Autolite
Iridium XP Spark Plug

Autolite XP6003 Spark Plug

Brand Autolite XP6003
Resistance 4000
Ground Electrode Tip Design Taper cut
11589 Metric
Ground Electrode Core Material Nickel
Washer Included Yes
Grade Type Performance
Electrical Terminal Type Non-removable nut
Center Electrode Core Material Copper
Center Electrode Tip Material Iridium
Pre-Gap Size 0.04
Pre-Gap Size 1
Ground Electrode Quantity 1
Hex Size 5/8
Insulator Height 2.008
Insulator Height 51
Manufacturer Heat Range 10
Seat Type Flat
Reach 1.043
Reach 26
Insulator Material Ceramic
Resistor Type Yes
Thread Size M14 - 1.25
Ground Electrode Tip Material Platinum
Skirt Yes
Center Electrode Insulator Tip Projection 0.23
Center Electrode Insulator Tip Projection 5.8
Hex Type Hex
Center Electrode Design Fine wire
9745 Crush
9746 No
Product line Iridium XP Spark Plug
Fits Chrysler, Dodge, Jeep, and Ram · 66 vehicles

Cross-references AMS Automotive 4703, Anchor 3417 and Anchor 3433 for the same application. See all 18.

$19.06Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $19.06
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
This part fits 66 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersNotes
2025Ram2500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2025Ram3500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2024Ram2500Big Horn6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2024Ram3500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2024Ram4500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2024Ram5500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2023Ram2500Big Horn6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2023Ram3500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2023Ram4500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2023Ram5500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2022Ram2500Big Horn6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2022Ram3500Big Horn6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2022Ram4500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2022Ram5500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2021Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2021Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2021Ram4500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2021Ram5500—6.4LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2020Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2020Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2020Ram4500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2020Ram5500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2019Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2019Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2019Ram4500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2019Ram5500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2018Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2018Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2018Ram4500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2018Ram5500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2017Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2017Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2017Ram4500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2017Ram5500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2016Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2016Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2016Ram4500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2016Ram5500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2015Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2015Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2015Ram4500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2015Ram5500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2014Ram2500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2014Ram3500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2014Ram4500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2014Ram5500—6.4LV8Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .043"/1.1mm; OE Style; Iridium Spark Plug
2013Ram1500—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2013Ram2500—4.7LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2012Ram1500—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2012Ram2500—4.7LV82 Plugs Per Cylinder Required; Iridium XP Spark Plug
2011Ram1500—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2011RamDakota—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2010DodgeDakota—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2010DodgeRam 1500—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2009ChryslerAspen—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2009DodgeDakota—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2009DodgeDurango—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2009DodgeRam 1500—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2009JeepCommander—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2009JeepGrand Cherokee—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2008ChryslerAspen—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2008DodgeDakota—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2008DodgeDurango—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2008DodgeRam 1500—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2008JeepCommander—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
2008JeepGrand Cherokee—4.7LV8Exhaust; Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.; Requires 2 Plugs Per Cylinder; .040"/1.0mm; OE Style; Iridium Spark Plug
Directly replaces or cross-references 18 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 4703Anchor — 3417Anchor — 3433Anchor — 9746Bosch — FR8TI332DENSO Auto Parts — 4704DENSO Auto Parts — 5343DENSO Auto Parts — 5344Mopar — SP138239ACMopar — SPFR8TI332NGK — 967795149888AA68138239ACLFR5AIX-11LZFR5CI-11REC12WMPB5SPFR8I1332SPFR8T1332