Engines, especially high-performance ones like the 6.4 Hemi, can suffer from oil blow-by. That’s when oil vapors escape the crankcase and end up in your intake manifold. This gunk can reduce your engine’s efficiency and even cause knocking. An oil catch can is designed to prevent this issue. It filters out the oil and other contaminants, keeping your intake clean and your engine running smoothly. Here, I’ll walk you through some of the best oil catch cans available for the 6.4 Hemi, helping you choose the right one to protect your engine.
Product Overview / Quick Summary
- Mishimoto Baffled Oil Catch Can: Excellent overall performance and build quality, highly effective at preventing oil buildup.
- American Car Craft Oil Catch Can: Eye-catching design, easy installation, and good filtration capabilities.
- UPR Products Billet Oil Catch Can: High-end construction, superior oil separation, and a larger capacity.
- JLT Performance Oil Separator: Simple design, effective at capturing oil, and a budget-friendly option.
- Saikou Michi Co. Catch Can Kit: Customizable options, robust build, and efficient oil separation.
Top 5 Best Oil Catch Can For 6.4 Hemi Reviews
1. Mishimoto Baffled Oil Catch Can
The Mishimoto Baffled Oil Catch Can is a top-tier choice for 6.4 Hemi owners. It’s designed to effectively separate oil from the crankcase vapors, preventing it from entering your intake manifold. This catch can is known for its robust construction and efficient baffling system, which maximizes oil capture.
Pros:
- ✅ Excellent build quality and durability
- ✅ Highly effective baffling system for maximum oil separation
- ✅ Easy to install with included hardware
Cons:
- ❌ Can be slightly more expensive than other options
- ❌ Some users may find the drain valve placement inconvenient
- ❌ Requires occasional draining to maintain optimal performance
Verdict: If you’re looking for a high-quality, reliable oil catch can that offers superior performance, the Mishimoto Baffled Oil Catch Can is an excellent investment for your 6.4 Hemi.
2. American Car Craft Oil Catch Can
The American Car Craft Oil Catch Can not only performs well but also adds a touch of style to your engine bay. Made from high-quality materials, this catch can effectively separates oil and other contaminants from the engine’s blow-by gases. It’s designed for easy installation and provides a noticeable improvement in engine cleanliness.
Pros:
- ✅ Eye-catching design and finish
- ✅ Easy installation with detailed instructions
- ✅ Good filtration capabilities
Cons:
- ❌ May require additional modifications for certain models
- ❌ Can be pricier compared to standard catch cans
- ❌ The polished finish may require regular cleaning to maintain its appearance
Verdict: The American Car Craft Oil Catch Can is a great choice for those who want both performance and aesthetics. It’s effective at keeping your engine clean and adds a custom look under the hood.
3. UPR Products Billet Oil Catch Can
The UPR Products Billet Oil Catch Can is a premium option for 6.4 Hemi owners seeking top-of-the-line performance. Constructed from high-quality billet aluminum, this catch can offers superior durability and oil separation. Its larger capacity means you won’t have to empty it as frequently, making it a convenient choice.
Pros:
- ✅ High-end construction with billet aluminum
- ✅ Superior oil separation and filtration
- ✅ Larger capacity for less frequent draining
Cons:
- ❌ Higher price point compared to other catch cans
- ❌ Installation may require some mechanical knowledge
- ❌ The larger size might be a tight fit in some engine bays
Verdict: If you’re willing to invest in a top-quality oil catch can that offers exceptional performance and durability, the UPR Products Billet Oil Catch Can is an excellent choice for your 6.4 Hemi.
4. JLT Performance Oil Separator
The JLT Performance Oil Separator is a straightforward and effective solution for preventing oil blow-by in your 6.4 Hemi. With a simple design and easy installation, this catch can is a popular choice for those looking for a reliable and affordable option. It efficiently captures oil and other contaminants, helping to keep your intake clean.
Pros:
- ✅ Simple and effective design
- ✅ Easy to install with basic tools
- ✅ Budget-friendly option
Cons:
- ❌ May not be as visually appealing as other catch cans
- ❌ Smaller capacity requires more frequent draining
- ❌ The finish might not be as durable as higher-end models
Verdict: For those seeking an affordable and reliable oil catch can that gets the job done, the JLT Performance Oil Separator is a solid choice. It’s easy to install and effectively captures oil, protecting your engine.
5. Saikou Michi Co. Catch Can Kit
The Saikou Michi Co. Catch Can Kit offers a customizable and robust solution for managing oil blow-by in your 6.4 Hemi. With various options and configurations available, you can tailor this catch can to your specific needs. It’s known for its efficient oil separation and durable construction, making it a reliable choice for performance enthusiasts.
Pros:
- ✅ Customizable options to fit specific needs
- ✅ Robust build quality for long-lasting performance
- ✅ Efficient oil separation and filtration
Cons:
- ❌ Installation can be more complex than other catch cans
- ❌ May require additional research to choose the right configuration
- ❌ The wide range of options can be overwhelming for some users
Verdict: If you’re looking for a highly customizable and durable oil catch can that offers excellent performance, the Saikou Michi Co. Catch Can Kit is a great option. Just be prepared to spend some time configuring it to your specific needs.
Buying Guide
Choosing the right oil catch can for your 6.4 Hemi involves considering several factors. Here are some tips to help you make an informed decision:
- Material and Build Quality: Look for catch cans made from durable materials like billet aluminum or high-quality steel. These materials can withstand the harsh conditions of the engine bay and provide long-lasting performance.
- Capacity: Consider the capacity of the catch can. A larger capacity means you won’t have to empty it as frequently. However, make sure it fits comfortably in your engine bay.
- Baffling System: The baffling system is crucial for effective oil separation. A well-designed baffling system will maximize the amount of oil captured, preventing it from reaching your intake manifold.
- Installation: Check the ease of installation. Some catch cans come with detailed instructions and all the necessary hardware, making the installation process straightforward. Others may require additional modifications or mechanical knowledge.
- Drainage: Consider how easy it is to drain the catch can. Some models have a convenient drain valve, while others require you to remove the entire can.
- Price: Set a budget and compare prices. While it’s tempting to go for the cheapest option, investing in a higher-quality catch can can provide better performance and durability in the long run.
FAQs
Q: What is an oil catch can and why do I need one for my 6.4 Hemi?
A: An oil catch can is a device that filters oil and other contaminants from the crankcase vapors before they enter the intake manifold. It helps prevent oil buildup in the intake, which can improve engine performance and longevity.
Q: How often do I need to empty my oil catch can?
A: The frequency of emptying your oil catch can depends on your driving habits and the amount of blow-by your engine produces. Generally, it’s a good idea to check it every 3,000 to 5,000 miles and empty it as needed.
Q: Can I install an oil catch can myself, or do I need a professional?
A: Many oil catch cans are designed for easy installation and can be installed with basic tools. However, if you’re not comfortable working on your car, it’s always best to have a professional install it.
Q: Will an oil catch can void my warranty?
A: Installing an oil catch can shouldn’t void your warranty, but it’s always a good idea to check with your dealer. As long as the installation doesn’t directly cause a failure, it should be fine.
Q: Are all oil catch cans universal, or do I need one specifically for my 6.4 Hemi?
A: While some catch cans are universal, it’s best to choose one that’s specifically designed for your 6.4 Hemi. These catch cans are often easier to install and provide a better fit.
Conclusion
Choosing the right oil catch can for your 6.4 Hemi can make a significant difference in your engine’s performance and longevity. All the options I’ve covered here offer unique benefits, from the superior baffling of the Mishimoto to the stylish design of the American Car Craft. Weigh your priorities, consider your budget, and pick the one that best suits your needs. You’ll be glad you took the time to protect your engine from harmful oil blow-by.
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