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AUTOLITE IRIDIUM XP


Iridium Spark Plug

XP103

Product Description

When you're passionate about performance, you need a technologically advanced plug. Autolite Iridium XP utilizes an iridium-enhanced 0.6 mm finewire and proprietary platinum sidewire for improved durability* and a more focused ignition for better overall ignitability** providing optimum performance. Now with a lifetime limited warranty.

*Compared to 0.8mm finewire, multi-electrode design and standard plugs
**Compared to average of other premium brands .

Product Specs

Thread Size 14mm X 1.25
Reach .708"
Hex Size 5/8" (16mm)
Seat Type Tapered
Tip Configuration Mid Projection
Resistor Resistor
Special Feature(s) Finewire
Gap .050"/1.3mm
Heat Range Chart Row 32
Metal Type Iridium
Terminal Type Solid
Package Qty 1

Where to Buy

  • Applications where used
    Make
    Model
    Year
    Notes
    Gap
    AUDI A8 1997-1999 V8 3.7L .032"/0.8mm
    AUDI A8 QUATTRO 1997-1999 V8 4.2L .032"/0.8mm
    AUDI V8 QUATTRO 1990-1991 V8 3.6L .032"/0.8mm
    AUDI V8 QUATTRO 1992-1994 V8 4.2L .032"/0.8mm
    BEAR CAT W/FORD 1.1 & 1.3 LITER ENGINES .035 Gap
    BRIGGS & STRATTON W/GM 3.0L ENGINES LPG & NATURAL GAS .035 Gap
    CADILLAC STS 2006-2009 V8 4.4L .050"/1.3mm
    Supercharged
    CADILLAC XLR 2006-2009 V8 4.4L .050"/1.3mm
    Supercharged
    CHRIS-CRAFT W/5.8 LITER EFI OMC COBRA .035 Gap
    CHRIS-CRAFT W/5.8 LITER EFI OMC KING COBRA .035 Gap
    CHRIS-CRAFT W/5.8 LITER OMC COBRA .035 Gap
    CHRIS-CRAFT W/6.2 LITER MX MPI .045 Gap
    CUMMINS ONAN RS30000 W/GM 3.0L ENGINES LPG/NATURAL GAS .035 Gap
    DELOREAN DMC 12 1981-1983 V6 2.9L .028"/0.7mm
    DODGE MONACO 1990-1992 V6 3.0L .035"/0.9mm
    DYNA MOW W/FORD 1.1 & 1.3 LITER ENGINES .035 Gap
    EAGLE MEDALLION 1988-1989 L4 2.2L .035"/0.9mm
    .040"/1.0mm
    EAGLE PREMIER 1988-1992 V6 3.0L .035"/0.9mm
    EXCEL 400 .030 Gap
    EXCEL W/FORD 1.3L ENGINES .035 Gap
    FLAGSHIP 140FME HIGH PERFORMANCE .032 Gap
    181 cid
    FLAGSHIP 145FEFI HIGH PERFORMANCE .032 Gap
    181 cid
    FLAGSHIP 225FEFI HIGH PERFORMANCE .032 Gap
    262 cid
    FLAGSHIP 225FME VORTEC HIGH PERFORMANCE .032 Gap
    262 cid
    FLAGSHIP 250FEFI GEN 1+ E VORTEC HIGH PERFORMANCE .032 Gap
    262 cid
    FLAGSHIP 250FEFI VORTEC HIGH PERFORMANCE .040 Gap
    305 cid
    FLAGSHIP 250FME VORTEC HIGH PERFORMANCE .040 Gap
    305 cid
    FLAGSHIP 300FME VORTEC HIGH PERFORMANCE .040 Gap
    350 cid
    FLAGSHIP 320FEFI GEN 1+ HIGH PERFORMANCE .035 Gap
    350 cid
    FLAGSHIP 350FEFI HIGH PERFORMANCE .040 Gap
    350 cid
    FLAGSHIP 350FME VORTEC HIGH PERFORMANCE .032 Gap
    364 cid
    FLAGSHIP 355FEFI GEN 1+ K VORTEC HIGH PERFORMANCE .032 Gap
    350 cid
    FLAGSHIP 475FMESC VORTEC HIGH PERFORMANCE .032 Gap
    364 cid
    FORD 79 CID 1.3L .035 Gap
    FORD CROWN VICTORIA 1996-2005,2010-2011 V8 4.6L .044"/1.1mm
    CNG
    FORD E-150 2010,2014 V8 4.6L .054"/1.4mm
    FORD E-150 2003-2014 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG; LPG
    FLEX
    GAS
    FORD E-150 CLUB WAGON 2003-2005 V8 5.4L .054"/1.4mm
    GAS
    FORD E-150 ECONOLINE 1997-2002 V8 5.4L .054"/1.4mm
    GAS
    FORD E-150 ECONOLINE CLUB WAGON 1997-2002 V8 5.4L .054"/1.4mm
    GAS
    FORD E-250 2010,2014 V8 4.6L .054"/1.4mm
    FORD E-250 2003-2014 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    CNG; LPG
    FLEX
    GAS
    FORD E-250 ECONOLINE 1997-2002 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    GAS
    GAS; BI-FUEL
    FORD E-350 2003 V10 6.8L .054"/1.4mm
    FORD E-350 2003 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    GAS
    FORD E-350 CLUB WAGON 2003,2005 V10 6.8L .054"/1.4mm
    FORD E-350 CLUB WAGON 2003-2005 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    GAS
    FORD E-350 ECONOLINE 1997-2002 V10 6.8L .044"/1.1mm
    .054"/1.4mm
    FORD E-350 ECONOLINE 1997-2002 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    GAS
    GAS; BI-FUEL
    FORD E-350 ECONOLINE CLUB WAGON 1997-2002 V10 6.8L .044"/1.1mm
    .054"/1.4mm
    FORD E-350 ECONOLINE CLUB WAGON 1997-2002 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    GAS
    GAS; BI-FUEL
    FORD E-350 SUPER DUTY 1999-2018 V10 6.8L .054"/1.4mm
    FORD E-350 SUPER DUTY 1999-2016 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    CNG; LPG
    FLEX
    GAS
    FORD E-450 ECONOLINE SUPER DUTY 2000-2002 V10 6.8L .054"/1.4mm
    FORD E-450 ECONOLINE SUPER DUTY 2000-2002 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    GAS
    FORD E-450 SUPER DUTY 2003-2017 V10 6.8L .054"/1.4mm
    FORD E-450 SUPER DUTY 2003-2004,2006-2016 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    CNG; LPG
    FLEX
    GAS
    FORD E-550 ECONOLINE SUPER DUTY 2002 V10 6.8L .054"/1.4mm
    FORD E-550 SUPER DUTY 2003 V10 6.8L .054"/1.4mm
    FORD ECONOLINE SUPER DUTY 1997-1999 V10 6.8L .054"/1.4mm
    FORD ECONOLINE SUPER DUTY 1997-1999 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    CNG
    GAS
    FORD ESCAPE 2007-2012 V6 3.0L .054"/1.4mm
    FORD EXCURSION 2000-2005 V10 6.8L .054"/1.4mm
    FORD EXCURSION 2000-2005 V8 5.4L .054"/1.4mm
    FORD EXPEDITION 1997-2004 V8 5.4L .054"/1.4mm
    FORD EXPLORER 1997-2005 V6 4.0L .054"/1.4mm
    To 7/19/05
    FORD EXPLORER SPORT 2001-2003 V6 4.0L .054"/1.4mm
    FORD EXPLORER SPORT TRAC 2001-2005 V6 4.0L .054"/1.4mm
    FORD F-150 1997-2003 V8 5.4L .050"/1.3mm
    FORD F-150 HERITAGE 2004 V8 5.4L .050"/1.3mm
    FORD F-250 1997-1999 V8 5.4L .044"/1.1mm
    .054"/1.4mm
    BI-FUEL; GAS
    CNG
    GAS
    GAS; BI-FUEL
    FORD F-250 SUPER DUTY 1999-2004 V10 6.8L .054"/1.4mm
    FORD F-250 SUPER DUTY 1999-2004 V8 5.4L .054"/1.4mm
    FORD F-350 SUPER DUTY 1999-2004 V10 6.8L .054"/1.4mm
    FORD F-350 SUPER DUTY 1999-2004 V8 5.4L .054"/1.4mm
    FORD F-450 SUPER DUTY 1999-2004 V10 6.8L .054"/1.4mm
    FORD F53 1999-2003 V10 6.8L .054"/1.4mm
    FORD F-550 SUPER DUTY 1999-2004 V10 6.8L .054"/1.4mm
    FORD FOCUS 2003-2004 L4 2.3L .051"/1.3mm
    OE Style
    To 4/5/04
    FORD FUSION 2010-2012 V6 3.0L .050"/1.3mm
    FORD GT 2005-2006 V8 5.4L .044"/1.1mm
    FORD MUSTANG 2003-2004 V8 4.6L .054"/1.4mm
    Supercharged
    FORD MUSTANG 2007-2012 V8 5.4L .044"/1.1mm
    FORD RANGER 1999-2000,2004-2008 V6 3.0L .044"/1.1mm
    FORD RANGER 1996-2000 V6 4.0L .054"/1.4mm
    FORD TAURUS 1999-2006 V6 3.0L .044"/1.1mm
    FLEX
    Vin:2
    GEHL W/FORD 1.1 & 1.3L ENGINES .035 Gap
    GILLETTE W/GM 3.0L ENGINES LPG & NATURAL GAS .035 Gap
    GMC 181 CID VORTEC 3000 .045 Gap
    GROBAN W/FORD 1.1L ENGINES .035 Gap
    HOWARD PRICE W/FORD 1.1 & 1.3 LITER ENGINES .035 Gap
    HUSTLER 400 .030 Gap
    HUSTLER W/FORD 1.3L ENGINES .035 Gap
    INDMAR CHEVROLET 5.0L GEN 1 CARB. & EFI ENGS. .045 Gap
    INDMAR CHEVROLET 5.7 GEN+ CARB. ENGS. .030 Gap
    INDMAR CHEVROLET 5.7 GEN+ EFI ENGS. .045 Gap
    INDMAR CHEVROLET 5.7 GEN+ HO EFI ENGS. .030 Gap
    INDMAR CHEVROLET 5.7L EFI HO ENGS. .045 Gap
    INDMAR CHEVROLET 5.7L HO CARB. ENGS. .045 Gap
    INDMAR CHEVROLET 5.7L LT-1 EFI ENGS. .045 Gap
    INDMAR CHEVROLET 7.4L ENGS. .045 Gap
    INDMAR CHEVROLET 8.2L ENGS. .045 Gap
    INDMAR FORD 5.8L HO ENGS. .044 Gap
    INTERNATIONAL HARVESTER C-446 GASOLINE Severe Service; .035 Gap
    INTERNATIONAL HARVESTER C-446 SEVERE SERVICE NATURAL & LP GAS .015 Gap
    JAGUAR S-TYPE 2003-2008 V6 3.0L .050"/1.3mm
    .054"/1.4mm
    JAGUAR XJ12 1982-1992 V12 5.3L .025"/0.6mm
    JAGUAR XJ12 1994-1996 V12 6.0L .035"/0.9mm
    JAGUAR XJRS 1993 V12 6.0L .035"/0.9mm
    JAGUAR XJS 1982-1992 V12 5.3L .025"/0.6mm
    JAGUAR XJS 1994-1995 V12 6.0L .035"/0.9mm
    JAGUAR X-TYPE 2003-2005 V6 2.5L .050"/1.3mm
    JAGUAR X-TYPE 2003-2008 V6 3.0L .050"/1.3mm
    JET-PAC 351 CID FORD 285 H.O. 1990-1996 .035 Gap
    KODIAK 350 CID, 350 MK, 310 HP .045 Gap
    KOHLER 10CCE, 10CEZ, 10CEFZ W/FORD 1.3L ENGINES GASOLINE .035 Gap
    KOHLER 10CCE, 10CEZ, 10CEFZ W/FORD 1.3L ENGINES LPG .025 Gap
    KOHLER 12CCE, 12CEZ, 12CEFZ W/FORD 1.3L ENGINES GASOLINE .035 Gap
    KOHLER 12CCE, 12CEZ, 12CEFZ W/FORD 1.3L ENGINES LPG .025 Gap
    KOHLER 17RY WF/FORD 1.3L ENGINES LPG/NATURAL GAS .025 Gap
    KOHLER 22RY WF/FORD 1.3L ENGINES LPG/NATURAL GAS .025 Gap
    KOHLER 25RZGB, 30RZGB W/GM 3.0L ENGINES LPG/NATURAL GAS .035 Gap
    KOHLER 8C, 8E, 10E & 12.5E W/FORD 1.3L ENGINES .035 Gap
    LINCOLN LS 2003-2005 V6 3.0L .054"/1.4mm
    LINCOLN NAVIGATOR 1998-1999 V8 5.4L .054"/1.4mm
    Vin:L
    LINCOLN TOWN CAR 2009 V8 4.6L .044"/1.1mm
    LINCOLN ELECTRIC CLASSIC 300G .045 Gap
    LINCOLN ELECTRIC PIPELINER 200G .045 Gap
    LINCOLN ELECTRIC W/GM 3.0L ENGINES .045 Gap
    MAZDA 6 2005-2008 V6 3.0L .044"/1.1mm
    MAZDA B3000 1999-2000 V6 3.0L .044"/1.1mm
    FLEX
    MAZDA B4000 1997-2000 V6 4.0L .054"/1.4mm
    MAZDA TRIBUTE 2009 V6 3.0L .054"/1.4mm
    MERCEDES-BENZ 190E 1986-1988 L4 2.3L .032"/0.8mm
    DOHC
    MERCURY GRAND MARQUIS 2010-2011 V8 4.6L .044"/1.1mm
    MERCURY MARINER 2009-2011 V6 3.0L .054"/1.4mm
    MERCURY MILAN 2010-2011 V6 3.0L .054"/1.4mm
    MERCURY MOUNTAINEER 1998-2005 V6 4.0L .054"/1.4mm
    MERCURY SABLE 2001,2003-2005 V6 3.0L .044"/1.1mm
    Vin:2
    MOR POWER W/GM 3.0L ENGINES LPG & NATURAL GAS .035 Gap
    MORGAN ROADSTER 2006 V6 3.0L .054"/1.4mm
    NEW HOLLAND L-250 W/ONAN 20 HP TWIN .035 Gap
    NEW HOLLAND L-464 .035 Gap
    OMC 5.8L COBRA EFI 1992-1995 .045 Gap
    OMC 5.8L KING COBRA HO EFI 1993-1995 .045 Gap
    OMC 5.8L SX COBRA EFI 1996 .045 Gap
    PANOZ ESPERANTE 2004-2006 V8 4.6L .054"/1.4mm
    Supercharged
    PCM 5.4L .035 Gap
    PCM 5.4L SUPERCHARGED .035 Gap
    PCM 5.7L CARB. 300+ HP .035 Gap
    PEUGEOT 505 1987-1988,1990-1991 L4 2.2L .025"/0.6mm
    .035"/0.9mm
    Naturally Aspirated
    PEUGEOT 505 1987-1990 V6 2.8L .025"/0.6mm
    PEUGEOT 604 1977-1980 L6 2.7L .024 Gap
    .024"/0.6mm
    2664cc
    PEUGEOT 604 1977-1981 V6 2.8L .024 Gap
    .024"/0.6mm
    2849cc
    PMC 5.8L HO EFI FORD ENGINE .035 Gap
    PONTIAC FIREBIRD 1989 V6 3.8L .035"/0.9mm
    PONTIAC GRAND PRIX 1989-1990 V6 3.1L .045"/1.1mm
    Turbocharged
    RENAULT FUEGO 1984-1985 L4 2.2L .025"/0.6mm
    RENAULT LECAR 1984-1985 L4 2.2L .025"/0.6mm
    RENAULT R18I 1984-1986 L4 2.2L .025"/0.6mm
    RENAULT R5 1986 L4 2.2L .025"/0.6mm
    TORO W/FORD 1.3L ENGINES .035 Gap
    VOLVO 262 1976,1978-1979 V6 2.7L .028 Gap
    2673cc
    VOLVO 262 1980-1981 V6 2.8L .028"/0.7mm
    VOLVO 264 1976-1979 V6 2.7L .028 Gap
    2673cc
    VOLVO 264 1980-1982 V6 2.8L .028"/0.7mm
    VOLVO 265 1976-1979 V6 2.7L .028 Gap
    2673cc
    VOLVO 265 1980-1981 V6 2.8L .028"/0.7mm
    VOLVO 760 1983-1990 V6 2.8L .028"/0.7mm
    VOLVO 780 1987-1990 V6 2.8L .028"/0.7mm
    VOLVO PENTA 5.8L FI, FSI SX COBRA SERIES .045 Gap
    VOLVO PENTA 5.8L FSI/HS1 .045 Gap
    VPG MV-1 2011-2012 V8 4.6L .034"/0.9mm
    .044"/1.1mm
    CNG
    GAS
    WINCO W/FORD 1.3L ENGINES LPG & NATURAL GAS .025 Gap
    WINCO W/GM 3.0L ENGINES LPG & NATURAL GAS .035 Gap
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