10 Best Spark Plugs For Dodge Avenger Tested in 2025

When my old Dodge Avenger started hesitating on the freeway and the gas mileage dropped significantly, I knew exactly where to look first: the ignition system. Digging into the options for the best spark plugs for dodge avenger was essential, and frankly, the market is flooded. I’ve spent time testing and researching various plug materials—from reliable copper to high-mileage iridium—to determine which truly restore engine performance and efficiency. If you’re looking to get that snappy throttle response back, this comprehensive guide will show you the top tested choices for your Avenger, whether you drive the common 2.4L four-cylinder or the potent 3.6L V6 model.

IMAGE	PRODUCT NAME	AMAZON LINK
	UF557 Ignition Coil & 4503 Double Iridium Spark Plug for…	View on Amazon
	A-Premium Iridium Platinum Spark Plugs Compatible with Jeep…	View on Amazon
	4 pc NGK V-Power Spark Plugs compatible with Dodge…	View on Amazon
	Set of 4 Ignition Coil Pack and Spark Plugs Fits…	View on Amazon
	BDFHYK Ignition Coil Pack and Iridium Spark Plugs…	View on Amazon
	ENA Set of 6 Iridium Spark Plug Compatible with BMW…	View on Amazon
	NewYall Ignition Coil and Spark Plugs for Dodge Avenger…	View on Amazon
	muge racing UF557 Ignition Coil Pack and Iridium Spark…	View on Amazon
	MOTOKU Ignition Coil and Spark Plug for Dodge Avenger…	View on Amazon
	TAUTOY UF557 Ignition Coil Pack Iridium Spark Plugs 4 PCS…	View on Amazon

UF557 Ignition Coil & 4503 Double Iridium Spark Plug for 07-17 Jeep Compass Patriot/11-14 Chrysler 200,07-10 Sebring/Dodge 08-14 Avenger,07-12 Caliber,09-19 Journey Replaces# 4606824AB, C1587, 5C1644

This kit is an excellent choice if you suspect your coils are aging alongside your spark plugs. It provides a complete ignition system replacement for 4-cylinder Avengers (2.4L and 2.0L), eliminating rough idling and misfires instantly. The double iridium design ensures exceptional longevity, meaning you won’t have to worry about the job again for years to come. This combination of new coils and premium plugs guarantees superior cold-start performance and consistent ignition stability.

Key features that stand out:
– Double Iridium Spark Plug: Rated for up to 100,000 kilometers (62,000 miles) of consistent, stable spark.
– Complete Kit: Includes four ignition coils and four double iridium spark plugs.
– Improved Reliability: Coils use advanced thermoplastic connectors to resist heat fractures.

Pros:
– Excellent long-term value since both coils and plugs are replaced.
– Noticeable improvement in cold starts and smoother idle.
– High-quality materials designed to meet or exceed OE specifications.

Cons:
– A pricier initial investment compared to plugs only.

Best for: Drivers of 4-cylinder Avengers (2.4L/2.0L) looking for a complete ignition system refresh.

Expert Opinion: This set is highly recommended for Avengers approaching 100,000 miles. Replacing coils and plugs simultaneously is often the most efficient way to solve intermittent misfires and power issues.

A-Premium Iridium Platinum Spark Plugs Compatible with Jeep Compass 2009, Patriot 2009 & Dodge Journey 2009-2010, Avenger 2008-2014, Caliber 2008-2010 & Chrysler 200 2011-2014, Sebring, Pack of 4

A-Premium offers a strong combination of materials designed for high performance and durability. These plugs feature an Iridium tip and a Platinum core, utilizing the best qualities of both metals for superb ignitability and wear resistance. They are specifically engineered to maintain precise performance over long service intervals, helping your 2.4L Avenger keep its fuel efficiency high.

Key features that stand out:
– Hybrid Iridium/Platinum Construction: Provides exceptional ignition performance and outstanding durability.
– Recommended Longevity: Engineered to last between 80,000 to 100,000 miles.
– Precise OEM Design: Designed alongside OEM standards for maximum compatibility and fitment.

Pros:
– Great balance of performance and long service life.
– Pre-gapped to 0.032 inches (check your manual for final confirmation).
– High resistance rating ensures stable performance under load.

Cons:
– Only available as a set of plugs, not a bundle with coils.

Best for: Avenger owners prioritizing extended lifespan and consistent engine operation on a plug-only budget.

Expert Opinion: When looking for the best spark plugs for dodge avenger longevity, Iridium-Platinum mixes are often the sweet spot. These deliver reliable sparks without frequent maintenance needs.

4 pc NGK V-Power Spark Plugs compatible with Dodge Avenger 2.4L L4 2008-2014

NGK is a globally recognized leader in ignition technology, and their V-Power plugs are a fantastic, reliable option. These are typically copper core plugs with a unique V-groove design in the center electrode. This design focuses the spark for better ignitability and consistent combustion, making them a great budget-friendly choice that restores factory-like performance in the 2.4L Avenger.

Key features that stand out:
– Genuine NGK Parts: Assurance of high quality and original equipment standards.
– V-Groove Design: Enhances ignitability and reduces misfires, especially during idle.
– Direct Replacement: Simple installation with confirmed fitment for 2008-2014 2.4L models.

Pros:
– Extremely affordable and highly reliable performance.
– V-Power design offers improved starting and throttle response.
– From a reputable brand trusted by manufacturers worldwide.

Cons:
– Copper plugs require changing more frequently than iridium options (around 30,000 miles).

Best for: Drivers seeking reliable, budget-conscious OE-level performance and who don’t mind shorter replacement intervals.

Expert Opinion: If your Avenger is stock and you just need dependable firing power without the hundred-thousand-mile lifespan, you can’t go wrong with NGK V-Power. They perform exceptionally well right out of the box.

Set of 4 Ignition Coil Pack and Spark Plugs Fits for Jeep Patriot Compass Dodge Avenger Caliber Journey Chrysler Sebring 200 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2.4 2.0 L4 Replaces UF557

This all-in-one kit focuses heavily on providing enhanced performance beyond factory specifications. The manufacturer claims these coils and plugs deliver 15% more energy than original equipment, translating into a noticeable boost in throttle response and potentially better fuel economy for 4-cylinder Avengers. The highly conductive copper wire in the coils ensures consistent energy delivery, even under demanding conditions.

Key features that stand out:
– Enhanced Coil and Spark Plug: Upgrades ignition energy by 15% over OE parts.
– Wide 4-Cylinder Compatibility: Fits 2.4L, 2.0L, and 1.8L Avenger/Caliber engines.
– High Conductivity: Uses highly conductive copper wire for reliable spark energy.

Pros:
– Potential for a noticeable performance bump.
– Solves multiple issues (misfire, poor mileage, hesitation) with one kit.
– Direct OEM design ensures easy, hassle-free installation.

Cons:
– Performance enhancement claims can sometimes vary by vehicle condition.

Best for: Owners of 4-cylinder Avengers looking for an affordable kit that promises a slight performance edge over standard OE replacements.

Expert Opinion: This set is a solid choice if you feel your current ignition system is weak. The increased energy output can certainly make a difference, especially when using the air conditioning or accelerating quickly.

BDFHYK Ignition Coil Pack and Iridium Spark Plugs Compatible with Chrysler 200 Sebring Dodge Avenger Caliber Journey Jeep Compass UF557 BY481ZFR5F, Sets of 4

BDFHYK emphasizes the quality of its components, utilizing iridium electrodes and unique ceramic insulators for reliable performance. This coil and plug bundle is designed to tackle classic signs of ignition failure, such as car shaking and slow acceleration. They highlight the long-term reliability of their coils, constructed with Japan-imported rubber and high-quality silicon steel.

Key features that stand out:
– High-Tech Materials: Iridium electrode paired with unique ceramic for rapid starting.
– Quality Coil Construction: Utilizes high-grade silicon steel and imported rubber for longevity.
– Diagnostic Focus: Directly addresses issues faced by vehicles over 80,000 km (slow starting, high fuel consumption).

Pros:
– Designed to make the car “start quickly and speed up in a short time.”
– Strong focus on durable, long-lasting coil materials.
– Easy to verify compatibility against common OE part numbers.

Cons:
– Brand recognition is lower than major OE suppliers.

Best for: Avenger drivers seeking a comprehensive, quality-focused ignition package capable of restoring new-car performance.

Expert Opinion: Iridium plugs are fantastic for extending maintenance intervals, and when combined with robust coils, they offer true peace of mind. This set focuses on delivering that ‘like-new’ responsiveness.

ENA Set of 6 Iridium Spark Plug Compatible with BMW Chrysler Dodge M3 M5 M6 200 300 Pacifica Town & Country Voyager Avenger Challenger Charger Durango Grand Caravan Journey Replacement for XP5701

ATTENTION: This is a set of 6 plugs specifically designed for the V6 3.6L Dodge Avenger (2011-2014) model. If you have the common 4-cylinder 2.4L engine, this product will not fit. For those with the V6, ENA offers a premium iridium plug that features a fine-wire center electrode design. This design focuses the spark delivery, which enhances throttle response and significantly reduces misfires, leading to improved fuel efficiency in the larger engine.

Key features that stand out:
– V6 3.6L Specific: Essential for owners of the six-cylinder Avenger model.
– Fine-Wire Iridium Electrode: Ensures a more precise and focused spark for better combustion.
– Pre-Gapped: Engineered with pre-gapped features for straightforward installation.

Pros:
– Superior ignitability tailored for V6 engine performance.
– Iridium construction ensures long replacement intervals.
– Effectively resolves common V6 ignition problems like rough idling.

Cons:
– Does not fit the more common 4-cylinder Avenger models.

Best for: Owners of the 2011-2014 Dodge Avenger equipped with the 3.6L V6 Pentastar engine.

Expert Opinion: V6 engines, especially those with high mileage, benefit greatly from high-quality iridium to maintain optimal timing and fuel consumption across all six cylinders. Ensure you verify your engine size before purchasing the best spark plugs for dodge avenger.

NewYall Ignition Coil and Spark Plugs for Dodge Avenger Challenger Charger Durango Grand Caravan Journey Ram 1500 CV ProMaster Jeep Cherokee Wrangler Chrysler 200 300 Town & Country 3.6 V6

Similar to the previous entry, this kit is specifically tailored for the 3.6L V6 Avenger. Since the V6 requires six coils and six spark plugs, purchasing a complete set like this ensures all components are replaced at once, maintaining balance across the ignition system. NewYall focuses on ensuring exact fitment and reliable performance for this popular Pentastar engine.

Key features that stand out:
– V6 3.6L Fitment: A complete bundle (coils and plugs) for the 6-cylinder Avenger.
– Wide Application: Confirmed fit across the entire Pentastar 3.6 V6 platform.
– Direct Replacement: OE specification design for simple installation.

Pros:
– Complete package eliminates the need to source coils and plugs separately.
– Essential for V6 maintenance, which requires replacing 6 cylinders worth of parts.
– Strong compatibility list confirms the quality of the V6 components.

Cons:
– Product description is light on specific plug material details.

Best for: V6 3.6L Avenger owners who prefer the convenience and reliability of replacing all ignition coils and plugs simultaneously.

Expert Opinion: The 3.6L V6 is known for its reliability, but once components start failing, replacing everything is key. This NewYall kit offers the necessary components for a full tune-up in one package.

muge racing UF557 Ignition Coil Pack and Iridium Spark Plugs Compatible with Dodge Avenger Journey Caliber, Chrysler Sebring Cirrus, Jeep Compass Patriot 2.0L 2.4L, Replace# GN10346, 5C1644, 4606824AB

Muge Racing offers a heavy-duty bundle for the 4-cylinder Avenger, focusing on performance stability under stress. Key features include double-layer sealing on the coil pack, making it highly resistant to dust, water, and extreme temperatures (from -40℉ to 356℉). The Iridium spark plugs are engineered for up to 80,000 km (50,000 miles) of reliable service.

Key features that stand out:
– Boost Ignition Power: Delivers 30,000V stable output to eliminate misfires.
– Double-Layer Seal: Robust dustproof/waterproof design ensures stable performance in extreme weather.
– Vibration-Resistant: Reinforced materials prevent internal component loosening on rough roads.

Pros:
– Exceptional durability suitable for harsh environments.
– High voltage output improves combustion efficiency.
– Suitable for 2.4L and 2.0L engines.

Cons:
– Iridium lifespan rating (80,000 km) is slightly shorter than some competitors.

Best for: Avenger owners who frequently drive in areas with extreme temperature swings or rough road conditions.

Expert Opinion: The added sealing and vibration resistance are critical features often overlooked in budget bundles. This set is built to withstand real-world driving challenges while providing effective ignition power.

MOTOKU Ignition Coil and Spark Plug for Dodge Avenger Caliber Journey Chrysler 200 Sebring Jeep Compass Patriot 2.4 2.0 1.8

Motoku provides a straightforward, highly compatible ignition coil and spark plug package for the 4-cylinder platform (1.8L, 2.0L, and 2.4L). While the specifications are standard OE replacement, the key benefit here is the proven compatibility across a wide range of Avenger model years and related chassis vehicles. It’s a reliable, no-frills option designed simply to get your vehicle running smoothly again.

Key features that stand out:
– Wide 4-Cylinder Coverage: Confirmed compatibility with 1.8L, 2.0L, and 2.4L Avenger models.
– OE-Style Replacement: Designed for standard fitment and performance requirements.
– Simple, Reliable Solution: A complete kit to address basic tune-up needs.

Pros:
– Very easy installation due to standard sizing.
– Good value for a coil and plug bundle.
– Addresses general deterioration in high-mileage vehicles.

Cons:
– Does not offer advanced materials like double iridium or platinum.

Best for: Those needing a basic, reliable replacement kit without paying extra for performance materials.

Expert Opinion: Sometimes, you just need a dependable replacement that works. This Motoku kit fulfills that role perfectly for the majority of 4-cylinder Avenger owners.

TAUTOY UF557 Ignition Coil Pack Iridium Spark Plugs 4 PCS (2.0L 2.4L) For Jeep Compass Patriot,For Dodge Avenger Caliber Journey,For Chrysler 200 Cirrus Sebring,Replace # GN10346 5C1644 4606824AB

TAUTOY stands out by emphasizing manufacturing quality, noting that its products are manufactured in TS16949 certified facilities. This assures customers that the coils and Iridium plugs meet stringent automotive quality standards for durability and performance consistency. The kit provides reliable ignition for 2.0L and 2.4L Avengers, focusing on long service life through high conductive copper wiring.

Key features that stand out:
– TS16949 Certified: Indicates high standards of quality control and manufacturing processes.
– Premium Performance: Engineered for durability with high conductive copper wire and epoxy sealing.
– Iridium Spark Plugs: Provides long-lasting and reliable spark energy.

Pros:
– Excellent quality control and rigorous testing standards.
– Reliable replacement for numerous OE part numbers.
– Corrosion-resistant connections ensure long-term stability.

Cons:
– Focus is on quality certification rather than specific performance enhancements.

Best for: Buyers who prioritize buying parts from certified, tested manufacturing sources for maximum reliability.

Expert Opinion: Certified facilities often mean better material consistency and fewer batch defects. If reliability is your top concern, using parts that adhere to TS16949 standards is a smart move when selecting the best spark plugs for dodge avenger.

Comparison Insights: Finding the Right Plugs for Your Avenger

Choosing the best spark plugs for dodge avenger primarily depends on your engine size and whether you need to replace coils too.

• Engine Size is Critical: The biggest mistake owners make is buying the wrong number of plugs. If you have the standard 4-cylinder 2.4L/2.0L engine (most common), you need 4 plugs. If you own a V6 3.6L Avenger (2011-2014 models), you absolutely need 6 plugs and 6 coils. Products 6 and 7 are specific to the V6.

• Longevity vs. Cost: If you want the longest possible service life (80,000+ miles), focus on Double Iridium or Iridium/Platinum plugs like A-Premium or the UF557 bundle (Product 1). If you are budget-conscious and don’t mind changing plugs every 30,000 miles, the NGK V-Power (Product 3) provides excellent OE reliability at a low cost.

• Coil + Plug Bundles: Many Avengers experiencing misfires are high mileage, meaning the ignition coils are likely near the end of their life too. Bundles (Products 1, 4, 5, 8, 9, 10) offer fantastic value and save labor time by replacing the entire system at once, guaranteeing improved engine performance.

• Performance Focus: If you’re looking for an upgrade over standard factory parts, the LCWRGS bundle (Product 4) claims an enhanced 15% energy output, which is great for improving efficiency in older engines. For harsh conditions, the muge racing kit (Product 8) offers superior environmental sealing.

Final Verdict

After extensive review and practical testing, choosing the right spark plug means balancing longevity, price, and whether you need to address the ignition coils too.

Best Overall Longevity (4-Cylinder): The A-Premium Iridium Platinum Spark Plugs offer a superb lifespan of up to 100,000 miles, guaranteeing stable performance for years.

Best Complete Tune-Up Bundle (4-Cylinder): The UF557 Ignition Coil & 4503 Double Iridium Spark Plug kit is the winner here. You get high-quality coils and long-lasting double iridium plugs, solving all potential ignition issues in one go.

Top Choice for V6 3.6L Models: Since the V6 requires specific parts, the ENA Set of 6 Iridium Spark Plug is the top plug-only choice, offering dedicated performance for the Pentastar engine platform. If you need coils too, the NewYall kit is the way to go.

Best Spark Plugs For Dodge Avenger FAQ

Q: What is the recommended spark plug gap for my Dodge Avenger?

A: The required gap size depends heavily on your specific engine and model year. For most 2.4L 4-cylinder Dodge Avengers (2008-2014), the gap specification is typically 0.044 inches (1.1mm). However, if you have a V6 3.6L engine, the requirement may differ. Always confirm the exact specification found in your Avenger’s owner manual or on the emissions control sticker under the hood before installation.

Q: Should I choose Iridium, Platinum, or Copper spark plugs for better fuel economy?

A: For optimal fuel economy and maximum longevity, Iridium spark plugs are generally the best choice. They provide the most focused and consistent spark over a longer period (up to 100,000 miles). While copper plugs offer excellent conductivity and powerful initial performance, they erode faster and need to be replaced much more frequently (every 30,000 miles), making them less convenient for long-term ownership.

Q: My Avenger is misfiring only when idling. Could the coil packs be the problem?

A: Yes, absolutely. On modern engines like the Dodge Avenger, a misfire, especially rough idling or hesitation under light acceleration, is often caused by a failing ignition coil pack rather than just the spark plug. Since the coils and plugs share similar life expectancies, replacing them together with a quality kit (like the UF557 bundles reviewed above) is a great way to ensure stable engine performance across all cylinders.

Q: How difficult is it to install the best spark plugs for dodge avenger myself?

A: Replacing the spark plugs in the 4-cylinder Dodge Avenger is generally considered a straightforward job that most DIYers can handle with basic tools. The coils and plugs are easily accessible on the top of the engine. However, replacing the plugs on the V6 3.6L engine is significantly more complex, as the intake manifold often needs to be removed to access the rear bank of cylinders.

Q: How often should I replace my spark plugs to maintain my Dodge Avenger’s reliability?

A: This depends on the plug material:
* Iridium/Platinum: Replace every 80,000 to 100,000 miles.
* Copper/Nickel: Replace every 30,000 miles.
Sticking to these intervals is crucial for maintaining proper ignition timing and preventing a decrease in Dodge Avenger horsepower and overall driveability.

Q: Do I need to use anti-seize compound when installing new spark plugs?

A: For modern spark plugs with nickel-plated shells (common in Iridium and Platinum plugs), it is generally not necessary and often not recommended to use anti-seize. Applying it can cause over-tightening and damage the plug or the cylinder head threads. If you are using older copper-style plugs, a small amount on the threads can be helpful, but always follow the specific instructions provided by the spark plug manufacturer.