NGK

NGK Iridium IX Spark Plug Box of 4 (YR5IX)

SKU 7516

MPN ngk7516

$90.60 · Available to order

NGK Iridium IX Spark Plug Box of 4 (YR5IX)

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
1986GMCG2500Rally STX
1970ChevroletCorvetteBase
1973–1974ChevroletNovaCustom
1975–1978GMCG35Magnavan
1975GMCSprintHigh Sierra
1979–1989GMCP3500Value Van
1979–1985GMCK1500High Sierra
1981ChevroletK5 BlazerCustom
1979–1986GMCC3500Sierra Classic
1979–1983GMCC1500High Sierra
1983GMCG2500Rally Custom
1985–1986ChevroletK10 SuburbanCustom
1977–1986ChevroletK30Silverado
1975–1978GMCK15 SuburbanBase
1981ChevroletC20 SuburbanDeluxe
1981–1986ChevroletC20 SuburbanCustom
1975–1981GMCJimmySierra Classic
1970–1974ChevroletEl CaminoBase
1970–1972ChevroletChevelleSS
1985–1986ChevroletC10 SuburbanCustom
1987–1988ChevroletV30Custom Deluxe
1972–1974ChevroletImpalaBase
1975–1978GMCC15 SuburbanBase
1989ChevroletR3500Silverado
1979–1982GMCC1500Street Coupe
1975–1980ChevroletG10Chevy Van
1975–1978GMCK25Sierra Grande
1975–1978GMCK25 SuburbanSierra Grande
1975–1989ChevroletP20Base
1981–1986ChevroletC20Custom
1987–1988GMCR2500Base
1978GMCC15Street Coupe
1987–1988ChevroletR20Silverado
1983GMCG2500Vandura
1975–1978GMCK25 SuburbanBase
1975–1978GMCK15 SuburbanHigh Sierra
1970–1974ChevroletC10 PickupBase
1972–1974GMCSprintCustom
1972–1974ChevroletCamaroZ28
1987–1989GMCR3500High Sierra
1975–1981GMCJimmySierra Grande
1977–1978GMCK35High Sierra
1972–1974GMCG15/G1500 VanVandura
1975–1978GMCC25 SuburbanSierra Grande
1975–1981ChevroletK20Cheyenne
1972–1974ChevroletG30 VanSportvan
1981ChevroletK30Deluxe
1979–1988GMCG3500Magnavan
1971–1972GMCG25/G2500 VanBase
1970–1974ChevroletP30 VanBase
1988ChevroletR20Cheyenne
1981–1986ChevroletK20 SuburbanCustom
1973–1974ChevroletMalibuEstate
1987GMCV2500High Sierra
1975–1978GMCC15 SuburbanSierra Classic
1979–1984GMCK1500 SuburbanSierra Classic
1970ChevroletBiscayneBase
1972–1974ChevroletG10 VanBase
1987–1988GMCR2500Sierra Classic
1979–1983GMCC1500 SuburbanHigh Sierra
1979–1983GMCG2500Rally STX
1989ChevroletR3500Scottsdale
1970–1974GMCP35/P3500 VanBase
1975–1978GMCK25 SuburbanHigh Sierra
1975–1978GMCG25Rally STX
1985–1986GMCC1500 SuburbanHigh Sierra
1970ChevroletImpalaBase
1979–1984GMCK1500 SuburbanBase
1979–1986GMCK2500Base
1984–1986ChevroletG20Chevy Van
1979–1986GMCK2500Sierra Classic
1979–1985GMCK1500Sierra Classic
1975–1980ChevroletK20 SuburbanCustom Deluxe
1970–1974GMCP25/P2500 VanBase
1970–1974ChevroletK10 SuburbanBase
1975–1978GMCK25 SuburbanSierra Classic
1975–1977ChevroletC20 SuburbanSilverado
1979–1980ChevroletK10 SuburbanSilverado
1975–1980ChevroletK10Custom Deluxe
1975–1978GMCC15High Sierra
1970–1974ChevroletK20 PickupBase
1981–1986ChevroletC30Custom
1987–1988ChevroletV30Silverado
1970ChevroletCamaroSS
1987–1988ChevroletR30Custom Deluxe
1975–1981GMCJimmyHigh Sierra
1982–1983ChevroletC10Scottsdale
1975–1980ChevroletG10Beauville
1975–1977GMCSprintClassic
1975–1978GMCC25 SuburbanHigh Sierra
1979–1982GMCC2500Sierra Grande
1975–1978GMCC15 SuburbanHigh Sierra
1982ChevroletC20 SuburbanScottsdale
1972–1974ChevroletBel AirBase
1975–1978GMCG35Vandura
1988ChevroletV30Cheyenne
1985–1986ChevroletK20 SuburbanSilverado
1972–1974GMCG25/G2500 VanVandura
1973–1974ChevroletMonte CarloLandau
1978–1981ChevroletG20Nomad
1975–1985ChevroletP30Step-Van
1973–1974ChevroletCapriceEstate
1973–1974ChevroletCamaroLT
1985–1986GMCC1500High Sierra
1979–1986GMCC3500High Sierra
1979–1980GMCP1500Base
1975–1978GMCP25Value Van
1972–1974ChevroletNovaBase
1975–1986ChevroletG30Sportvan
1970–1974GMCC25/C2500 PickupBase
1975–1978GMCK15High Sierra
1975–1980ChevroletC10Cheyenne
1979–1982GMCK2500Sierra Grande
1975–1978GMCG25Vandura
1970–1974ChevroletEl CaminoSS
1977–1980ChevroletK5 BlazerCustom Deluxe
1975–1986ChevroletK20Scottsdale
1975–1978GMCG25Rally
1981–1983ChevroletK10 SuburbanCustom
1977–1978GMCK35Sierra Grande
1972–1977GMCSprintBase
1971GMCG15/G1500 VanBase
1987–1989GMCV3500Sierra Classic
1983–1984ChevroletG30Bonaventure
1987GMCV2500Sierra Classic
1987–1989GMCR3500Base
1975–1978GMCC25 SuburbanBase
1979–1986GMCC2500High Sierra
1979–1986GMCK3500High Sierra
1970–1974ChevroletC10 SuburbanBase
1979–1986GMCG3500Vandura Special
1979–1982GMCK1500Sierra Grande
1972ChevroletCamaroSS
1981ChevroletK10Deluxe
1984ChevroletG20Bonaventure
1981–1988GMCG3500Rally Custom
1970–1974GMCK25/K2500 SuburbanBase
1979–1986GMCK3500Base
1985–1986ChevroletK10 SuburbanSilverado
1979–1982GMCC3500Sierra Grande
1979–1986GMCK2500 SuburbanSierra Classic
1975–1978GMCC35Base
1981ChevroletK10 SuburbanDeluxe
1981ChevroletK20 SuburbanDeluxe
1970–1974GMCC35/C3500 PickupBase
1975–1985ChevroletP20Step-Van
1981–1986ChevroletK20Custom
1979–1982GMCC1500 SuburbanSierra Grande
1979–1986GMCK2500High Sierra
1979–1980GMCC1500Heavy Half
1979–1982GMCK1500 SuburbanSierra Grande
1975–1983ChevroletG10Sportvan
1982–1986ChevroletC20 SuburbanSilverado
1975–1978GMCP35Base
1976–1977ChevroletEl CaminoClassic
1979–1980GMCP1500Value Van
1972–1974GMCG15/G1500 VanRally
1975–1978GMCK15Sierra Classic
1982–1983ChevroletK10 SuburbanSilverado
1979–1986GMCG3500Rally
1977–1978GMCC15Heavy Half
1972ChevroletBiscayneBase
1976ChevroletK5 BlazerBase
1989ChevroletR3500Cheyenne
1979–1980ChevroletK20 SuburbanSilverado
1987ChevroletV20Scottsdale
1978–1980ChevroletC10Big Ten
1981ChevroletK20Deluxe
1975–1977ChevroletK20 SuburbanSilverado
1974GMCP35/P3500 VanMotorhome
1975–1978GMCC35Sierra Classic
1979–1987GMCP2500Base
1989ChevroletV3500Scottsdale
1970–1974ChevroletC20 SuburbanBase
1979–1982GMCK2500 SuburbanSierra Grande
1972ChevroletCapriceBase
1973–1974ChevroletCapriceClassic
1975–1986ChevroletG20Sportvan
1975–1978GMCP25Base
1978ChevroletK5 BlazerSilverado
1971–1974ChevroletG30 VanBase
1982ChevroletK20 SuburbanScottsdale
1987ChevroletV20Custom Deluxe
1975ChevroletK5 BlazerCustom Deluxe
1970–1972ChevroletChevelleGreenbrier
1987–1988ChevroletR30Silverado
1979–1986GMCC2500Base
1975–1980ChevroletC10 SuburbanCustom Deluxe
1970–1972ChevroletChevelleMalibu
1975–1980ChevroletC10Silverado
1975–1976GMCSprintSP
1975–1986ChevroletC30Scottsdale
1975–1978GMCC15Sierra Grande
1972–1973ChevroletCamaroRS
1979–1983GMCC1500 SuburbanBase
1979–1982GMCG1500Rally STX
1979–1986GMCC2500 SuburbanSierra Classic
1970GMCG15/G1500 VanVandura
1972–1974ChevroletCorvetteBase
1975–1978GMCG15Vandura
1975–1978GMCG35Rally STX
1970–1974GMCK15/K1500 SuburbanBase
1979–1986GMCC3500Base
1975–1978GMCK15 SuburbanSierra Classic
1970–1972ChevroletChevelleBase
1979–1982GMCK3500Sierra Grande
1977–1986ChevroletK30Scottsdale
1971–1974GMCG35/G3500 VanRally
1985–1986GMCC1500 SuburbanBase
1970–1974ChevroletC20 PickupBase
1979–1980ChevroletC20 SuburbanSilverado
1979–1986GMCC2500 SuburbanBase
1975–1980ChevroletC20Custom Deluxe
1987–1989ChevroletP30Step-Van
1987–1988ChevroletV30Scottsdale
1970GMCG25/G2500 VanVandura
1979–1981GMCG1500Vandura
1989GMCP2500Value Van
1975–1978GMCC25High Sierra
1982–1983ChevroletK20 SuburbanSilverado
1979–1983GMCG2500Rally
1976–1979ChevroletEl CaminoSS
1975–1978GMCC25Sierra Classic
1982–1983ChevroletC10Silverado
1979–1986GMCK2500 SuburbanBase
1979–1982GMCC1500Sierra Grande
1978–1979GMCCaballeroLaredo
1985GMCG2500Vandura
1987ChevroletV20Silverado
1982–1983ChevroletC10Custom
1981ChevroletK5 BlazerDeluxe
1970–1981GMCJimmyBase
1975–1978GMCG35Rally
1987–1989ChevroletP20Step-Van
1975–1986ChevroletK10Silverado
1973–1974ChevroletMalibuBase
1976–1979ChevroletEl CaminoBase
1979–1986GMCK3500Sierra Classic
1978–1979GMCCaballeroDiablo
1970ChevroletBel AirBase
1975–1978GMCP35Value Van
1975–1978GMCK25Sierra Classic
1972ChevroletKingswoodEstate
1973ChevroletLagunaEstate
1970ChevroletNovaBase
1975–1981ChevroletC20Cheyenne
1973–1975ChevroletLagunaBase
1979–1983GMCC1500Base
1975–1989ChevroletP30Base
1979–1983GMCC1500 SuburbanSierra Classic
1978–1979GMCCaballeroBase
1972PontiacVenturaBase
1970–1974ChevroletMonte CarloBase
1979–1989GMCP3500Base
1975–1983ChevroletK20Silverado
1977GMCC15Indy Hauler
1975–1980ChevroletC10 SuburbanScottsdale
1973ChevroletChevelleDeluxe
1984–1986ChevroletG20Beauville
1970ChevroletCapriceBase
1972–1974ChevroletG10 VanSportvan
1972–1974ChevroletCamaroBase
1985–1986ChevroletK10 SuburbanScottsdale
1975–1978GMCC25Base
1975–1982ChevroletG20Chevy Van
1975–1977ChevroletK10 SuburbanSilverado
1975–1978GMCC25Sierra Grande
1971–1974GMCG35/G3500 VanVandura
1971GMCG35/G3500 VanBase
1979–1985GMCK1500Base
1979–1986GMCG3500Vandura
1970GMCP15/P1500 VanBase
1987GMCV2500Base
1977–1980ChevroletK30Custom Deluxe
1979–1986GMCC2500Sierra Classic
1970–1974ChevroletBlazerBase
1979–1987GMCP2500Value Van
1972ChevroletKingswoodBase
1975–1978GMCK15 SuburbanSierra Grande
1985–1986GMCC1500Sierra Classic
1975–1980ChevroletK20 SuburbanScottsdale
1974ChevroletLagunaType S-3
1987–1989GMCR3500Sierra Classic
1969–1974ChevroletEl CaminoCustom
1977–1978GMCK35Sierra Classic
1975–1986ChevroletC30Silverado
1970–1974GMCC15/C1500 PickupBase
1970–1972ChevroletChevelleNomad
1975–1978GMCG35Rally Camper Special
1975–1988ChevroletG30Chevy Van
1979–1986GMCG3500Rally STX
1989ChevroletV3500Silverado
1970ChevroletP10 VanBase
1984–1986ChevroletK20 SuburbanScottsdale
1970–1974ChevroletK30 PickupBase
1973ChevroletMonte CarloS
1975–1978GMCC25 SuburbanSierra Classic
1970–1974ChevroletK20 SuburbanBase
1985–1986GMCC1500 SuburbanSierra Classic
1985–1986ChevroletC10Scottsdale
1981–1986ChevroletK30Custom
1987–1988ChevroletR20Custom Deluxe
1985–1986ChevroletC10 SuburbanScottsdale
1975ChevroletLagunaS3
1988ChevroletR30Cheyenne
1981–1986ChevroletK10Custom
1970–1974ChevroletC30 PickupBase
1981ChevroletC30Deluxe
1975–1978GMCK25Base
1975–1980ChevroletC20 SuburbanScottsdale
1970ChevroletCamaroRS
1975–1978GMCP15Value Van
1970–1974GMCC25/C2500 SuburbanBase
1975–1980ChevroletC30Custom Deluxe
1972–1974GMCG25/G2500 VanRally
1985–1986GMCC1500Base
1979ChevroletEl CaminoRoyal Knight
1970–1974GMCK35/K3500 PickupBase
1975–1988ChevroletG30Beauville
1975–1978GMCG15Rally
1979–1986GMCG3500Rally Camper Special
1975–1980ChevroletP10Base
1975–1986ChevroletC20Silverado
1979–1983GMCC1500Sierra Classic
1975–1978GMCC15Sierra Classic
1981ChevroletC10 SuburbanDeluxe
1975–1981ChevroletC30Cheyenne
1979–1983GMCG1500Rally
1985–1986ChevroletC10Silverado
1989ChevroletV3500Cheyenne
1977–1981ChevroletK30Cheyenne
1970ChevroletCamaroBase
1977GMCK15Indy Hauler
1975–1982ChevroletG20Beauville
1985–1986ChevroletC10 SuburbanSilverado
1977–1978GMCK35Base
1981ChevroletC10 SuburbanCustom
1970–1974ChevroletK10 PickupBase
1974GMCG35/G3500 VanBase
1985–1986ChevroletK20Silverado
1977–1978ChevroletEl CaminoConquista
1974ChevroletMalibuClassic
1970ChevroletG10 VanBase
1970–1974GMCK25/K2500 PickupBase
1987–1988ChevroletR30Scottsdale
1986GMCG2500Rally
1972–1974GMCP15/P1500 VanBase
1975–1980ChevroletC10 SuburbanSilverado
1979–1981GMCG2500Vandura
1985–1986ChevroletC10Custom
1987–1988GMCR2500High Sierra
1970ChevroletG10 VanSportvan
1975–1980ChevroletK20Custom Deluxe
1975–1980ChevroletC20 SuburbanCustom Deluxe
1987–1988ChevroletR20Scottsdale
1975–1986ChevroletK10Scottsdale
1973–1974BuickApolloBase
1975–1980ChevroletK10 SuburbanScottsdale
1979–1986GMCC2500 SuburbanHigh Sierra
1989GMCP2500Base
1972ChevroletTownsmanBase
1975–1980ChevroletC10Custom Deluxe
1975–1980ChevroletC10Scottsdale
1975–1980ChevroletP10Step-Van
1979–1984GMCK1500 SuburbanHigh Sierra
1975–1978GMCP15Base
1970–1972ChevroletChevelleConcours
1976GMCSprintSierra Madre Del Sur
1975–1980ChevroletK5 BlazerCheyenne
1970–1972ChevroletChevelleConcours Estate
1970–1974ChevroletP20 VanBase
1975–1978GMCC35High Sierra
1979–1986GMCK2500 SuburbanHigh Sierra
1975–1978GMCC15Base
1975–1978GMCC35Sierra Grande
1984–1986ChevroletC20 SuburbanScottsdale
1975–1978GMCC15 SuburbanSierra Grande
1975–1978GMCG35Vandura Special
1970–1974GMCC15/C1500 SuburbanBase
1987–1989GMCV3500High Sierra
1975–1988ChevroletG30Hi-Cube
1970ChevroletTownsmanBase
1975–1981ChevroletK10Cheyenne
1975–1978GMCK15Sierra Grande
1975–1978GMCK25High Sierra
1980–1981ChevroletK5 BlazerSilverado
1975–1980ChevroletK10 SuburbanCustom Deluxe
1978–1981GMCJimmyStreet Coupe
1975–1978GMCG15Rally STX
1975–1986ChevroletC20Scottsdale
1970–1974GMCK15/K1500 PickupBase
1981ChevroletC20Deluxe
1972–1974ChevroletP10 VanBase
1982ChevroletK10 SuburbanScottsdale
1970–1974ChevroletG20 VanBase
1970–1974ChevroletG20 VanSportvan
1972ChevroletBrookwoodBase
1975–1978GMCK15Base
1987–1989GMCV3500Base
1979–1982GMCC2500 SuburbanSierra Grande
Specifications
CategoryIgnition
Sub-CategorySpark Plugs
UPC87295175163
CARB ApprovedYes
Special OrderYes
Weight4 lb
Dimensions (L×W×H)12 × 8 × 6 in