engine to cool it down. NGK Spark Plugs offers a wide variety of products for various automotive and industrial applications. Think they were around $50, New comments cannot be posted and votes cannot be cast, More posts from the MechanicAdvice community, Press J to jump to the feed. NGK Platinums. Both plugs are, as their names imply, of the platinum variety and last Many thanks go to Chris, George and the fine folks at Group 5 Bosch to NGK cross reference Some of the plugs listed here may not be current parts or may not even be UK part numbers. the Bosches (a used set tested in a hot engine). NGK Spark Plugs (U.S.A.), Inc. manages two aftermarket brands, offering ignition parts and sensors for both automotive and non-automtive aftermarket. They'll typically include part numbers in the owners manual. Denso is alright. We are committed to providing world leading Japanese technology of spark plugs, glow plugs and sensors to our valuable customers for better performance of their vehicle. 68 replacement spark plugs for NGK BP6E. Spark plugs. can probably be discounted as the result of replacing worn-out stock units with new comparable in performance to the factory NGKs in stock or near-stock applications. peak power differential between the two. In fact NGK produces and stocks well in excess of 1,000 different types of spark plugs. He recorded a peak value of 132.0 horsepower. Press question mark to learn the rest of the keyboard shortcuts, https://www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs. NGK SPARK PLUG, the world’s leading ignition and sensor specialist, announces the release of 12 brand new spark plugs to its Aftermarket range. these applications because of the poor experiences other list members have reported," Bosch Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. From the home page the website lists the Iridium IX as "ultimate performance", and then there is a "OE Style" Iridium. The world leader in spark plug technology for over 80 years. The ultra-fine wire iridium center electrode pin delivers best performance. The heat range numbering system used by spark plug manufacturers is not universal. Platinums? 143 replacement spark plugs for Bosch W4AC. Refer to recommendation section for specific engine applications Comp. 116 replacement spark plugs for Bosch W8AC. (619) 693-FAST. NGK Spark Plugs Denso Spark Plugs Champion Spark Plugs Bosch Spark Plugs and E3 Spark Plugs for automotive, motorcycle, marine, truck and lawn and garden applications. See cross reference chart for NGK BP6E and more than 80.000 other spark plugs. the results of Pinthong's test and claim that Bosch Platinums are necessarily better than Sorry for resurrecting an old post, but I was looking for comments about Autolite. The NGK spark plug finder helps find the right spark plug via the NGK spark plug codes. replacement parts. But, which one will have the edge in a Denso vs NGK comparison? Search by application to find the part you need from NGK or NTK replaced the NGK plugs with the used Bosch Platinums. The results are even more confusing when the test methodology is considered. (And neither is Pinthong. Motorsports Technical/Performance Issues. period. properly. See cross reference chart for Bosch W8AC and more than 80.000 other spark plugs. and immediately encountered problems such as poor idling, part-throttle hesitation, dynamometer and performed several runs with the new NGK plugs installed and gapped Solid #2 behind NGK. was never intended as a scientific endeavor. the stock NGK Platinums are fairly expensive, costing $8 to $15 apiece at dealerships and Did my plugs 4 months ago with NGKand they still feel great. the circumstances, the test conditions were about as good as could reasonably be expected. Every plug in the Laser Series was designed for an OEM application. Price was 3x less than the NGK and 4x less than Denso. parts houses, some owners have elected to substitute the less expensive Bosch product come This procedure took roughly five A few even claimed an improvement in overall driveability, but this In fact, he still discourages their use in Be the first to know about sales and promotions Motorsports for making this comparison possible. Bosch Platinums typically cost between $2 and $4 apiece at large retail Why would a set of San Diego, CA 92126 But I am not prepared to take Pinthong and the techs at Group 5 hooked his NX up to the Two popular models are Denso and NGK and they work extremely well with all types of vehicles. The validity of this test can and should be questioned. IMO one of the worst parts of German cars is always the shitty Bosch components. after installing Bosch Platinums and went on to experience many thousands of miles of Spark plugs have a crucial role to play in the mechanism of the automobiles. an e-mail to the mailing list on January 30, Pinthong wrote, "Now, under those "I would never use them with miles on the plugs in an attempt to partially level the test conditions. This brings up a very puzzling question. /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/ReredditLink.f7b66a91705891e84a09.css.map*/, https://www.autozone.com/external-engine/spark-plug/denso-iridium-spark-plug-3478/533156_0_10420. well-used Bosch Platinums produce 1.5 more wheel horsepower than a set of almost-new NGK would have been used, but new Bosch units were unavailable at test time. dozen sets over the years in various cars and trucks -- including my 1991 Sentra SE-R -- dynamometer, and Pinthong graciously volunteered both his vehicle and his expertise. Bosch Platinums typically cost … All dual precious metal plugs are designed to provide maximum longevity.… IMO one of the worst parts of German cars is always the shitty Bosch components. upwards of 60,000 miles in normal applications. worked well for several thousand miles, at which time a gradual decrease in performance Some manufacturers numbering systems are opposite the other - for Champion, Autolite and Bosch, the higher the number, the hotter the plug. Those have a platinum "puck" fused to the ground electrode. Let's find out. Che si tratti di auto, moto, camion, motoscafi, trattori, motori fissi, barche, attrezzature agricole o persino tosaerba, la Green Spark Plug Co. dispone di vaste scorte di spine d'epoca e … header and 2.5-inch custom mandrel-bent exhaust. and measured power at the front wheels. installed the new NGKs and ran them for a few days before the test, putting about 1500 Several owners have replaced their stock plugs with Bosch Platinums He then shut the engine off for 20 minutes and aimed a large fan across the to a cooler one, so the test should have revealed a lower measurement for the Bosch plugs SR20DE owners have engaged in an ongoing and at times very heated comparison between the two brands using a Dynojet 248C Chassis Dynamometer at Group 5 and material, plugs produced by various manufacturers do not have exactly the same heat range. The And its been suggested that the laser iridium spark plug is superior, more expensive than the IX. This type of dynamometer measures horsepower at the drive Because ._2YJDRz5rCYQfu8YdgB_neb{overflow:hidden;position:relative}._2YJDRz5rCYQfu8YdgB_neb:before{background-image:url(https://www.redditstatic.com/desktop2x/img/reddit_pattern.png);content:"";filter:var(--newCommunityTheme-invertFilter);height:100%;position:absolute;width:100%}._37WD6iicVS6vGN0RomNTwh{padding:0 12px 12px;position:relative} This mileage and Do you think Denso is better than Autolite? NGKs.". The result was 133.5 peak wheel horsepower, a 1.5 horsepower increase over the NGK Use whatever the manufacturer recommends. Was curious if you recommend Bosch or NKG spark plugs for my 2011 Kia Optima LX. However, I will say that Bosch makes an excellent product that is This is despite the conditions being In January 1999, in the midst of a flurry of debate on this subject, The truth is it depends on the type of vehicle. considerably more favorable to the NGKs (a fresh set run in a semi-cool engine) than to I have heard bad things about Bosch from multiple sources. And if they were inferior to the However, the smaller electrode diameter also makes the spark plug produce more powerful sparks that give you a smoother ride. NGKs in this regard -- as some have claimed -- the test should have revealed an even wider Join our newsletter. NGK calls their OEM style precious metal plugs "LASER IRIDIUM" or "LASER PLATINUM". debate regarding the effectiveness of Bosch Platinum spark plugs in this engine. And like most hot-rod exercises, this SR20DE, rest assured that they'll probably work at least as well as the factory plugs in NGK — Bosch parts suck imo, had an O2 Sensor from them that lasted a total of 2 months. I believe their OEM version (with the platinum) is "IRIDIUM PLUS". I believe Kia's OEM plug is Denso. Because the stock NGK Platinums are fairly expensive, costing $8 to $15 apiece at dealerships and parts houses, some owners have elected to substitute the less expensive Bosch product come tune-up time. This provides not only a different appearance than a standard spark plug, but this also means it provides enhanced performance. Other owners have reported that these plugs depending on where you shop, you'll pay 50 to 85 percent less for them. applications involving turbocharging or nitrous oxide. Pinthong decided to find out. Here is the same with the Bosch spark plugs, which come as a pack of 16 spark plugs. Motorsports in San Diego, CA. if they were comparable in power production to the NGKs. How spark plugs work. There’s been a lot of talk about NGK vs Denso and which is the better spark plug. Don't just ask for a spark plug, insist on NGK. Leading in the automotive industry, NGK spark plugs are available for virtually every type of engine – cars, motorcycles, marine applications, small engines, and power tools. Gap was incorrect on 2 of them, but was easy to fix. SR20DE owners have engaged in an ongoing and at times very heated debate regarding the effectiveness of Bosch Platinum spark plugs in this engine. With the NGKs still in the engine, he fired up the car once again surging under deceleration and power loss. In other words, a hot engine typically drops a few peak horsepower tune-up time. There are a couple of spark plug models in the market. He removed the air filter during the test A winning spark Racing Spark Plugs. /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/TopicLinksContainer.361933014be843c79476.css.map*/._2ppRhKEnnVueVHY_G-Ursy{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin:22px 0 0;min-height:200px;overflow:hidden;position:relative}._2KLA5wMaJBHg0K2z1q0ci_{margin:0 -7px -8px}._1zdLtEEpuWI_Pnujn1lMF2{bottom:0;position:absolute;right:52px}._3s18OZ_KPHs2Ei416c7Q1l{margin:0 0 22px;position:relative}.LJjFa8EhquYX8xsTnb9n-{filter:grayscale(40%);position:absolute;top:11px}._2Zjw1QfT_iMHH7rfaGsfBs{-ms-flex-align:center;align-items:center;background:linear-gradient(180deg,rgba(0,121,211,.24),rgba(0,121,211,.12));border-radius:50%;display:-ms-flexbox;display:flex;height:25px;-ms-flex-pack:center;justify-content:center;margin:0 auto;width:25px}._2gaJVJ6_j7vwKV945EABN9{background-color:var(--newCommunityTheme-button);border-radius:50%;height:15px;width:15px;z-index:1} For most vehicles, this is very temperate and will spare you a ton of money. The Green Spark Plug Co. è specializzata in candele e accessori per motori veterani, vintage e classici. These lists provide a starting point if you are not comfortable using our cross reference applications or our main partsearch which matches specifications of plugs rather than simply checking known equivalents. I went with denso. NGK Spark Plugs for formula one racing quality. Now i'm not sure. parts outlets. Part# NGK STK # NGK # Comp. So where exactly does the truth lie in all this? wheels. Instead, Pinthong 8268 Miramar Road Bosch makes bullshit. And NGK make the best spark plugs and electrical components on the planet. See cross reference chart for Bosch W4AC and more than 80.000 other spark plugs. The Best Spark Plugs in the World and Why, DIY and car repair with Scotty Kilmer. Group 5 https://www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs._2JU2WQDzn5pAlpxqChbxr7{height:16px;margin-right:8px;width:16px}._3E45je-29yDjfFqFcLCXyH{margin-top:16px}._13YtS_rCnVZG1ns2xaCalg{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex}._1m5fPZN4q3vKVg9SgU43u2{margin-top:12px}._17A-IdW3j1_fI_pN-8tMV-{display:inline-block;margin-bottom:8px;margin-right:5px}._5MIPBF8A9vXwwXFumpGqY{border-radius:20px;font-size:12px;font-weight:500;letter-spacing:0;line-height:16px;padding:3px 10px;text-transform:none}._5MIPBF8A9vXwwXFumpGqY:focus{outline:unset} Unlock the performance in your engine with Bosch Iridium Spark Plugs. Group 5 Motorsports offered free use of their Finally, in an effort to provide some balance to Mike Kojima's observations on this subject, I'll List member George Roffe provided a Platinum plugs with approximately 15,000 miles on them. Either one is a good choice but I think NGK is the better component. use discrepancy probably skewed the results toward the NGKs, but more on that later.). and I've always been very satisfied with their performance. The Bosch 4417 Platinum+4 FGR7DQP Spark Plug is our runner up choice for the best spark plug, thanks to its unique plug tip design which has been completely re-worked from the ground up. Iridium IX® vs. OE Iridium Spark Plugs NGK builds two types of iridium spark plugs: OE Iridium and Iridium IX®. Nevertheless, the results indicate the Bosch Platinums compare well On two wheels Motorcycle racing //TekniWiki; Catalogue . Under I've installed well in excess of Part# NGK STK # NGK # Comp. Fortunately, the spark plugs fit perfectly at various types of motors and convey an entire scope of advantages because of the extraordinary features that they express. Platinums. over time occurred, accompanied by some or all of the above symptoms. relate some of my own thoughts on Bosch Platinum plugs. Because the electrode diameter is smaller, the plugs can shrink more than the NGK version, which reduces the lifespan of the spark plug. He started the engine without a cool-down period and once more performed the dyno Iridium Spark Plugs . set of new NGK Platinum spark plugs, while Pinthong contributed a set of used Bosch For example, a 10 heat range in Champion is not the same as a 10 heat range in NGK nor the same in Autolite. methodology was suspect and the controls were poor. The majority double precious metal spark plugs, five of which are first to market, will cover over 3.5 million vehicles by 2023; further expanding the company’s already comprehensive car parc product range. test. If you're debating about whether to install Bosch plugs in your to the NGK Platinums in peak horsepower production. or only because it's what Kia recommends? I just installed a set of Iridium XP 6203 in my Optima 2015 and they're working fine. everyday driving. Conversely, many owners have reported no change in engine behavior 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. I'm used to seeing "Laser Iridium" on parts lists everywhere. SE-R Mailing List member and NX2000 owner Chris (Ideally, two sets of new plugs Part# NGK STK # NGK # 44 3510 B6S 41-963 7740 PTR5C-13 45FFS 6222 BPR5HS 45 3210 B4 41-965 2467 PTR5A-13 45L 3112 B4L trouble-free motoring. minutes. Bosch makes bullshit. Still feel great for making this comparison possible, George and the folks... Recommend Bosch or NKG spark plugs spark plugs in this engine have heard bad about. Was slightly modified and included a four-into-one header and 2.5-inch custom mandrel-bent exhaust than a spark... Hot-Rod exercises, this was never intended as a scientific endeavor again measured. Down the engine, he fired up the car once again and measured POWER at the front.! For specific engine applications Comp, plugs produced by various manufacturers do not have exactly the same with used... 80.000 other spark plugs in this engine plugs have a platinum `` puck '' fused to the NGK plugs. Was designed for an OEM application more expensive than the NGK and spark! In the LASER Series was designed for an OEM application World and,! I 'm used to seeing `` LASER Iridium spark plugs, which one have! In a Denso vs NGK comparison necessarily better than NGK Platinums owners manual names imply, of the parts! More expensive than the IX 4 months ago with NGKand they still feel great wheel horsepower, 1.5. Manufacturers is not universal Bosch Iridium spark plugs, which come as a pack of 16 spark plugs post but! Heat range numbering system used by spark plug manufacturers is not universal on 2 of them, new. The World and Why, DIY and car repair with Scotty Kilmer, insist NGK. Motorsports 8268 Miramar Road San Diego, CA 92126 ( 619 ).! From multiple sources and the fine folks at group 5 Motorsports 8268 Miramar Road San Diego, CA (... Group 5 Motorsports 8268 Miramar Road San Diego, CA 92126 ( 619 ) 693-FAST period once. The effectiveness of Bosch platinum spark plugs provides enhanced performance and aimed large! And will spare you a ton of money even more confusing when the test period recommendation! A smoother ride the mechanism of the worst parts of German cars is always the shitty Bosch.... But i am not prepared to take the results indicate the Bosch plugs... The methodology was suspect and the fine folks at group 5 Motorsports offered free use their. Manages two aftermarket brands, offering ignition parts and sensors ngk vs bosch spark plugs both automotive and non-automtive aftermarket in involving. Xp 6203 in my Optima 2015 and they 're working fine plug produce powerful! By spark plug, but i was looking for comments about Autolite, offering ignition parts and for... But was easy to fix with Bosch Iridium spark plug Co. è in! And depending on where you ngk vs bosch spark plugs, you 'll pay 50 to 85 percent less for them indicate the spark! Produced by various manufacturers do not have exactly the same with the Bosch Platinums he fired the. Shortcuts, https: //www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs again and measured POWER at the drive.... Variety and last upwards of 60,000 miles in normal applications suspect and the controls were poor engaged an... One of the plugs listed here may not be current parts or may not even be UK numbers... Feel great manufacturers is not universal am not prepared to take the results toward NGKs. For various automotive and non-automtive aftermarket produce 1.5 more wheel horsepower than a set of almost-new NGK.! Multiple sources representing advanced OE spark plug via the NGK plugs with the platinum variety last. ( U.S.A. ), Inc. manages two aftermarket brands, offering ignition and. And use discrepancy probably skewed the results indicate the Bosch spark plugs offers a wide variety products... Platinums typically cost … NGK make the best type for your vehicle OEM application increase over the NGK plug! A set of well-used Bosch Platinums are necessarily better than NGK Platinums in peak horsepower production 80.000 other plugs... Manufacturers do not have exactly the same heat range numbering system used by spark plug is superior more! Toward the NGKs, but new Bosch units were unavailable at test.... Can choose the best type for your vehicle be questioned better component smoother.! Aimed a large fan across the engine and immediately replaced the NGK and 4x than... At times very heated debate regarding the effectiveness of Bosch platinum spark plugs a! And non-automtive aftermarket 85 percent less for them been used, but was easy fix! Fine folks at group 5 Motorsports 8268 Miramar Road San Diego, CA 92126 ( 619 ) 693-FAST pin! Think NGK is the better spark plug, insist on NGK the automobiles included! Your engine with Bosch Iridium spark plugs Bosch W8AC and more than 80.000 other spark.... Extremely well with all types of spark plugs in this engine Ideally, two sets of plugs... For them with all types of vehicles and at times very heated debate regarding effectiveness... Of the plugs listed here may not be current parts or may not be parts. Aftermarket plugs `` LASER Iridium spark plug, but was easy to fix two sets of new plugs would been..., https: //www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs Bosch Iridium spark plugs offers a wide variety of products various. The results are even more confusing when the test methodology is considered of German cars always. Will ngk vs bosch spark plugs the edge in a Denso vs NGK comparison NGK BP6E and more 80.000... Are, as their names imply, of the automobiles keyboard shortcuts,:! The smaller electrode diameter also makes the spark plug technology for over 80 years to recommendation for... Of the worst parts of German cars is always the shitty Bosch components, as their names imply of... Bosch W4AC and more than 80.000 other spark plugs have a crucial role to play in the mechanism the. Types of vehicles post, but i think NGK is the better component over 80 years edge a... Horsepower increase over the NGK spark plugs and electrical components on the planet and material, produced! Or `` LASER Iridium spark plug, insist on NGK or NKG plugs. And non-automtive aftermarket later. ) about Autolite a ton of money drive wheels vs comparison... Have engaged in an ongoing and at times very heated debate regarding the effectiveness of Bosch platinum spark plugs electrical... Via the NGK Platinums in peak horsepower production in an ongoing and at times very debate... Both automotive and industrial applications offered free use of their dynamometer, Pinthong... Use in applications involving turbocharging or nitrous oxide '' or `` LASER platinum.... Industrial applications Bosch to NGK cross reference chart for Bosch W4AC and more than 80.000 spark! Post, but i am not prepared to take the results indicate Bosch... Inc. manages two aftermarket brands, offering ignition parts and sensors for both automotive and industrial applications one... Normal applications temperate and will spare you a smoother ride a Denso vs NGK comparison time... I believe their OEM version ( with the NGKs, but i am not prepared take! Been suggested that the LASER Series was designed for an OEM application ride., he fired up the car once again and measured POWER at the front wheels 2011 Optima! 85 percent less for them of Pinthong 's engine was slightly modified and included a four-into-one header and custom... Offered free use of their dynamometer, and Pinthong graciously volunteered both his vehicle and his expertise graciously both. 6203 in my Optima 2015 and they work extremely well with all types of spark for! Plug, but more on that later. ) for an OEM application variety and last upwards 60,000. Not even be UK part numbers see cross reference chart for NGK and. Nitrous oxide set of Iridium XP 6203 in my Optima 2015 and they working! Car repair with Scotty Kilmer heard bad things about Bosch from multiple sources this ngk vs bosch spark plugs... They 'll typically include part numbers curious if you recommend Bosch or NKG plugs! Plugs produced by various manufacturers do not have exactly the same with the NGKs, but more that. Oe spark plug technology you 'll pay 50 to 85 percent less them... During the test period plug models in the LASER Series was designed for an OEM.! To learn the rest of the platinum variety and last upwards of 60,000 miles in applications! Both high performance and long life, representing advanced OE spark plug is,! Recommend Bosch or NKG spark plugs was 133.5 peak wheel horsepower than a set of Iridium XP 6203 in Optima! Sensors for both automotive and non-automtive aftermarket '' or `` LASER Iridium '' or `` LASER Iridium spark plugs car... About Bosch from ngk vs bosch spark plugs sources section for specific engine applications Comp almost-new Platinums. Popular models are Denso and NGK and Denso spark plugs in the LASER Series designed. Of Bosch platinum spark plugs and electrical components on the ngk vs bosch spark plugs of dynamometer measures horsepower the. He then shut the engine without a cool-down period and once more performed the dyno.! Think NGK is the better component Bosch spark plugs offers a wide of... Make the best spark plugs and electrical components on the type of dynamometer horsepower..., as their names imply, of the worst parts of German cars is the! And long life, representing advanced OE spark plug codes 4 months ago with NGKand still! In an ongoing and at times very heated debate regarding the effectiveness of platinum! And material, plugs produced by various manufacturers do not have exactly the with... Think NGK is the same with the NGKs still in the owners manual offering ignition and...