You love your Dodge Charger’s power and style, but keeping its engine running at the right temperature is crucial for performance and longevity. A failing coolant tank, a clogged radiator, or a faulty thermostat can quickly turn your driving experience into a stressful overheating ordeal. You don’t want to be stranded on the side of the road, especially when you could have prevented it with the right part.
In this guide, we’ve reviewed seven of the best coolant system components for your Dodge Charger, covering everything from replacement reservoirs and radiators to upgraded thermostat housings. We’ll break down the key features, compatibility, and pros and cons of each option so you can make a confident, informed choice for your car. Whether you’re a weekend DIYer or just want a reliable fix, we’ve got you covered.
| Pick | Product | Best For | Pros | Cons | Check Price |
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| Best Overall | GDUKOP 603-380 Engine Coolant Reservoir Tank with Cap Compatible with Chrys… | Budget-friendly reservoir replacement |
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| Best Budget | PRORONRA 603-380 Engine Coolant Tank Reservoir with Cap Replacement For Dod… | Improved thermal management |
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| Best Value | A-Premium Engine Coolant Radiator Compatible with Dodge Charger 2011-2021, … | Full radiator replacement |
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| Best Premium | Dorman 603-056 Front Pressurized Coolant Reservoir with Cap Compatible with… | Brand-trusted replacement part |
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| Best Heavy-Duty | TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle | DIY installation with video guides |
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| Best for DIY | BDFHYK 902-3035 Upgrade Aluminium Coolant Thermostat Housing Assembly Compa… | Upgraded aluminum thermostat housing |
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| Best Compact | LSHDLAM aluminum Coolant Overflow Tank Reservoir Compatible with 2011-2023 … | Premium aluminum durability |
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GDUKOP 603-380 Engine Coolant Reservoir Tank – Reliable Direct Replacement
Brand: GDUKOP
A reliable, cost-effective drop-in replacement for your Charger's coolant tank.
If you need a straightforward, no-fuss replacement for your Charger’s original coolant reservoir, the GDUKOP 603-380 is an excellent choice. It’s crafted from durable, heat-resistant plastic that’s designed to withstand the extreme temperatures under your hood, helping to prevent cracking and leaks over time. The tank comes with a cap and is engineered for a precise, direct fit on 2011-2023 Dodge Charger models, as well as Chrysler 300 and Dodge Challenger from the same years.
Installation is hassle-free—you can simply remove your old tank and snap this one in place without any modifications. It replaces a wide range of OEM numbers, including 55111260AF and 55111260AB, making it a versatile option. For a dependable, affordable fix that gets you back on the road quickly, this tank delivers solid value.
- Heat-resistant plastic construction
- Direct fit for 2011-2023 models
- Includes cap, easy installation
- Plastic may not be as durable as aluminum
- No level markers for easy coolant checks
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- Vehicle Fitment: Compatible with Chrysler: 300 2011-2023; Compatible with Dodge: Challenger Charger 2011-2023
- Replacement OE Number: 603-380, 4596198, 5086226AA, 55111260AB, 55111260AC, 55111260AD, 55111260AE, 55111260AF, 55116897AA
- Premium Quality Construction: Crafted from durable, heat-resistant plastic to withstand extreme engine temperatures and prevent cracking or leaks
- Direct Replacement & Easy Installation: Engineered for precise fitment, allowing for hassle-free installation without modifications
- Enhanced Engine Performance: Maintains proper coolant levels to prevent engine overheating and ensure consistent vehicle performance
PRORONRA 603-380 Engine Coolant Tank – Enhanced Heat Dissipation
Brand: PRORONRA
A well-built tank that focuses on efficient heat transfer for better engine performance.
The PRORONRA 603-380 coolant tank is built from premium plastic that offers both impact resistance and weatherproofing, making it a sturdy upgrade over some OEM options. Its standout feature is its stable heat transfer efficiency, which helps accelerate heat dissipation to maintain your engine at optimal operating temperatures. This is especially beneficial if you drive a Charger with a V6 3.6L or V8 5.7L engine from 2011-2021.
Beyond cooling performance, this tank is designed to enhance fuel efficiency and power output stability over its long service life. Installation is straightforward, and it replaces common part numbers like 55111260AB and 55111260AC. If you want a tank that actively contributes to better engine thermal management, this is a strong contender.
- Premium impact-resistant plastic
- Accelerates heat dissipation
- Long service life, easy installation
- Plastic construction may still crack over time
- No clear level indicators
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- Fits the Following Vehicles:Replacement For Chrysler 300 V6 3.6L V8 5.7L 2011-2021, Replacement For Chrysler 300 V8 6.4L 2012-2014, Replacement For Dodge Challenger V6 3.6L V8 5.7L 2011-2021, Replacement For Dodge Challenger V8 6.4L 2011-2014, Replacement For Dodge Charger V6 3.6L V8 5.7L 2011-2021, Replacement For Dodge Charger V8 6.4L 2012-2014
- Replace Part Number: 603-380, 55111260AB, 55111260AC, 55111260AD, 55111260AE, 55111260AF
- Functionality: Crafted from premium plastic, it offers impact resistance and weatherproofing. With stable heat transfer efficiency, it accelerates heat dissipation to maintain the engine at optimal operating temperatures.
- Economy: Long service life, effectively enhances engine fuel efficiency and power output stability, with easy installation.
- We are delighted to be of service to you! Please feel free to let us know your requirements.
A-Premium Engine Coolant Radiator – Complete Cooling System Upgrade
Brand: A-Premium
A solid, performance-oriented radiator for a complete cooling system overhaul.
When your Charger’s radiator needs replacement, the A-Premium compatible radiator is a comprehensive solution. Designed to fit a wide range of models from 2009-2021, including Chargers with 3.6L V6, 5.7L V8, 6.2L V8, and 6.4L V8 engines, this radiator covers almost every configuration. It’s a standard-duty unit with a single fan and is built to restore your cooling system to optimum performance.
The radiator features a core height of 24-1/8 inches, a thickness of 1 inch, and a width of 18-9/16 inches, with 1-7/16-inch inlet and outlet diameters. It does not include a transmission oil cooler, so make sure your vehicle’s setup matches. Manufactured to strict standards, this is a reliable choice if you need a full radiator replacement rather than just a reservoir.
- Wide vehicle compatibility (2009-2021)
- Restores cooling system performance
- Durable construction, tested to strict standards
- No transmission oil cooler included
- Single fan may not suit all driving conditions
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- [Vehicle Fitment]: Compatible with Chrysler 300 2009-2010 V6 2.7L, 2009-2010 V6 3.5L, 2011-2021 V6 3.6L, 2009-2021 V8 5.7L, 2009-2010 V8 6.1L, 2012-2014 V8 6.4L; Compatible with Dodge Challenger 2009-2010 V6 3.5L, 2011-2021 V6 3.6L, 2009-2021 V8 5.7L, 2009-2010 V8 6.1L, 2015-2021 V8 6.2L, 2011-2021 V8 6.4L, Charger 2011-2021 V6 3.6L, 2011-2021 V8 5.7L, 2015-2021 V8 6.2L, 2012-2021 V8 6.4L—Standard Duty; With Single Fan
- [Reference Number]: 5065240AG, 68050126AA, CH3010355, CH1225198, CU13157, 13157, 13298
- [Specifications]: ① Transmission Oil Cooler Included: No; ② Core Height: 24-1/8 inch; ③ Core Thickness: 1 inch; ④ Core Width: 18-9/16 inch; ⑤ Inlet Diameter: 1-7/16 inch; ⑥ Outlet Diameter: 1-7/16 inch
- [Advantage]: A-Premium Radiator is manufactured and tested to the strictest standards for superior performance to restore the vehicle's cooling system performance to optimum operating condition.
- [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted engine coolant radiator assembly. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.
Dorman 603-056 Front Pressurized Coolant Reservoir – Trusted Brand Reliability
Brand: Dorman
A dependable, brand-name reservoir that offers peace of mind and easy installation.
Dorman is a name you can trust in the automotive aftermarket, and their 603-056 front pressurized coolant reservoir lives up to that reputation. This direct replacement part is engineered to match the fit and function of your original reservoir, ensuring a seamless installation. It’s built from quality materials that can withstand the heat and vibration under your hood, backed by over 100 years of experience.
This reservoir is designed for select Chrysler and Dodge models, including your Charger. It comes with a cap and is pressurized to maintain proper coolant system pressure. If you value a brand with a long history of reliability and want a part that installs without any surprises, the Dorman reservoir is a safe bet.
- 100 years of automotive experience
- Direct fit, seamless installation
- Durable construction for underhood conditions
- Limited to specific Chrysler/Dodge models
- Plastic construction, not aluminum
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- Direct replacement – this engine coolant reservoir matches the fit and function of the original part
- Ideal solution – engineered for a seamless installation
- Durable construction – manufactured from quality materials to withstand underhood heat and vibration
- Trustworthy design – backed by 100 years of automotive aftermarket experience
- Ensure fit – to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
TRQ Radiator Coolant Reservoir Expansion Tank – DIY-Friendly with Video Support
Brand: TRQ
Perfect for DIYers who want visual guidance and a straightforward installation.
If you’re a DIY enthusiast, the TRQ coolant reservoir expansion tank is a fantastic choice. It’s a direct-fit replacement that comes with pre-assembled components, saving you time and effort. But what really sets TRQ apart is their extensive library of DIY installation videos—you can watch a step-by-step guide before you even start, making the repair much more accessible.
This tank replaces part numbers CH3014157, 68237637AA, and 68237637AB, and is built to fit your Charger perfectly. TRQ has been a trusted name for over 25 years, and their commitment to compatibility means you can confirm fitment using Amazon’s garage tool. For a hassle-free installation experience with visual support, this is the reservoir to choose.
- Direct-fit, pre-assembled components
- Large library of DIY installation videos
- 25+ years of aftermarket expertise
- Plastic material, not as durable as aluminum
- Compatibility must be double-checked via garage tool
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- Reference Numbers: CH3014157; 68237637AA; 68237637AB
- YOUR TRUSTED DIY VIDEO SOURCE: TRQ offers the largest catalog of DIY videos for replacement parts, making installation easier and repairs more accessible. Our mission is to help you "View Before You Do," with hundreds of new videos added weekly.
- TRUST & COMPATIBILITY: For over 25 years, TRQ has been the premium choice for direct-fit replacement parts. Confirm fitment with the Amazon Garage "confirmed fit" feature and review our full compatibility chart below before purchase.
- EASE OF INSTALLATION: Save time and effort with pre-assembled components designed as direct replacements for the original equipment, ensuring precise fit and eliminating the need for modifications.
- TRUST & COMPATIBILITY: For over 25 years, TRQ has been the premium choice for direct-fit replacement parts. Confirm fitment with the Amazon Garage "confirmed fit" feature and review our full compatibility chart below before purchase.
- EASE OF INSTALLATION: Save time and effort with pre-assembled components designed as direct replacements for the original equipment, ensuring precise fit and eliminating the need for modifications.
BDFHYK 902-3035 Aluminum Coolant Thermostat Housing – Upgraded Durability
Brand: BDFHYK
A durable upgrade that eliminates a common plastic housing failure point.
The thermostat housing is a critical component that regulates coolant flow, and the BDFHYK 902-3035 takes it to the next level with an upgraded aluminum construction. Unlike the brittle plastic housings that often crack over time, this unit is made from durable aluminum alloy, offering greater strength and resistance to heat and pressure. It’s compatible with 2011-2022 Chrysler 300, Dodge Challenger, and Charger models with the 3.6L V6 engine.
This thermostat housing assembly replaces OEM numbers like 5184977AD and 5184977AE, and it performs the essential function of maintaining your engine at optimal operating temperature. By improving fuel efficiency and prolonging engine life, this upgrade is a smart investment for any Charger owner looking to prevent a common failure point.
- Aluminum construction, more durable than plastic
- Improves fuel efficiency and engine life
- Direct replacement for 3.6L V6 models
- Only fits 3.6L V6 engines
- Slightly more expensive than plastic alternatives
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- 【Fitment information】:Thermostat Housing Assembly Compatible with Chrysler 2011-2022 300; Compatible with Dodge 2011-2022 Challenger, 2011-2022 Charger. Engine fitment:3.6L V6.
- 【OE Part Numbers】:Engine Coolant Thermostat compatible to 902-3035HP 5184977AD 5184977AE 5184977AG 5184977AH 902-3035 824-203 85943 34776.Please confirm fitment by OE number or detailed model and sub-model information.
- 【Function】:Thermostat Housing Assembly is to regulate the temperature of the engine by controlling the flow of coolant through the radiator. The thermostat opens and closes based on the temperature of the engine, allowing coolant to flow through the radiator when the engine is too hot and restricting flow when the engine is too cold. This helps to maintain the engine at an optimal operating temperature, which improves fuel efficiency and prolongs the life of the engine.
- 【High Quality Construction】:The upgraded aluminum coolant thermostat housing assembly is made of durable aluminum alloy, which provides greater durability and strength than traditional plastic housings, reducing the risk of cracking.
- 【Service】:If you encounter any quality problem when using our Thermostat Housing Assembly, we will replace the product with a new one. Any product questions can be raised, we will reply as soon as possible and give a solution.
LSHDLAM Aluminum Coolant Overflow Tank – Premium Long-Lasting Solution
Brand: LSHDLAM
A top-tier aluminum tank that offers exceptional durability and performance.
For the ultimate in durability and performance, the LSHDLAM aluminum coolant overflow tank is a premium choice. Made from quality aluminum alloy, this tank offers superior heat dissipation, corrosion resistance, and structural strength compared to plastic tanks. It’s designed to withstand frequent high-temperature cycles and under-hood conditions, reducing the risk of cracking, fading, or deformation.
This tank is compatible with 2011-2021 Charger models with V6 3.6L, V8 5.7L, and V8 6.4L engines (but not the 6.2L or 6.4L in 2015-2023 models). It features easy-to-read level markers for convenient coolant checks and comes with a cap to maintain proper system pressure. Installation is OEM-style and straightforward for DIY users. If you want a tank that will last for years, this is it.
- Aluminum alloy construction for long life
- Excellent heat dissipation and corrosion resistance
- Clear level markers for easy coolant checks
- Not compatible with 2015-2023 6.2L/6.4L models
- Higher price point than plastic tanks
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- Direct Fit & Vehicle Compatibility Please verify compatibility with your specific vehicle using the Amazon fitment tool before purchase. Compatible with Chrysler 300 (2011-2021 V6 3.6L, V8 5.7L; 2012-2014 V8 6.4L), Dodge Challenger (2011-2021 V6 3.6L, V8 5.7L; 2011-2014 V8 6.4L), Dodge Charger (2011-2021 V6 3.6L, V8 5.7L; 2012-2014 V8 6.4L). Not compatible with 2015-2023 Challenger/Charger V8 6.2L & V8 6.4L. Replaces OEM part numbers: 603-380, 4596198, 5086226AA, 55111260AB, 55111260AC, 55111260AD, 55111260AE, 55111260AF, 55116897AA
- Premium Aluminum Construction for Enhanced Durability Constructed with quality aluminum alloy for improved heat dissipation, corrosion resistance and structural strength. Designed to withstand frequent high-temperature cycles and under-hood conditions, helping reduce risks of cracking, fading or deformation commonly seen with conventional plastic tanks. Tested to handle consistent pressure and vibration for extended service life.
- Stable Cooling System Pressure & Clear Level Monitoring Equipped with a reservoir cap to support proper system pressure regulation, assisting in maintaining coolant performance and stable operating temperatures. The tank features easy-to-read level markers for convenient visual coolant checks, supporting quick inspections without removing the main radiator cap.
- OEM-Style Replacement & User-Friendly Installation Engineered to match OEM dimensions for a direct replacement installation, with no unnecessary modifications required. The installation process follows standard steps: remove the original tank, disconnect hoses, install the new unit and reconnect lines, suitable for DIY users to complete maintenance efficiently.
- Quality Inspection & Support Each coolant reservoir undergoes pressure and leak testing before shipping to help ensure consistent performance. Backed with a 60-month warranty period for added confidence, supported by customer service assistance for product-related questions.
Buyer’s Guide: What to Consider
Choosing the right coolant system part for your Dodge Charger can feel overwhelming with so many options. To help you make the best decision, consider these five key factors before you buy. Each one will guide you toward a part that fits your car, your budget, and your skill level.
- Material: Plastic vs. Aluminum: Plastic reservoirs are affordable and lightweight but can crack over time from heat cycles. Aluminum tanks are more durable, resist corrosion, and dissipate heat better, but cost more. Choose based on your budget and how long you plan to keep the car.
- Compatibility with Engine and Year: Always verify that the part fits your specific Dodge Charger model year and engine size. Many reservoirs fit 2011-2023 models, but some are limited to certain V6 or V8 engines. Use the Amazon fitment tool or check OEM numbers to avoid buying the wrong part.
- OE Replacement vs. Upgrade: If you want a direct, no-hassle replacement, stick with a part that matches the original design. For better performance and longevity, consider an upgraded aluminum thermostat housing or radiator. Upgrades can prevent future failures but may require more attention to fitment.
- Ease of Installation: Most coolant reservoirs and thermostat housings are designed for direct replacement, making them DIY-friendly. Look for parts that come with caps or pre-assembled components to save time. If you're new to car repairs, choose a product with video guides or clear instructions.
- Brand Reputation and Warranty: Trusted brands like Dorman and TRQ offer proven reliability and often back their products with warranties. Lesser-known brands can still be good, but check customer reviews and return policies. A reputable brand can give you peace of mind, especially for critical cooling system parts.
Conclusion
Keeping your Dodge Charger’s cooling system in top shape is essential for reliable performance and engine longevity. Whether you need a simple reservoir replacement, a full radiator upgrade, or a durable aluminum thermostat housing, the products we’ve reviewed cover a range of needs and budgets. For most owners, a direct-fit plastic reservoir like the GDUKOP or Dorman offers a quick, affordable fix, while the LSHDLAM aluminum tank provides lasting durability for those who want the best.
If you’re tackling a larger cooling system issue, the A-Premium radiator is a solid choice for a complete replacement, and the BDFHYK aluminum thermostat housing is a smart upgrade for 3.6L V6 engines. No matter which part you choose, always double-check compatibility with your specific model year and engine. With the right component, you’ll keep your Charger running cool and performing at its best for miles to come.






