NGK Iridium IX Spark Plug 6664 Shipping Flat-rate shipping Condition New Fits your ride 139 vehicles Product Description Iridium IX Spark Plug features an iridium electrode 25% smaller than a platinum electrode and just 1/4 the size of a conventional nickel electrode. Its ultra-small diameter center electrode reduces voltage requirement and extends ignition system life. Metal shell plating has enhanced anti-corrosion qualities. This part fits 139 vehicles. See Vehicle Compatibility below to check your vehicle. Iridium electrode is 25% smaller than a platinum electrode Iridium electrode is just 1/4 the size of a conventional nickel electrode Ultra-small diameter center electrode reduces voltage requirement Ultra-small diameter center electrode extends ignition system life Metal shell plating has enhanced anti-corrosion qualities Specifications BrandNGK Part number6664 ConditionNew Country of OriginJapan Vehicle Compatibility (139 vehicles) YearMakeModelSubmodelNotes 2017–2019HUSQVARNATX 300 2019HUSQVARNATX 300Model code: F2401S5 2015–2018HUSQVARNATE 250 2012 2018HUSQVARNATE 250 2012Model code: F2375R8 2015–2018HUSQVARNATE 300 2012 2018HUSQVARNATE 300 2012Model code: F2475R8 2018HUSQVARNATX 300Model code: F2401R5 2017HUSQVARNATE 250 2012Model code: F2375Q8 2017HUSQVARNATE 300 2012Model code: F2475Q8 2017HUSQVARNATX 300Model code: F2401Q5 2012–2017KTM250EXC250 EXC 2011–2017KTM300EXC300 EXC 2017KTM300 EXC SIX DAYSModel code: F7403Q2 2015–2017KTMFreeride 250 R US 2014 2017KTMFreeride 250 R US 2014Model code: F7375Q4 2016HUSQVARNATE 250 2012Model code: F2375P8 2016HUSQVARNATE 300 2012Model code: F2475P8 2016KTM300EXC Six Days300 EXC Six Days 2016KTMFreeride 250 R US 2014Model code: F7375P4 2015HUSQVARNATE 250 HQVModel code: F2375O8 2015HUSQVARNATE 300 HQVModel code: F2475O8 2015KTM300 EXC SIX DAYSModel code: F7403O2 2015KTMFreeride 250 R US 2014Model code: F7375O4 2010–2014BETAEVO 125 2014HUSQVARNATE 250 2012Model code: F2375N9 2014HUSQVARNATE 300 2012Model code: F2475N9 2012–2014KTM300XC-W Six Days300 EXC Six Days 2014KTMFreeride 250 R US 2014Model code: F7375N4 2013HUSQVARNATE 250 2012Model code: F2375M9 2013HUSQVARNATE 300 2012Model code: F2475M9 2012HUSQVARNATE 250 2012 2012HUSQVARNATE 250 2012Model code: 2375L9 2012HUSQVARNATE 300 2012Model code: 2475L9 2011KTM250 EXC USAModel code: 7303K6 2011KTM250 EXC USAModel code: 7360K6 2011KTM300 EXC SIX DAYSModel code: 7403K2 2010KTM250EXC250 EXC 2010KTM300EXC300 EXC; 300 EXC Six Days 1992–1997Sea-DooGTS--GTS 580 1989–1996KawasakiJet Ski TSJF650JF 650 B Tandem Sport 1988–1996Sea-DooSP--SP 580 1993–1996Sea-DooSPI--SPI 1991–1995KawasakiJet Ski SCJL650JL650 SC 1989–1995KawasakiJet Ski X2JF650JF 650 B Tandem Sport; JF650 X2 1993KawasakiJet Ski 650 SXJS650JS650 650SX 1992–1993Sea-DooGTX--GTX 1993Sea-DooXP--XP 580 1989–1992KAWASAKIJB 650 JET MATE 1991–1992KAWASAKIJS 650 650 SX 1992KAWASAKIJS440Model code: JS440-A16 1991KAWASAKIJS440Model code: JS440-A15 1990–1991Sea-DooGT--GT 1990KAWASAKIJS440Model code: JS440-A14 1990KawasakiJet Ski 650 SXJS650JS650 650SX 1989KAWASAKIJS 650 650 SX 1989KAWASAKIJS440Model code: JS440-A13 1986–1988KAWASAKIJF 650 X 2 1988KAWASAKIJS440Model code: JS440-A12 1987–1988KawasakiJet Ski 650 SXJS650JS650 650SX 1987KAWASAKIJS440Model code: JS440-A11 1986KAWASAKIJS440Model code: JS440-A10 1985KAWASAKIJS440Model code: JS440-A9 1984KAWASAKIJS440Model code: JS440-A8 1983KAWASAKIJS440Model code: JS440-A7 1982KAWASAKIJS440Model code: JS440-A6 1981KAWASAKIJS440Model code: JS440-A5 1980KAWASAKIJS440Model code: JS440-A4 1979KAWASAKIJS440Model code: JS440-A3 1978KAWASAKIJS440Model code: JS440-A2 1977KAWASAKIJS440Model code: JS440-A1 MX Locker's fit check may not confirm every vehicle in this list: MX Locker's compatibility list on this listing does not include all of them yet. Our parts catalog shows that this part fits them. Please verify fitment with your specific vehicle before purchasing. SLM Racing Questions? Send us a message on MX Locker. © SLM Racing. All Rights Reserved.