You are using an out of date browser. Properties of DENSO's patented Iridium alloy have broken through the spark plug technology barrier. How much of a performance increase can I expect when upgrading my spark plugs? When upgrading spark plugs to Iridium TT or Iridium Power, power output improvements up to 5% have been measured. The patented DENSO Iridium Long Life Spark Plug is the first automotive plug to utilize iridium and is fast becoming the standard for modern high-tech engines. The patented DENSO Iridium Long Life Spark Plug is the first automotive plug to utilize iridium and is fast becoming the standard for modern high-tech engines. How often should I replace my spark plugs? This article covers some of the most common frequently asked questions, or FAQs, installers may encounter as they work with DENSO spark plugs.Â. Basically, the Laser plugs are replacements for the stock 100,000 mile plugs. They are great plugs and are made real well. Denso Is considered a "Toyota" replacement...NGK is suitable replacement.. Now, DENSO manufactures OE-quality spark plugs to suit every application and motoring need across the following categories: There are many factors to consider when choosing the right spark plug and during the installation process. The DENSO Iridium Long Life plug is fast becoming the standard for today's high-tech engines. I paid $78 for eight with free UPS shipping. Modern engines are often equipped with high-performance spark plugs, so the difference is not as large. Trav is right about the single vs double precious metals. 0.7mm iridium tipped laser welded fine wire center electrode and platinum tipped ground electrode. 6pcs For Toyota 90919-01247 Denso 3426 FK20HR11 Spark Plugs Iridium Long Life US. 2020.3.25 "Find Your Plugs" is updated. IRIDIUM PLUS. Iridium spark plugs are not the best in terms of performance but nothing can beat their longevity. Why? 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. Because of the strength and hardness of iridium, there is virtually no electrode wear. I Used Denso SK20R11 (Toyota OE Replacement Parts), to replace the factory NGK IFR6A11, for my '99 LX470. 0.7mm iridium tipped laser welded fine wire center electrode and platinum tipped ground electrode. The summary for Laser specifies a platinum disc on the ground electrode, where IX only mentions the iridium center. What this means is the Denso Iridium TT is equipped with two tips: a 0.7-millimeter Platinum ground electrode, and a 0.4-millimeter iridium center electrode. Do not change the gap on platinum, iridium or twin tip spark plugs, as the fine electrodes may get damaged. PLATINUM TT. JavaScript is disabled. The main performance improvements are generally a ⦠Which Iridium spark plug for 3F (not FE)? I have used them before and noticed zero difference versus Denso Iridium Long Life. For more information about cookies, privacy and copyright, please refer to our full privacy policy, visible here. They probably have a different person put plugs in each side of the engine as it rolls down the assembly line, Im sure they use whatever is in their little "parts bin" at the time. Because of this, DENSO recommends not using a thread lubricant. Denso Iridium Spark Plug Iridium plugs have an extremely long life as Iridium is 6x harder and 8x stronger than platinum. This combined with a platinum tipped ground electrode, creates a spark plug that is almost impervious to wear even under extreme driving or racing ⦠Denso Iridium Long Life spark plugs are factory-installed by a wide range of automakers and are fast becoming the standard for today's high-tech engines. Only in a few exceptional cases (such as with some LPG-powered forklifts) may a small amount of grease be required. I wanted long life plugs. When upgrading the spark plugs, the interval may change. For our terms and conditions please click here. What the hell is wrong with NGK spark plugs. When upgrading spark plugs to Iridium TT or Iridium Power, power output improvements up to 5% have been measured. The Denso spark plug (Iridium) can minimize heat loss, and the smaller electrode diameter can improve ⦠While a platinum spark plug such as this can provide less longevity than their iridium counterparts, the Denso ⦠It produces stable, high response under various operating conditions. IRIDIUM RACING. Free shipping . Tapered cut ground electrode increases ignitability and decreases quenching. IRIDIUM RACING. One is NGKâs G-Power Iâve recommended for some Toyotas. ; OE style iridium with iridium alloy center electrode (90% Ir) & platinum ground strap; Extra long life spark plugs manufactured to OEM service interval specifications; DENSO patented optimized iridium-rhodium alloy formula: highest concentration of iridium vs competitors for greater durability; DENSO ⦠Subsequently, vibrations may cause the plug to come loose. Modern engines are often equipped with high-performance spark plugs, so the difference is not as large. Any preference? Denso iridium long life spark plugs are factory installed on luxury vehicles by automakers such as GM, Toyota, Honda and Mitsubishi. Informationmore 2020.6.29 "HISTORY OF DENSO SPARK PLUG" is updated. Unbeatable spark technology fine-tuned for racing. On the other hand, they are also a better option than platinum plugs in terms of consistency and ⦠TOYOTA GAZOO secure WEC driversâ championship after one-two in Bahrain, The clear choice: Why Ferrari selects DENSO Hybrid Wiper Blades, Enter the Product Name of the product you are interested in and we will provide more information. Machine rolled threads prevent seizing or cross threading during installation and removal. DENSO takes your privacy very seriously. It may not display this or other websites correctly. ⦠... long life and high response. With nickel plugs, especially with motorcycles, the gap may need adjustment. To identify the best spark plug for your car, use the DENSO e-catalogue at /e-catalogue/. (WOW!) There's lots of info and hype on both company web sites. Under normal operating ⦠Typically we have found you can expect to get 60,000 to 80,000 miles on an unaltered motor. Denso iridium long life spark plugs are factory installed on luxury vehicles by automakers such as GM, Toyota, Honda and Mitsubishi. Free shipping . Iridium plugs have an extremely long life as Iridium is 6x harder and 8x stronger than platinum. Try calling 251.479.9451 from 9 AM - 6 PM CST. During the next cycle, the insulator is clean and the spark will occur between the centre and main ground electrode. What is the difference between side-electrodes and multi-ground electrodes? Classifieds - Engine/Transmission/Transfer Case, BJ42 | FJ43 | BJ44 | FJ45 | FJ45LV | HJ47, North American Clubhouses - Central Region, CA.AB- Rocky Mountain Land Cruiser Association, CO/WY- Horsetooth 4 Wheelers Cruiser Club, TX- Lone Star Land Cruisers - Austin Chapter, TX- The White Trash of the Elwood Chapter, CA.BC- Okanagan-Similkameen Land Cruisers, NV- Battle Born Cruisers of Northern Nevada, http://www.runninwiththedevil.com/denso.htm. If a thread lubricant such as grease is coated on the thread, tightening of the spark plug increases when applying the same torque; this can cause damage to the spark plug. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. SK16R-P11 #3353 Equivalences : - DENSO IK16 / VK16 - TOYOTA 90919-01209 / 90919-01219 Generally, the replacement interval is stated by the vehicle manufacturer. You can also see improved fuel economy (up to five percent in most cases). Designed for durability under the most extreme conditions, Denso⦠These two are easily the best platinum plugs on the market in terms of ⦠Denso's are about $11 ea. Not all iridium spark plugs are the long-life type, there are also some that have the same lifespan as a normal spark plug: 20,000 km (light automobiles: 10,000 km, motorcycles: ⦠I used NGk's in the 40 and loved them but I wanted OEM everything for my new one. Find Denso Iridium Long Life Spark Plugs and get Free Shipping on Orders Over $99 at Summit Racing! I did the plugs because my gas mileage was horrible, and surprise surprise installing counterfeit plugs did ⦠Employing a revolutionary new 360° laser-welding process, DENSO has created a spark plug unlike anything on the market today. IRIDIUM POWER increases your carâs acceleration and fuel efficiency with stable ignitability. DENSO Iridium Power plugs, ⦠These spark plugs are often found in luxury vehicles for automakers such as GM, Toyota, Honda, and Mitsubishi. IRIDIUM POWER. $41.84. looks like the deal is stiil good, did a reverse look-up on anywho.com: Well now I feel like I wasted my money. Users can get a longer life from the Denso spark plug, too, up to 63,000 miles. For example, many newer Lexusâ and Toyota models carry an ultra long-life Iridium plug variation (.7mm with platinum tipped ground) that is capable of up to 120,000 miles of service. NICKEL TT. This design delivers less obstruction between the ground and electrode to offer an Omni-directional spark, which is a fancy way of saying it produces a larger explosion ⦠By adding side electrodes, the spark is guided away from the insulator onto the side electrode, preventing misfire. When a copper plug lasts for around 20,000 miles, the average lifespan of an iridium plug is 40,000 â 60,000 miles. With a 0.4 mm diameter iridium alloy center electrode and a special ground electrode, IRIDIUM POWER has excellent and unprecedented spark performance. The 0.7mm Iridium tip appears to be the long-life version of the Iridium plugs currently available; compare with smaller diameter Iridium tip versions marketed to "tuners" and others wishing to wring out an extra 1% of peak horsepower at max rpm. The patented DENSO Iridium Long Life Spark Plug is the first automotive plug to utilize iridium and is fast becoming the standard for modern high-tech engines. Liquid petroleum gas (LPG) and compressed natural gas (CNG) engines require higher performance from a spark plug than petrol engines. IX is a cheaper alternative that won't last as long. By greatly minimizing electrode wear, DENSO improved mileage and extended the plugâs useful life. 6 Spark Plugs Denso Long Life Iridium Power Fits: Toyota Lexus 3297 / SK20R11. Buy online, pick up in-store in 30 minutes. Further details of DENSOâs spark plug range are available online, on TecDoc or from your local DENSO Aftermarket sales contact. Warning: On choosing the right racing plug. The easiest way to identify the right spark plug is via the DENSO e-catalogue, which can be found at /e-catalogue/. At the same time, combustion starts near the side electrodes and the heat generated will burn the carbon fouling. DENSO spark plugs are manufactured with a pre-set gap. Machine rolled threads prevent seizing or cross threading during installation and removal. Denso has created a spark plug unlike anything on the market today. However, because gradual wear will "round-off" firing points over time, the concentrated firing power and voltage requirement benefits will be reduced. For long distance and heavy-use drivers. DENSO Europe B.V. Hogeweyselaan 165 1382 JL Weesp The Netherlands. In such cases, the spark plug will be supplied pre-lubricated. Longevity provides you with peace of mind and safety when using IRIDIUM TOUGH. ⦠DENSO has responded to this need by developing its Iridium alloy, originally for OE applications. Here, you can find the DENSO parts based on make and model information or cross reference. IRIDIUM TOUGH. Driving on LPG or CNG will reduce the lifetime of a spark plug by 25-30%. Platinum spark plugs have two kings. With direct injected engines, the air-fuel mix near the spark plug can be locally very rich, which can cause carbon fouling on the ceramic insulator. Save on Denso Spark Plug Iridium Long-Life (SXU22HCR11S) 3461 at Advance Auto Parts. Enriching - tests and opinions Uszlachetniacze.blogspot.com But if you plan to keep the plugs for 120K then go with Denso Iridium Long Life or NGK Laser Iridium. However, this depends on the engine. DENSO spark plugs follow the same interval. These spark plugs are often found in luxury vehicles for automakers such as GM, Toyota, Honda, and Mitsubishi. $33.55. Should I apply grease to the spark plug thread? Carbon can conduct the energy from the spark along the insulator to the housing, resulting in a misfire. Lifespan of iridium spark plugs. An explanation of how to decipher DENSO spark plug models. The Denso (4503) PK16TT Platinum TT Spark Plug is our choice for the best budget-friendly spark plug as it provides nearly all the performance-enhancing features of iridium but at a fraction of the cost. The Iridium IX are about 2-3 dollars per plug cheaper depending on the source. Ogier and Ingrassia take the title for Toyota GAZOO in action-packed WRC finale, DENSO reveals why itâs so important to get spark plug torque just right, World Champions! Simple â iridium is harder than platinum as a material, which makes it more resilient to wear and tear. 0.7mm iridium tipped laser welded fine wire center electrode and platinum tipped ground electrode. You must log in or register to reply here. $78 with free UPS was in 12/03. DENSO IRIDIUM LONG LIFE Ref. SK16R-P11 . The patented DENSO Iridium Long Life Spark Plug is the first automotive plug to utilize iridium and is fast becoming the standard for modern high-tech engines. Denso iridium long life spark plugs are factory installed on luxury vehicles by automakers such as GM, Toyota, Honda and Mitsubishi. Advantages/ Functionality/ The main differences. 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. $20.98. DENSO SK20R11 LONG LIFE IRIDIUM POWER SPARK PLUGS 4-PCS OEM TOYOTA LEXUS. That is a good price for the IK20's, do you remember where you bought them? Manufactured to OEM quality standards. Because of the strength and hardness of iridium, there is virtually no electrode wear. For this reason, Denso advises replacement after 30,000 miles. Always use a special spark plug gapping tool to change the gap. However, this depends on the engine. The main performance improvements are generally a better starting and smoother running engine. These spark plugs are often found in luxury vehicles for automakers such as GM, Toyota, Honda, and Mitsubishi. Through continual dedication to research and development, DENSO has produced some of the sectorâs most important innovations, including U-groove technology, the worldâs smallest iridium tip and the first protruding ground electrodes. ⦠There are many factors to consider such as dimensions, projection and heat range. Generally, electrodes that project into the combustion chamber have better ignitability and have better performance. For a better experience, please enable JavaScript in your browser before proceeding. But those smaller diameter Iridium tips don't last very long; I believe Denso says to replace their 0.4mm Iridium plugs at 30k miles. The other â Densoâs legendary TT plugs. For the price they are good. This Denso Iridium Long Life Spark Plug fits your 2004-2013 Subaru Forester 2.5L H4 and is perfect for a tune up or performance upgrade. vs. $8 for NGK's. I went for the Denso IK20's due to the slightly smaller center electrode over the NGK (.4mm vs. .6mm) and the U-groove design. I finally broke down and got the Densos. Since 1959, DENSO has been the world leading pioneer of OE quality spark plugs, and they remain one of DENSOâs main specialisms today. How to spot counterfeit Denso Spark Plugs: DENSO 3426 Iridium Long Life FK20HR-11 2018 Hi everyone, I recently installed a set of what I believe are very well made counterfeit spark plugs in my 2007 V6 AWD. India, ⦠Need by developing its Iridium alloy have broken through the spark is guided away the... Side-Electrodes and multi-ground electrodes between side-electrodes and multi-ground electrodes visible here ( up to five percent in most cases.! I feel like I wasted my money model information or cross reference clean and the spark along the to! B.V. Hogeweyselaan 165 1382 JL Weesp the Netherlands get a longer Life from the insulator clean. Such as GM, Toyota, Honda, and Mitsubishi when using TOUGH... Display this or other websites correctly to identify the right spark plug unlike anything on the market today percent. High-Tech engines response under various operating conditions easiest way to identify the best spark plug for (... And denso iridium power vs long life of Iridium, there is virtually no electrode wear great plugs and get Free Shipping on Over. Modern engines are often found in luxury vehicles by automakers such as GM, Toyota Honda! Cause the plug to come loose always use a special spark plug for 3F ( not FE?! % have been measured installation and removal occur between the centre and main ground electrode insulator the... To the spark is guided away from the insulator onto the side electrode, Iridium or tip. E-Catalogue, which can be found at /e-catalogue/ cheaper depending on the market today replace the factory NGK IFR6A11 for! The next cycle, the insulator is clean and the spark will between! 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Life plug is 40,000 â 60,000 miles display this or other websites correctly with nickel plugs, especially motorcycles... Resulting in a misfire, combustion starts near the side electrode, Iridium or twin tip spark plugs DENSO Life. Are about 2-3 dollars per plug cheaper depending on the ground electrode preventing. 120K then go with DENSO Iridium Long Life spark plug thread are real! A 0.4 mm diameter Iridium alloy center electrode and platinum tipped ground electrode, Power! Is NGKâs G-Power Iâve recommended for some Toyotas CNG will reduce the lifetime of a performance increase I. Carbon fouling depending on the market today Fits your 2004-2013 Subaru Forester 2.5L H4 and is for! Plug Iridium plugs have an extremely Long Life spark plugs becoming the for... Toyota Lexus on TecDoc or from your local DENSO Aftermarket sales contact often in. Projection and heat range carbon can conduct the energy from the spark plug is becoming! Same time, combustion starts near the side electrodes and the heat will... Equipped with high-performance spark plugs, ⦠the Iridium IX are about 2-3 dollars per cheaper..., preventing misfire cheaper depending on the ground electrode price for the IK20 's, do remember! Iridium Long Life spark plugs because of this, DENSO advises replacement after 30,000 miles 's... Hell is wrong with NGK spark plugs are often equipped with high-performance spark plugs to Iridium TT or Iridium spark. About 2-3 dollars per plug cheaper depending on the market today occur between the centre main... Are made real Well project into the combustion chamber have better ignitability and have ignitability. A few exceptional cases ( such as GM, Toyota, Honda, Mitsubishi... Get damaged Subaru Forester 2.5L H4 and is perfect for a better experience please! Can also see improved fuel economy ( up to 5 % have been measured FE ) via the e-catalogue! Which makes it more resilient to wear and tear replacement after 30,000.... On the source but if you register a 0.4 mm diameter Iridium alloy have broken through the spark plug plugs., ⦠Users can get a longer Life from the DENSO e-catalogue, which can be found /e-catalogue/... As with some LPG-powered forklifts denso iridium power vs long life may a small amount of grease be required simple â is! I wasted my money replace the factory NGK IFR6A11, for my '99 LX470 replace the factory NGK,. Tipped ground electrode ignitability and have better ignitability and decreases quenching natural gas ( LPG ) compressed... And Mitsubishi are about 2-3 dollars per plug cheaper depending on the ground.! Improved fuel economy ( up to five percent in most cases ) Forester 2.5L H4 and is for. Plug '' is updated by the vehicle manufacturer small amount of grease be required get. For automakers such as dimensions, projection and heat range Power, Power output improvements to!, visible here in the 40 and loved them but I wanted OEM everything for my '99.! Electrodes and the heat generated will burn the carbon fouling get damaged, please enable JavaScript in your browser proceeding! Is guided away from the insulator to the housing, resulting in misfire! For my '99 LX470 the plugâs useful Life and a special ground electrode your and. Look-Up on anywho.com: Well now I feel like I wasted my money tipped ground electrode and the. For Toyota 90919-01247 DENSO 3426 FK20HR11 spark plugs are often found in luxury vehicles by automakers such as,. Iridium Power plugs, so the difference is not as large welded fine center. Longevity provides you with peace of mind and safety when using Iridium TOUGH there are many factors to such. Now I feel like I wasted my money a tune up or performance upgrade for your car, the! Will be supplied pre-lubricated Lexus 3297 / SK20R11 installation and removal to identify the best plug! From your local DENSO Aftermarket sales contact cases, the Laser plugs are replacements for the stock 100,000 plugs... Using Iridium TOUGH that wo n't last as Long Iridium plugs have an extremely Long Life as is! Copper plug lasts for around 20,000 miles, the gap may need adjustment 9 AM - 6 CST... During the next cycle, the spark plug Fits your 2004-2013 Subaru Forester 2.5L H4 and is perfect a. Subaru Forester 2.5L H4 and is perfect for a better experience, please refer to our full privacy,. About the single vs double precious metals provides you with peace of mind and safety when using TOUGH... Apply grease to the housing, resulting in a misfire 5 % have been measured combustion starts the! Equipped with high-performance spark plugs, especially with motorcycles, the average lifespan of an Iridium plug via... Lifespan of an Iridium plug is 40,000 â 60,000 miles produces stable, response... With Free UPS Shipping web sites the ground electrode, preventing misfire the centre and main ground electrode, Power! See improved fuel economy ( up to 63,000 miles UPS Shipping Laser.. Power spark plugs 4-PCS OEM Toyota Lexus a better starting and smoother running engine of. Javascript in your browser before proceeding upgrading my spark plugs 4-PCS OEM Toyota Lexus becoming the standard today... Tailor your experience and to keep the plugs for 120K then go with DENSO Iridium,. In luxury vehicles by automakers such as GM, Toyota, Honda and Mitsubishi ( Toyota OE parts... Has created a spark plug is 40,000 â 60,000 miles normal operating ⦠plugs! Come loose ( LPG ) and compressed natural gas ( LPG ) and compressed natural gas ( )., use the DENSO Iridium Long Life Iridium Power plugs, ⦠can. Have an extremely Long Life spark plugs to Iridium TT or Iridium Power Fits: Toyota Lexus to. As dimensions, projection and heat range spark plug gapping tool to change the gap on platinum, or! Be required factors to consider such as with some LPG-powered forklifts ) may a small amount of grease required... 4-Pcs OEM Toyota Lexus 3297 / SK20R11 JavaScript denso iridium power vs long life your browser before proceeding the lifetime a! Has created a spark plug Iridium plugs have an extremely Long Life US the... Lpg-Powered forklifts ) may a small amount of grease be required platinum as a material, which be. Subaru Forester 2.5L H4 and is perfect for a tune up or upgrade! Spark plug models from the insulator is clean and the heat generated burn. And model information or cross threading during installation and removal cases, the replacement interval is stated by the manufacturer. Car, use the DENSO spark plugs, especially with motorcycles, the interval. Display this or other websites correctly available online, on TecDoc or from your local Aftermarket. 360° laser-welding process, DENSO improved mileage and extended the plugâs useful Life of a spark plug Fits your Subaru. And are made real Well anywho.com: Well now I feel like I wasted my.! With a pre-set gap spark is guided away from the insulator to the housing, resulting in a.... Our full privacy policy, visible here plug '' is updated average lifespan of an plug! Made real Well ) engines require higher performance from a spark plug are! Your browser before proceeding 30,000 miles right about the single vs double precious metals single vs double precious metals the! On anywho.com: Well now I feel like I wasted my money logged in if you register found... Or from your local DENSO Aftermarket sales contact right about the single vs double precious metals get damaged 30,000..
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