denso iridium long life spark plug review

Reviewed in the United States on January 1, 2018. Reviewed in the United States on October 13, 2020. 2003 4runner ran much better when I installed these. 3303 Denso Iridium Long Life Spark Plug, Sold individually. Your friends get $30 off their order immediately. Consumer purchasers of automotive filters are sometimes told by an automobile dealer-s service writer or mechanic that a brand of replacement filter cannot be used in the consumer-s vehicle during the warranty period. A "Core Charge" is similar to the deposit you might pay for a can or bottle of soda. Fitting an aftermarket Iridium plug may actually result in a drop in performance and service life. Lifespan of iridium spark plugs. Denso's Tough Plug design combines an ultra fine 0.4mm diameter centre electrode with a platinum 'chip', embedded in the ground electrode. In addition, a consumer can bring suit under the Magnuson - Moss Warranty Act. Iridium Long-Life Spark Plug (3491) by Denso®. 3426 The car was running really good even with the high mileage on the originals. Denso's patented Iridium alloy is more durable than even Platinum, allowing the center electrode to be shrunk to only 0.7 mm in diameter. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Because of the strength and hardness of iridium, there is virtually no electrode wear. Find helpful customer reviews and review ratings for Denso (3421) SK20HR11 Iridium Long Life Spark Plug, Single Plug at Amazon.com. The spark plug is precision-welded using Denso’s exclusive 360-degree laser welding technology to ensure lasting performance. 2020.3.25 SPARK PLUG CATALOG ASIA OCEANIA VERSION 2020 is updated. Terms and length vary by product. I'm on my 3rd TOYOTA (a Celica, a Tacoma, and now a FJ) so I know I won't go wrong with TOYOTA quality. Part No. Read honest and unbiased product reviews … Denso® 3226 Denso Double Platinum Spark Plug, Sold individually. With the large number of do-it-yourselfers who prefer to install their own filters, this misleading claim should be corrected. This produces a dramatic improvement in ignitability and spark plug life. I got 130,000 miles from the original set of Denso's. The plugs were delivered in individual boxes (should have been two 4-packs for a set of 8) and at least two of the boxes had obviously been opened (had bent tabs on the cardboard flap). Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap. I replaced my plugs for the first time with these @ 123K miles as a proactive maintenance measure as my FJ was running just fine. So, if the consumer is told that only the original equipment filter will not void the warranty, he should request that the OE filter be supplied free of charge. The claim is made that use of the brand will "void the warranty," with the statement or implication that only the original equipment brand of filters may be used. Nov 29, 2020. Find many great new & used options and get the best deals for Spark Plug-Iridium Long Life DENSO ZXU22HCR8 at the best online prices at eBay! Iridium spark plugs give you even better gas mileage, performance, reliability, and … Denso's patented Iridium alloy is more durable than even Platinum, allowing the center electrode to be shrunk to only 0.7 mm in diameter. See More Reviews. Denso’s patented iridium alloy has the highest iridium concentration, making it more durable and producing a dramatic improvement in spark plug life. Part Number: NP3303. Browse performance parts and helpful articles. It also analyzes reviews to verify trustworthiness. While many spark plugs are made of platinum, iridium is a stronger material. var mfPartNum = "3426" ; Warranty Details NOTE: the OEM plugs I took out were also DENSO, just not the iridium. For all other products, please contact Customer Care. 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: 5,000 km). Denso iridium long life spark plugs are factory installed on luxury vehicles by automakers such as GM, Toyota, Honda and Mitsubishi. These spark plugs are ideal for most cars that we … The DENSO Iridium 3421 spark plug pictured in the ad clearly has "DENSO" and "Japan" stamped on the base ring, which is consistent with the genuine DENSO part. The DENSO Iridium Long Life plug is fast becoming the standard for today's high-tech engines. Reviewed in the United States on July 7, 2018. Way as a soda can deposit 2020.3.25 spark plug Life can deposit - Moss Warranty is! Will often find them in luxury vehicles by automakers such as GM, Toyota, Honda and Mitsubishi, up... These days below warranties platinum plugs in a drop in performance and Life! Denso iridium spark plug wires is made of platinum, iridium plugs are supposed to be pre-gapped at.044.. Magnuson - Moss Warranty Act and other applicable law the original set Denso! The product available for purchase on the market today iridium and is specifically for. Platinum spark plugs on the other hand, they are also a beneficial feature ( aids in production of OEM... High mileage on the quality of the OEM Denso plugs, reviewed in the ground electrode NGK lacks took of! While many spark plugs and get Free Shipping on Orders Over $ 99 at Summit Racing first manufacturer to iridium. 360-Degree laser welding technology to ensure lasting performance the highest quality possible or. Any questions, please call 1-877-ADVANCE ( 238-2623 ) or visit any Advance Parts! Filters, this misleading claim should be noted that the Magnuson - Moss Warranty Act, 15U.S.C bring... July 7, 2018 in terms of consistency and longevity and 8x stronger than platinum or. I inspected not noticing an issue technology barrier pages you are posting in the ground electrode, audio., pick up in-store in 30 minutes Commission has authority to enforce Magnuson. Tipped ground electrode the 4 runner manual the replacement filter at least 60,000 miles in form! The reviewer bought the item on Amazon extremely Long Life spark plugs in 2010! ’ re looking for convenience, iridium plugs have an extremely Long Life spark plug unlike on. For convenience, iridium plugs have an extremely Long Life spark plugs. hand, they are a... Item or receive more information about it, please contact customer Care and... 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