire center electrode, and platinum tipped ground electrode. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs. Additionally, because gradual wear will "round-off" firing points over time, the concentrated firing power and voltage requirement benefits will be reduced. Only 4 left in stock - order soon. Whether you’re a weekend warrior or an accomplished racer NGK Spark Plugs is sparking winners. Only 2 left in stock - order soon. Whenever you have less debris, you have a smooth running ignition system. Modern engines rely on more than one spark to ensure an optimum combustion and require smaller spark plugs so there is enough room for all the valves in a cylinder, etc. Free shipping . Of course, it can be very difficult to tell if your spark plugs are beginning to wear out. Typically we have found you can expect 50-80k miles on a traditional iridium plug. Add to Cart Add to Cart ... or broken plugs. Heat Range: 7, High alumina ceramics for better heat transfer and electrical insulation, Solid copper core and nickel tipped electrode provide a longer plus life, These Products On Exceptionally High Order Fulfillment Rates, Breadth Of Available Products, 6 Mm Iridium Center Electrode And Taper Cut Ground Electrode For Faster Starts, Better Acceleration And Improved Anti-Fouling, Through Creativity, Productivity And Innovation – This Brand Continues To Develop The Finest Automotive Accessories, FREE SHIPPING to anywhere IN USA and territories For This Item, You can depend on NGK for quality and reliability, Features superior anti-corrosion and anti-seizing properties, Iridium alloy has extremely high melting point, perfect for today’s high-tech, high-performance engines, Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling, The 0.6 millimeter laser welded fine Iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical quenching effect, Longer insulator nose prevents fouling, the corrugated ribs on insulator prevents flashover, and a triple gasket seal eliminates combustion gas leakage, Iridium alloy has extremely high melting point, giving it high durability to heat and electrical wear, perfect for today’s high performance engines. 59. The NGK Iridium IX is a spark plug designed to offer lasting ignitability, superior anti-fouling characteristics, and sharper throttle response. Engineered to perform under the most extreme conditions, NGK glow plugs help your diesel engine get off to a fast and reliable start. Contact the seller Free shipping . In terms of lifespan, the use life you enjoy will depend in the type of plug used in the engine. The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX ® ideal for the performance enthusiast. $50.00. When a copper plug lasts for around 20,000 miles, the average lifespan of an iridium plug is 40,000 – 60,000 miles. Iridium IX ®. NGK (4589) IFR6T11 Laser Iridium Spark Plug - Set of 4. Aftermarket Long Life Iridium Plugs Autolite Iridium XP, Champion Iridium, Bosch Iridium and Denso Iridium TT bring the features of OEM iridium long life plugs to the market, with an iridium or iridium enhanced fine wire center electrode and platinum or iridium/platinum tipped ground electrode. 3) Good Price. Normal copper plugs only last about 20,000 miles. Laser welded Iridium center electrode tip The Denso spark plug (Iridium) can minimize heat loss, and the smaller electrode diameter can improve ignitability. 4-Pcs NGK Iridium Spark Plugs BKR7EIX 2667 For BMW Honda Civic Porsche. How Long Do NGK Iridium Plugs Last? NGK builds two types of iridium spark plugs: OE Iridium and Iridium IX ®. 17. Iridium spark plugs feature a fine wire center electrode that is designed to conduct electrical energy better and increase firing efficiency. Therefore, NGK gives them a life expectancy of 40-50k miles and Denso assigns a recommended replacement interval of 30k miles. But they have to temper their projections as driving conditions and motor modifications differ. NGK (4548) CR9EK Standard Spark Plug, Pack of 1. Iridium spark plug. Specially designed to meet the needs of serious enthusiasts, Iridium IX Spark Plugs offer outstanding acceleration, high fuel efficiency, and long life. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. $13.39. FREE Shipping by Amazon. NGK.com specializes in hard to find NGK products. Because iridium is costly, iridium spark plug manufacturers reduce the diameter of the center electrode to as little as .4mm. NGK G-Power Platinum alloy spark plugs uniquely shaped ground electrode & platinum alloy center electrode reduces the wear rate of the electrode than conventional plug and hence gives longer life. This can all be attributed to the iridium alloy tip that ensures consistent performance even in extreme hot or cold weather. $14.99. NGK Spark Plugs has been developing spark plug technology since the 1930s and manufacture plugs for every type of automotive engine, as well as for motorcycles, marine, horticultural, plant and many other applications. DO expect: long life, smooth idling, and an overall good replacement Read more. Iridium’s extremely high melting point is perfectly suited to today’s high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability. We are not NGK Spark Plugs USA. The world leader in spark plug technology for over 80 years. The ground electrode will wear out first. NGK Iridium IX has an iridium center electrode, however the ground electrode is a traditional nickel construction. Both are iridium spark plugs and have a long lifespan. FREE Shipping. 4PCS NGK 5787 ILZKR7B-11S IRIDIUM SPARK PLUGS for HONDA 12290-R48-H01. $26.59 $ 26. Advantages/ Functionality/ The main differences. What makes the NGK Iridium IX stand out is the longer insulator nose. Bosch Double Iridium includes places iridium in the ground electrode inlay as well. NGK always works very closely with the engine manufacturer to ensure a perfect match between spark plug and machine. Laser Iridium ® Spark Plugs. Nickel. You can also see improved fuel economy (up to five percent in most cases). The perfect match for petrol engines. Laser Iridium® spark plugs provide superior ignitability and long service life. Therefore, NGK gives them a life expectancy of 40-50k miles and Denso assigns a recommended replacement interval of 30k miles. On some applications, a double-platinum or double-iridium spark plug may be recommended. But, these usually come in heat ranges too cold for an unaltered motor and are usually used in racing applications where all bets are off. NGK Spark Plugs can be found in every racing venue throughout the world. Be the first to know about sales and promotions. The NGK spark plug finder helps find the right spark plug via the NGK spark plug codes. Therefore, NGK gives them a life expectancy of 40-50k miles and Denso assigns a recommended replacement interval of 30k miles. For the OE Iridium series, dual precious metal means iridium on the center tip and platinum on the ground electrode. Not all NGK racing plugs incorporate an Iridium centre electrode. Don't just ask for a spark plug, insist on NGK. 4 New NGK IRIDIUM IX Spark Plug LTR6IX-11 # 6509. If you want a good quality spark plug at a decent price, the platinum spark plug is priced more affordable than the iridium spark plug. NGK 7090 BKR5EGP G-Power Spark Plug, Pack of 4 G-Power Platinum Alloy Spark Plugs offer superior performance with improved fuel efficiency, lower emissions, and quicker starts 0.6mm laser welded fine Platinum tip reduces required voltage ensuring high durability and a consistently stable spark Glow Plugs. If you want everything to run smoothly, you need to adjust it as accurately as you can. To contact them, click here. 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