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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 3.7	.032"/0.8mm
AUDI	A8 QUATTRO	1997-1999	V8 4.2	.032"/0.8mm
AUDI	V8 QUATTRO	1990-1991	V8 3.6	.032"/0.8mm
AUDI	V8 QUATTRO	1992-1994	V8 4.2	.032"/0.8mm
BEAR CAT	W/FORD 1.1 & 1.3 LITER ENGINES		ELECTRIC	.035 Gap
BRIGGS & STRATTON	W/GM 3.0L ENGINES LPG & NATURAL GAS			.035 Gap
CADILLAC	STS	2006-2009	V8 4.4	.050"/1.3mm Supercharged
CADILLAC	XLR	2006-2009	V8 4.4	.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 2.9	.028"/0.7mm
DODGE	MONACO	1990-1992	V6 3.0	.035"/0.9mm
DYNA MOW	W/FORD 1.1 & 1.3 LITER ENGINES		ELECTRIC	.035 Gap
EAGLE	MEDALLION	1988-1989	L4 2.2	.035"/0.9mm .040"/1.0mm
EAGLE	PREMIER	1988-1992	V6 3.0	.035"/0.9mm
EXCEL	400			.030 Gap
EXCEL	W/FORD 1.3L ENGINES		ELECTRIC	.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 4.6	.044"/1.1mm CNG
FORD	E-150	2010,2014	V8 4.6	.054"/1.4mm
FORD	E-150	2003-2014	V8 5.4	.044"/1.1mm .054"/1.4mm CNG; LPG FLEX GAS
FORD	E-150 CLUB WAGON	2003-2005	V8 5.4	.054"/1.4mm GAS
FORD	E-150 ECONOLINE	1997-2002	V8 5.4	.054"/1.4mm GAS
FORD	E-150 ECONOLINE CLUB WAGON	1997-2002	V8 5.4	.054"/1.4mm GAS
FORD	E-250	2010,2014	V8 4.6	.054"/1.4mm
FORD	E-250	2003-2014	V8 5.4	.044"/1.1mm .054"/1.4mm CNG CNG; LPG FLEX GAS
FORD	E-250 ECONOLINE	1997-2002	V8 5.4	.044"/1.1mm .054"/1.4mm CNG GAS GAS; BI-FUEL
FORD	E-350	2003	V10 6.8	.054"/1.4mm
FORD	E-350	2003	V8 5.4	.044"/1.1mm .054"/1.4mm CNG GAS
FORD	E-350 CLUB WAGON	2003,2005	V10 6.8	.054"/1.4mm
FORD	E-350 CLUB WAGON	2003-2005	V8 5.4	.044"/1.1mm .054"/1.4mm CNG GAS
FORD	E-350 ECONOLINE	1997-2002	V10 6.8	.044"/1.1mm .054"/1.4mm
FORD	E-350 ECONOLINE	1997-2002	V8 5.4	.044"/1.1mm .054"/1.4mm CNG GAS GAS; BI-FUEL
FORD	E-350 ECONOLINE CLUB WAGON	1997-2002	V10 6.8	.044"/1.1mm .054"/1.4mm
FORD	E-350 ECONOLINE CLUB WAGON	1997-2002	V8 5.4	.044"/1.1mm .054"/1.4mm CNG GAS GAS; BI-FUEL
FORD	E-350 SUPER DUTY	1999-2019	V10 6.8	.054"/1.4mm
FORD	E-350 SUPER DUTY	1999-2016	V8 5.4	.044"/1.1mm .054"/1.4mm CNG CNG; LPG FLEX GAS
FORD	E-450 ECONOLINE SUPER DUTY	2000-2002	V10 6.8	.054"/1.4mm
FORD	E-450 ECONOLINE SUPER DUTY	2000-2002	V8 5.4	.044"/1.1mm .054"/1.4mm CNG GAS
FORD	E-450 SUPER DUTY	2003-2017	V10 6.8	.054"/1.4mm
FORD	E-450 SUPER DUTY	2003-2004,2006-2016	V8 5.4	.044"/1.1mm .054"/1.4mm CNG CNG; LPG FLEX GAS
FORD	E-550 ECONOLINE SUPER DUTY	2002	V10 6.8	.054"/1.4mm
FORD	E-550 SUPER DUTY	2003	V10 6.8	.054"/1.4mm
FORD	ECONOLINE SUPER DUTY	1997-1999	V10 6.8	.054"/1.4mm
FORD	ECONOLINE SUPER DUTY	1997-1999	V8 5.4	.044"/1.1mm .054"/1.4mm CNG GAS
FORD	ESCAPE	2007-2012	V6 3.0	.054"/1.4mm
FORD	EXCURSION	2000-2005	V10 6.8	.054"/1.4mm
FORD	EXCURSION	2000-2005	V8 5.4	.054"/1.4mm
FORD	EXPEDITION	1997-2004	V8 5.4	.054"/1.4mm
FORD	EXPLORER	1997-2005	V6 4.0	.054"/1.4mm To 7/19/05
FORD	EXPLORER SPORT	2001-2003	V6 4.0	.054"/1.4mm
FORD	EXPLORER SPORT TRAC	2001-2005	V6 4.0	.054"/1.4mm
FORD	F-150	1997-2003	V8 5.4	.050"/1.3mm
FORD	F-150 HERITAGE	2004	V8 5.4	.050"/1.3mm
FORD	F-250	1997-1999	V8 5.4	.044"/1.1mm .054"/1.4mm BI-FUEL; GAS CNG GAS GAS; BI-FUEL
FORD	F-250 SUPER DUTY	1999-2004	V10 6.8	.054"/1.4mm
FORD	F-250 SUPER DUTY	1999-2004	V8 5.4	.054"/1.4mm
FORD	F-350 SUPER DUTY	1999-2004	V10 6.8	.054"/1.4mm
FORD	F-350 SUPER DUTY	1999-2004	V8 5.4	.054"/1.4mm
FORD	F-450 SUPER DUTY	1999-2004	V10 6.8	.054"/1.4mm
FORD	F53	1999-2003	V10 6.8	.054"/1.4mm
FORD	F-550 SUPER DUTY	1999-2004	V10 6.8	.054"/1.4mm
FORD	FOCUS	2003-2004	L4 2.3	.051"/1.3mm OE Style To 4/5/04
FORD	FUSION	2010-2012	V6 3.0	.050"/1.3mm
FORD	GT	2005-2006	V8 5.4	.044"/1.1mm
FORD	MUSTANG	2003-2004	V8 4.6	.054"/1.4mm Supercharged
FORD	MUSTANG	2007-2012	V8 5.4	.044"/1.1mm
FORD	RANGER	1999-2000,2004-2008	V6 3.0	.044"/1.1mm .052"/1.3mm
FORD	RANGER	1996-2000	V6 4.0	.054"/1.4mm
FORD	TAURUS	1999-2006	V6 3.0	.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		ELECTRIC	.030 Gap
HUSTLER	W/FORD 1.3L ENGINES		ELECTRIC	.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 3.0	.050"/1.3mm .054"/1.4mm
JAGUAR	XJ12	1982-1992	V12 5.3	.025"/0.6mm
JAGUAR	XJ12	1994-1996	V12 6.0	.035"/0.9mm
JAGUAR	XJRS	1993	V12 6.0	.035"/0.9mm
JAGUAR	XJS	1982-1992	V12 5.3	.025"/0.6mm
JAGUAR	XJS	1994-1995	V12 6.0	.035"/0.9mm
JAGUAR	X-TYPE	2003-2005	V6 2.5	.050"/1.3mm
JAGUAR	X-TYPE	2003-2008	V6 3.0	.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 3.0	.054"/1.4mm
LINCOLN	NAVIGATOR	1998-1999	V8 5.4	.054"/1.4mm Vin:L
LINCOLN	TOWN CAR	2009	V8 4.6	.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 3.0	.044"/1.1mm
MAZDA	B3000	1999-2000	V6 3.0	.044"/1.1mm FLEX
MAZDA	B4000	1997-2000	V6 4.0	.054"/1.4mm
MAZDA	TRIBUTE	2009	V6 3.0	.054"/1.4mm
MERCEDES-BENZ	190E	1986-1988	L4 2.3	.032"/0.8mm DOHC
MERCURY	GRAND MARQUIS	2010-2011	V8 4.6	.044"/1.1mm
MERCURY	MARINER	2009-2011	V6 3.0	.054"/1.4mm
MERCURY	MILAN	2010-2011	V6 3.0	.054"/1.4mm
MERCURY	MOUNTAINEER	1998-2005	V6 4.0	.054"/1.4mm
MERCURY	SABLE	2001,2003-2005	V6 3.0	.044"/1.1mm Vin:2
MOR POWER	W/GM 3.0L ENGINES LPG & NATURAL GAS			.035 Gap
MORGAN	ROADSTER	2006	V6 3.0	.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 4.6	.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 2.2	.025"/0.6mm .035"/0.9mm Naturally Aspirated
PEUGEOT	505	1987-1990	V6 2.8	.025"/0.6mm
PEUGEOT	604	1977-1980	L6 2.7	.024 Gap .024"/0.6mm 2664cc
PEUGEOT	604	1977-1981	V6 2.8	.024 Gap .024"/0.6mm 2849cc
PMC	5.8L HO EFI FORD ENGINE			.035 Gap
PONTIAC	FIREBIRD	1989	V6 3.8	.035"/0.9mm
PONTIAC	GRAND PRIX	1989-1990	V6 3.1	.045"/1.1mm Turbocharged
RENAULT	FUEGO	1984-1985	L4 2.2	.025"/0.6mm
RENAULT	LECAR	1984-1985	L4 2.2	.025"/0.6mm
RENAULT	R18I	1984-1986	L4 2.2	.025"/0.6mm
RENAULT	R5	1986	L4 2.2	.025"/0.6mm
TORO	W/FORD 1.3L ENGINES		ELECTRIC	.035 Gap
VOLVO	262	1976,1978-1979	V6 2.7	.028 Gap 2673cc
VOLVO	262	1980-1981	V6 2.8	.028"/0.7mm
VOLVO	264	1976-1979	V6 2.7	.028 Gap 2673cc
VOLVO	264	1980-1982	V6 2.8	.028"/0.7mm
VOLVO	265	1976-1979	V6 2.7	.028 Gap 2673cc
VOLVO	265	1980-1981	V6 2.8	.028"/0.7mm
VOLVO	760	1983-1990	V6 2.8	.028"/0.7mm
VOLVO	780	1987-1990	V6 2.8	.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 4.6	.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

Competitor comparison

Competitor Name	Competitor Part#
AC-DELCO	41-950
BOSCH	HR7KII33V
CHAMPION SPARK PLUG	RS8WYPB5
DENSO	IT22
MOTORCRAFT	422WM
MOTORCRAFT	AGSF12FC
MOTORCRAFT	AGSF22IPG
MOTORCRAFT	AGSF22YPC
MOTORCRAFT	SP492
NGK	BP7EFIX
NGK	TR6IX