What kind of spark plugs does Dodge use?
Dodge does not rely on a single type of spark plug across its lineup. In the modern era, most Dodge engines use iridium or platinum spark plugs, while some older or budget-oriented models may still use copper-core plugs. The exact plug depends on the engine and model year, so checking the owner's manual or the official Mopar parts catalog is essential.
In practice, Dodge engines span a range of configurations from the 3.6-liter Pentastar V6 to high-performance Hemi variants. The spark plug choice is driven by engine design, service intervals, and emissions requirements. Consumers should verify the precise specification for their vehicle to ensure optimal performance and longevity.
Types of spark plug materials Dodge uses and what they mean
Understanding the main materials helps explain why Dodge doesn’t standardize a single plug across all models. Here’s a quick overview of the two most common modern choices, plus a note on legacy options.
Iridium and platinum: the modern choice
- Iridium plugs: Known for exceptional durability and a long service life, often marketed with extended replacement intervals and strong cold-start performance.
- Platinum plugs: Provide solid longevity and reliable performance, typically offering good all-around behavior across a range of engines.
- Impact on maintenance: Both iridium and platinum plugs are designed to resist wear, reducing the frequency of adjustments and misfires in modern engines.
For most current Dodge vehicles, iridium or platinum plugs are the standard due to longer life and better reliability under modern engine tolerances. Always confirm the exact heat range and reach as specified for your particular engine.
Copper-core plugs: legacy and budget options
Some older Dodge models or entry-level trims may still use copper-core plugs. Copper plugs generally cost less upfront and can perform well, but they wear more quickly and may require more frequent maintenance compared with iridium or platinum variants.
As Dodge updated engine designs over the years, many of these copper-core options have been phased out in favor of longer-lasting materials. If you own a legacy Dodge, consult the manual or a knowledgeable technician to verify the correct part and gap specifications.
How to determine the exact spark plug for your Dodge
To ensure you buy the correct plugs for your vehicle, use a methodical approach that matches the engine and year to the factory specification.
Before you start assembling a shopping list, follow these steps to identify the right plug for your particular Dodge:
- Check the vehicle’s owner manual or service manual for the exact spark plug specification (material, heat range, and reach).
- Look under the hood or in the driver’s door jamb for a manufacturer-maintained label that sometimes lists maintenance items and part references.
- Use the VIN (Vehicle Identification Number) to pull the OEM parts catalog or speak with a dealer service department to confirm the correct plug part number.
- Cross-check the OEM specification with reputable aftermarket cross-references (NGK, Bosch, Champion) if you plan to use aftermarket plugs, ensuring the heat range and thread size match the factory requirement.
- Consult a Mopar-certified technician or dealership if you’re unsure, especially for performance models or vehicles under warranty.
Following these steps will help you select the spark plug that matches your engine’s design and maintenance schedule, preserving warranty coverage and engine performance.
Summary
In short, Dodge does not use a single spark plug type across its lineup. Modern Dodge engines predominantly rely on iridium or platinum plugs for longevity and reliable performance, while copper-core plugs may appear on older or budget-oriented models. The precise plug type, heat range, and reach are dictated by the engine design and year, so always verify via the owner’s manual, Mopar parts catalog, or a dealership before purchasing replacements.
Who makes spark plugs for Mopar?
Mopar doesn't manufacture its spark plugs; instead, it sources them from other companies and brands them as Mopar parts. Commonly, Mopar spark plugs are made by companies like NGK and Champion.
- NGK: Mopar uses NGK as a supplier for spark plugs for many of its vehicles, including HEMI engines.
- Champion: Champion also produces spark plugs that are sold under the Mopar brand name.
- Why Mopar does this: Mopar is a parts and service brand for Chrysler, Dodge, Jeep, and Ram vehicles, and their business model often involves packaging parts from other manufacturers for their vehicles.
What spark plugs does Chrysler use?
Chrysler Spark Plug
- Mopar Spark Plug. Part Number: SP00ZFR5AP.
- Mopar Spark Plug 3.6L Engine. Part Number: SP225755AB.
- Mopar Spark Plug. Part Number: SP143877AB.
- Mopar Spark Plug 2.0L 2.4L. Part Number: SP148183AD.
- Mopar Spark Plug 3.0L 3.2L 3.6L. Part Number: SP149125AF.
- Mopar Spark Plug 6.4L 6.2L.
- Mopar Spark Plug 5.7L Hemi.
What spark plug brand does Dodge use?
Mopar Spark Plugs
Mopar Spark Plugs are the original equipment choice for Chrysler, Dodge and Jeep® vehicles.
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What is the best spark plug for a Dodge?
This engine requires regular copper core spark plugs. The recommended brands are Champion or NGK. Ensure that you do not purchase Platinum plugs, as they do not perform well with this engine.
