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.
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability.
ATV – 2005-03 GAS GAS, 2006-85 POL, M/C – 2006-94 KAW, 2008-98 KTM, PWC – 2002-01 AQUAJET, 2004-93 BRP, 2009-82 KAW, 2005-98 YAM, SNOW – 1992-77 ARCTIC CAT, 1983-73 MOTO-SKI, 2008-85 POLARIS, 2004 REDLINE, 1995-73 SKI-DOO, 1990-89 YAM
- RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
- Trivalent metal plating for superior anti-corrosion and anti-seizing properties
- Outstanding acceleration, high fuel efficiency and durability
- Fine iridium tip ensures durable and consistent spark
Fitment:
Arctic Cat Lynx Base 1991
Gas Gas Wild Hp 300 Base 2003 to 2005
Kawasaki JH750 750SS Base 1992 to 1997
Kawasaki JH750 750ZXi Base 1995 to 1997
Kawasaki JH750 Super Sport XI Base 1993 to 1997
Kawasaki JH750 Xi Sport Base 1998 to 1999
Kawasaki JH750 XiR Base 1994
Kawasaki JS750 750SX Base 1992 to 1995
Kawasaki JS750 750SXi Base 1995 to 1996
Kawasaki JS750 SXI Pro Base 1998 to 2002
Kawasaki JS800 800 SX-R Base 2003 to 2011
Kawasaki JT750 ST Base 1994 to 1995
Kawasaki JT750 STS Base 1995 to 1997
Kawasaki KDX200 Base 1997 to 2006
Kawasaki KX500 Base 1998 to 2004
KTM 200 Exc Base 1998 to 2005
KTM 200 Mxc Base 1998 to 2003
KTM 200 Xc Base 2006 to 2009
KTM 200 Xc-W Base 2006 to 2016
Moto-Ski Chimo 440 Base 1974 to 1975
Moto-Ski Futura L/C Base 1980 to 1982
Moto-Ski Mirage I Base 1980 to 1982
Moto-Ski Mirage II Base 1980 to 1983
Moto-Ski Mirage IIE Base 1980 to 1983
Polaris 340 Base 1999
Polaris 340 Base 2008
Polaris 340 Classic Base 2003 to 2006
Polaris 340 Deluxe Base 1999 to 2002
Polaris 340 Edge Base 2003
Polaris 340 INDY Base 2004
Polaris 340 LX Base 2007
Polaris 340 Touring Base 1999 to 2007
Polaris 340 Transport Base 2008
Polaris 440 Base 1998
Polaris 500 Base 1997 to 2006
Polaris 500 Carb Base 1995 to 1996
Polaris 500 Carb RMK Base 1996
Polaris 500 Carb SKS Base 1996
Polaris 500 Classic Base 1999 to 2002
Polaris 500 Classic Base 2004 to 2006
Polaris 500 Classic Touring Base 2001 to 2002
Polaris 500 EFI Base 1995 to 1997
Polaris 500 EFI RMK Base 1996
Polaris 500 EFI SKS Base 1995 to 1996
Polaris 500 RMK Base 1997 to 2001
Polaris 500 SKS Base 1995
Polaris 500 SKS Base 1997
Polaris 500 XC Base 2000
Polaris Big Boss 250 4X6 Base 1989 to 1992
Polaris Big Boss 250 6X6 Base 1991 to 1993
Polaris Big Boss 400L 6X6 Base 1995 to 1997
Polaris Classic Base 1995 to 1998
Polaris Classic Touring Base 1996 to 2000
Polaris LITE Base 1995 to 1998
Polaris LITE Deluxe Base 1995 to 1998
Polaris LITE GT Base 1995 to 1997
Polaris LITE Touring Base 1998
Polaris Scrambler 250 Base 1985 to 1986
Polaris Scrambler 400 2X4 Base 2000 to 2002
Polaris Scrambler 400 4X4 Base 1995 to 2002
Polaris Sport Base 1995 to 1999
Polaris Sport 400L Base 1995 to 1999
Polaris Sport Touring Base 1995 to 1999
Polaris Sportsman 400 4X4 Base 1994 to 1996
Polaris Sportsman 400L Base 1997
Polaris StarLite Base 1995
Polaris Storm Base 1995
Polaris Storm SKS Base 1995
Polaris Super Sport Base 1995 to 1999
Polaris Trail Base 1995 to 1999
Polaris Trail Blazer 250 Base 1990 to 2006
Polaris Trail Blazer 400 Base 2003
Polaris Trail Boss 250 Base 1991 to 1999
Polaris Trail Boss 250 2X4 Base 1988 to 1993
Polaris Trail Boss 250 4X4 Base 1987 to 1993
Polaris Trail Boss 250R/Es Base 1985 to 1988
Polaris Trail Boss 350L 2X4 Base 1990 to 1993
Polaris Trail Boss 350L 4X4 Base 1990 to 1993
Polaris Trail Deluxe Base 1995
Polaris Trail RMK Base 1997 to 1999
Polaris Trail Touring Base 1996 to 1999
Polaris Tran Sport Base 1996 to 1999
Polaris Wide Track LX Base 2011
Polaris Wide Trak GT Base 1995 to 1997
Polaris Wide Trak LX Base 1995 to 2010
Polaris XCF Base 1997 to 1998
Polaris XLT Base 1995 to 1997
Polaris XLT Classic Base 1999
Polaris XLT LTD Base 1997
Polaris XLT LTD SP Base 1997
Polaris XLT RMK Base 1995 to 1997
Polaris XLT SKS Base 1995 to 1997
Polaris XLT SP Base 1995 to 1997
Polaris XLT SP LT Base 1995
Polaris XLT Touring Base 1995 to 1999
Polaris Xplorer 250 4X4 Base 2000 to 2002
Polaris Xplorer 300 4X4 Base 1996 to 2001
Polaris Xplorer 400 4X4 Base 1995 to 2001
Polaris Xplorer 400L Base 2002
Polaris Xpress 300 Base 1996 to 1999
Polaris Xpress 400L Base 1996 to 1997
Sea-Doo GS Base 1997 to 2001
Sea-Doo GSI Base 1997 to 1998
Sea-Doo GSX Base 1996 to 1997
Sea-Doo GSX Limited Base 1998 to 1999
Sea-Doo GTI Base 1996 to 2003
Sea-Doo GTI LE RFI Base 2004
Sea-Doo GTI RFI Base 2004
Sea-Doo GTS Base 1997 to 2001
Sea-Doo GTX Base 1996 to 1997
Sea-Doo GTX Base 2000
Sea-Doo GTX RFI Base 1999 to 2002
Sea-Doo HX Base 1995 to 1997
Sea-Doo RX Base 2000 to 2002
Sea-Doo SPX Base 1997 to 1999
Sea-Doo XP Base 1995 to 1997
Sea-Doo XP Base 2000
Ski-Doo Alpine II Base 1988 to 1991
Ski-Doo Alpine II Base 1995
Ski-Doo Blizzard 5500 MX Base 1981 to 1983
Ski-Doo Blizzard 9700 Base 1983 to 1984
Ski-Doo Citation 3500 Base 1980 to 1984
Ski-Doo Citation 4500 Base 1980 to 1983
Ski-Doo Citation SS Base 1980 to 1983
Ski-Doo Elite Base 1978 to 1980
Ski-Doo Everest 500 Base 1980 to 1981
Ski-Doo Everest 500E Base 1980 to 1981
Ski-Doo GTX 600 Sport Base 2006
Ski-Doo Nordik Base 1982 to 1983
Ski-Doo Nordik 60 Base 1988 to 1991
Ski-Doo Skandic 277 Base 1983
Ski-Doo Skandic 377 Base 1982 to 1986
Ski-Doo Skandic 377R Base 1986 to 1987
Ski-Doo Skandic R Base 1987
Ski-Doo TNT 440 Base 1974 to 1975
Suzuki RM250 Base 2001 to 2002
Wet Jet Duo 200 Base 1994
Yamaha CF300 Inviter Base 1986 to 1990
Yamaha GP800 WaveRunner GP800 Base 1998 to 2000
Yamaha GP800A WaveRunner GP800R Base 2001 to 2005
Yamaha XA1200 WaveRunner XL12 LTD Base 1999
Yamaha XA800 WaveRunner XL800 Base 2000 to 2001
Yamaha XA800A WaveRunner XLT800 Base 2002 to 2004
Yamaha YZ250 Base 1996 to 2002







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