Have you ever struggled with a loose or faulty oil filler cap just when you needed to check your engine oil? It’s frustrating to deal with leaks, messes, or even warning lights that come from a bad cap.
These small parts play a big role in keeping your 6. 7 Cummins engine running smoothly and safely. Choosing the right oil filler cap can save you from unnecessary headaches and help your truck perform better every day. Whether you drive a Dodge Ram or a Freightliner, a reliable cap fits perfectly and seals tightly.
In this review, I’ll share some top options that make maintenance easier and protect your engine. Keep reading to find the perfect oil filler cap for your Cummins and enjoy a smoother, worry-free driving experience.
Mysttoo Oil Filler Cap W/seals
The Mysttoo 3968283 Oil Filler Cap with Seals is ideal for vehicle owners and mechanics who need a reliable and compatible replacement part for their 2003-2019 Dodge Ram 2500, 3500, 4500 Cummins 5.9L and 6.7L engines as well as for various 2003-2020 Freightliner models such as MT55, MT45, MT35, FC70, FC80, and FS65. This product is perfect for those seeking a durable, easy-to-install oil filler cap that ensures a tight seal and prevents oil leaks in heavy-duty trucks.
Pros:
- Compatible with a wide range of Dodge Ram and Freightliner models
- Includes seals for enhanced leak prevention
- Lightweight design at approximately 0.08 pounds
- Durable black finish for longevity and aesthetic appeal
- Manufactured by Mysttoo Worldcross, a trusted brand
Cons:
- May require verification of fit for non-listed vehicle models
- No additional color options available
The Mysttoo 3968283 Oil Filler Cap is engineered to provide a secure and tight seal on your engine’s oil filler opening, which is crucial for maintaining engine performance and preventing contamination. Its compatibility with multiple heavy-duty truck models makes it a versatile choice for fleet owners and individual truck enthusiasts. The inclusion of seals ensures that oil leakage is minimized, enhancing engine cleanliness and longevity.
Crafted with precision by Mysttoo Worldcross, this oil filler cap features a robust black finish that resists wear and tear from regular use and exposure to engine heat. Its lightweight nature makes installation straightforward, while its design guarantees a snug fit, contributing to overall engine efficiency and peace of mind for users who demand reliability from their vehicle components.
Plentzom Oil Filler Cap
The PLENTZOM Oil Filler Cap 3968283 3968202 is ideal for vehicle owners and mechanics who need a reliable and compatible oil filler cap for their Dodge Ram 5.9L and 6.7L Cummins engines, as well as for those working with 2016-2020 Freightliner MT55 and MT45 models. If you want a durable, easy-to-install cap with excellent sealing capabilities, this product is designed to meet those demands.
Pros:
- Made by trusted brand PLENTZOM ensuring quality and compatibility
- Compatible with multiple engine models including Dodge Ram 5.9L, 6.7L Cummins, and Freightliner MT series
- Features chrome finish with black accents for a sleek and durable appearance
- Comes with reliable seals to prevent oil leaks and contamination
- Lightweight design at approximately 0.09 pounds for ease of handling and installation
Cons:
- May not fit non-listed vehicle models or non-Cummins engines
- Chrome finish could be prone to scratching if not handled carefully
The PLENTZOM Oil Filler Cap is engineered to provide a secure and leak-proof fit for specific Dodge Ram and Freightliner engines. Its compatibility with a broad range of engines, including the Cummins 5.9L and 6.7L, makes it a versatile choice for truck owners and mechanics alike. The inclusion of seals ensures that the engine oil remains uncontaminated, which is crucial for maintaining engine performance and longevity.
Constructed with a combination of chrome and black accents, this oil filler cap not only offers functional benefits but also enhances the engine bay’s aesthetics. The lightweight design allows for quick and effortless installation or replacement, saving valuable time during maintenance. Overall, the PLENTZOM Oil Filler Cap represents a reliable, high-quality solution for those needing an OEM-compatible replacement part.
Kweiny Engine Oil Filler Cap Aluminum
The kweiny Engine Oil Filler Cap Aluminum is ideal for vehicle owners and mechanics who demand a reliable and durable replacement part for their Chrysler, Dodge, Jeep, Ram, Mitsubishi, and Mini models from 1993 to 2020. If you are looking for a high-quality, easy-to-install oil filler cap that ensures a secure seal and enhances engine performance, this product is perfect for you.
Pros:
- Durable aluminum construction provides long-lasting performance and resistance to wear.
- Compatible with a wide range of vehicle models from multiple popular brands.
- Compact dimensions (1.3 inches height, 2.48 inches width and length) fit perfectly in the engine bay.
- Eye-catching blue color adds a customized look to your engine.
- Manufactured by Xingzhu, ensuring quality and reliability.
Cons:
- May not fit vehicles outside the specified model years and brands.
- Aluminum material might get hot under extreme engine temperatures.
The kweiny Engine Oil Filler Cap Aluminum stands out due to its robust build and compatibility with various vehicle makes and models spanning nearly three decades. Its lightweight yet sturdy aluminum construction guarantees resistance against corrosion and engine heat, making it a dependable choice for maintaining engine integrity. Additionally, the precise dimensions ensure a snug fit, preventing oil leaks and contamination.
Beyond its functional advantages, this filler cap also offers aesthetic benefits with its distinctive blue color, allowing car enthusiasts to personalize their engine compartments. Easy installation and trusted manufacturing by Xingzhu make it a practical upgrade for anyone seeking both performance and style in their vehicle maintenance routine.
Cap-oil Filler W/seal O-ring
The Cap-Oil Filler W/Seal O-ring is ideal for vehicle owners and mechanics who own or service 2000-2022 Dodge Ram 2500, 3500, 4500, 5500 Cummins 5.9L and 6.7L models as well as 2003-2020 Freightliner MT55, MT45, MT35, FC70, FC80, and FS65 trucks. If you need a reliable replacement oil filler cap that ensures a secure seal and prevents oil leaks, this product is a perfect fit. It’s especially suitable for those looking to maintain engine integrity and performance with genuine-compatible parts.
Pros:
- Compatible with a wide range of Dodge Ram and Freightliner models from 2000 to 2022
- Includes a durable seal O-ring to prevent leaks and maintain engine cleanliness
- Manufactured by Vrytos, ensuring quality and fitment
- Sleek black color that complements engine aesthetics
Cons:
- Limited to specific vehicle models and years, not universal
- Replacement may require some mechanical knowledge for proper installation
The Cap-Oil Filler W/Seal O-ring is engineered to provide a tight and secure fit, which is crucial in maintaining engine oil integrity. By including a high-quality seal O-ring, it prevents oil leaks that could lead to engine damage or messy engine bays. This product’s compatibility with multiple Dodge Ram and Freightliner models ensures that users receive a tailored fit without the guesswork of universal parts. The black finish adds an understated yet professional look under the hood.
Additionally, being manufactured by Vrytos, a trusted brand in automotive components, guarantees durability and reliability. The oil filler cap plays a key role in protecting the engine from contaminants and maintaining optimal oil pressure, contributing to the overall longevity and performance of your vehicle. Whether you are a DIY enthusiast or a professional mechanic, this cap offers an efficient and dependable solution for oil filler replacement.
Oil Filter Plug Tool
The Oil Filter Plug Tool made from Aluminum Alloy is ideal for vehicle owners and mechanics who frequently service heavy-duty trucks, specifically Dodge Ram 2500, 3500, 4500, 5500 models with Cummins Turbo Diesel 5.7L, 6.4L, and 6.7L engines. If you need a durable and precise tool to remove oil filter caps efficiently without damage, this red-colored tool by minlen is perfect for you.
Pros:
- Made from durable aluminum alloy for long-lasting use
- Designed specifically for various Dodge Ram Cummins engines ensuring perfect fit
- Lightweight and compact with dimensions of 0.3 x 0.3 x 0.3 inches and weighing only 0.154 lbs
- Bright red color for easy visibility in toolboxes or workspaces
- Manufactured by trusted brand minlen known for quality automotive tools
Cons:
- Limited to specific Dodge Ram models and engine types
- Small size might be difficult to handle for users with larger hands
This Oil Filter Plug Tool is crafted from high-quality aluminum alloy which ensures strength and resistance to corrosion, making it an essential addition to your automotive toolkit. Its precise fit for various Dodge Ram Cummins turbo diesel engines guarantees that you can easily remove and install oil filter caps without causing damage to the filter or the vehicle components. The compact size and lightweight design make it highly portable and convenient to use even in tight spaces.
Additionally, the vibrant red color not only adds a professional look but also helps you quickly locate the tool among other equipment. Manufactured by minlen, this tool meets stringent quality standards, providing reliable performance and durability for regular maintenance tasks. Overall, this tool offers efficiency, convenience, and peace of mind for anyone maintaining their Dodge Ram diesel trucks.
Frequently Asked Questions
What Vehicles Are Compatible With The 6.7 Cummins Oil Filler Cap?
The 6. 7 Cummins oil filler caps fit Dodge Ram 2500, 3500, 4500, and 5500 models from 2000 to 2022. They also suit Freightliner MT55, MT45, MT35, FC70, FC80, and FS65 trucks from 2003 to 2020. Compatibility varies by cap brand and model.
How Do I Choose The Right Oil Filler Cap For My Cummins Engine?
Select a cap compatible with your engine model and year. Check for seals or O-rings included. Aluminum alloy caps offer durability. Verify fit for Dodge Ram or Freightliner models. Brands like Mysttoo, PLENTZOM, and kweiny provide reliable options.
Can I Use The Oil Filler Cap On Both Dodge Ram And Freightliner?
Yes, many oil filler caps are designed for both Dodge Ram and Freightliner trucks. Ensure the cap part number matches your vehicle specifications. Proper sealing and fit are essential for engine protection and oil retention.
What Tools Are Recommended For Removing The 6.7 Cummins Oil Filler Cap?
Use an aluminum alloy oil filter cap removal tool designed for Dodge Ram models. This tool prevents damage and ensures easy removal. Brands offer compatible tools specifically for Cummins 5. 7L, 6. 4L, and 6. 7L engines.
Why Is The Oil Filler Cap Seal Important For Cummins Engines?
The seal or O-ring prevents oil leaks and contaminants from entering the engine. A secure seal maintains proper oil pressure and engine performance. Replacing the cap with one including a quality seal is essential for engine health.
Are Aluminum Oil Filler Caps Better Than Plastic Ones For Cummins Engines?
Aluminum caps offer higher durability, corrosion resistance, and a better seal compared to plastic. They withstand high engine temperatures and provide a secure fit. Many Cummins owners prefer aluminum for longevity and reliability.
Conclusion
Choosing the right 6. 7 Cummins oil filler cap helps protect your engine from leaks and dirt. Quality caps fit well and come with seals to keep oil secure. Brands like Mysttoo, PLENTZOM, and kweiny offer reliable options for various Dodge Ram and Freightliner models.
Using a proper cap also prevents contamination and maintains engine health. Easy installation means you can replace a worn cap quickly. Don’t overlook the importance of this small but vital part. It keeps your diesel engine running smoothly and extends its life.
Always pick a cap compatible with your vehicle’s make and model. Regular checks ensure the cap stays tight and seals properly. A good oil filler cap is a simple step toward better engine care. Small parts, big impact.
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