If you need anymore information, please feel free to post your questions in the comments section below. Platinum spark plugs are certainly more durable than copper spark plugs. NGK Spark Plugs. However, a copper spark plug contains a nickel alloy center electrode while a platinum spark plug has a platinum center electrode. Each of these options has its own unique set of pros and cons. NGK builds two types of iridium spark plugs: OE Iridium and Iridium IX®. My car doesn't have any other modification. Iridium tip is six (6) times harder than platinum providing the strongest ignitability and the longest life possible. 4.8 out of 5 stars 50. Would highly recommended ngk laser iridium. FREE Shipping by Amazon. I have a good local parts store near me. 5 Symptoms of a Bad Ignition Switch (and Replacement Cost), Curb Weight vs Gross Weight (What’s the Difference?). Replaced with the same plug. I have to disagree, and here is why--the service duty for a spark plug in a 400 Burgman is 2.4 times that of a plug's duty in a typical 4-banger econobox. How can a plug make the engine quieter???? 86. As far as what plugs to put in your neon, Champion is the original plug for the vehicle. FREE Shipping. I have laser iridium plugs in my Honda CR-V mk1 and have noticed a noticeable difference in the performance in acceleration an smoother engine performance an my engine is a lot quieter. The cost of iridium spark plugs is their primary disadvantage. Toyota Extra Care Protection - Is it worth? NGK Laser Iridium Spark Plug, 1-pk (1) 5.0 out of 5 stars. Iridium tip is six (6) times harder than platinum providing the strongest ignitability and the longest life possible. 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.The ground electrode will wear out first. Mazda RX-8 2004, Laser Iridium™ Spark Plugs by NGK®. You must have a discount dealer near you. NGK manufactures all types of spark plugs and glow plugs featuring the latest in technology. They are Ac Delco branded but look like NGK Laser Iridium, were stamped made in Japan. C $42.90. I dont profess to know “why”. $22.90each (assuming mazda oem is infact the same as the NGK Laser Iridium) NGK Iridium IX: - Next best to Laser Iridium - Smaller Iridium tip ensuring good durability Availability Varies - Depends on Product Options. NGK Laser Iridium spark plugs provide superior ignitability and long service life. Laser Iridium. 0 In stock Showing inventory for stores near: Use my location Don't see your store? NGK Iridium IX spark plugs feature an ultra-fine center electrode that's designed just thick enough to ensure the maximum durability and life of the spark plugs—and just thin enough to create an accurate and consistent spark. I suggest checking out E3 plugs though they are also $6.99. NGK have over 80 years of experience in spark plug manufacturing and we are a world leader in spark plug technology. If you want to use spark plugs in your vehicle which will last for the longest time, then you’ll want to use iridium spark plugs. Automotive $62.95 $ 62. Starting with a single product in 1936, NGK® became the world leader in innovation, technology, and premium quality in the manufacture of spark plugs for virtually every automotive manufacturer in the world. In Stock. And they don't. When it comes to handling heat, iridium is the best among the three, including copper. I just got tired of changing plugs every 10,000 or so miles, Now I don't have to worry about it for a long time. Sold by GPARTS and ships from Amazon Fulfillment. Thanks. Store options: Fort Frances, ON-1000 King's Highway, ON P9A 2X6. Is the 05 V8 really worth the extra dough/insurance over the 04 V8? 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