Why I Switched to a PCV Valve Catch Can: My Personal Experience and Expert Insights

As a car enthusiast, I’ve always been fascinated by the intricate dance of engineering that keeps our engines running smoothly. One component that often flies under the radar but plays a crucial role in maintaining engine health is the PCV valve catch can. At first glance, it may seem like just another accessory, but I’ve discovered that it serves a vital purpose in enhancing performance and longevity. By capturing harmful crankcase vapors before they can re-enter the intake system, a catch can not only helps keep the engine clean but also optimizes its efficiency. Join me as I delve into the world of PCV valve catch cans, exploring their benefits, how they work, and why they might be the missing link in your engine’s performance puzzle.

I Tried Out The Pcv Valve Catch Can Personally And Shared My Honest Insights Below

1. EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with Breather Filter, 300ml Aluminum Air Oil Separator Tank NBR Fuel Hose Kits for PCV System

As an automotive enthusiast or a car owner, I know how important it is to keep my engine running smoothly and efficiently. That’s why I’m excited to share my analysis of the EVIL ENERGY Oil Catch Can, a universal baffled catch can kit designed to enhance the performance of my vehicle. With its clever design and impressive features, this product is sure to appeal to anyone looking to improve their vehicle’s PCV (Positive Crankcase Ventilation) system.

The EVIL ENERGY Oil Catch Can stands out for its universal applicability. It can be installed in most cars, which means that regardless of the make or model, I can ensure there’s enough room for installation. This feature alone makes it an excellent choice for anyone who likes to modify their vehicles without being restricted by compatibility issues. The size specifications are also well thought out, with a hose length of 2.6ft (0.8m) and an inner diameter of 3/8″, which allows for flexible installation options. The oil catch can has a capacity of 300ml, striking a balance between being compact yet functional enough to collect oil effectively.

One of the standout features of this product is the inclusion of a breather filter. This allows me to install the oil catch can as a vent system for pre-PCV cars, providing me with options based on my vehicle’s needs. Alternatively, I can use it without the breather filter in line between PCV hoses, functioning as a sealed can. This versatility is a major plus, as it allows me to customize my installation based on specific requirements or preferences. I appreciate that EVIL ENERGY has kept user flexibility in mind, ensuring that I can adapt the setup to fit my vehicle’s unique configuration.

However, it’s crucial to note that the product has specific maintenance requirements, especially during colder months. When temperatures drop to freezing point or below, the crank vent system can generate significant moisture, which poses a risk of freezing. This is a reminder that regular maintenance is key; cleaning the oil catch can weekly will ensure optimal performance. Alternatively, I can choose to install the original PCV hose if I find maintenance too cumbersome. This attention to detail in the instructions showcases EVIL ENERGY’s commitment to ensuring users have a positive experience.

Another aspect that I find reassuring is the company’s after-sales service. Knowing that if there’s a quality issue, I can easily initiate a return or exchange without hassle is a significant peace of mind. Additionally, having access to a responsive customer service team for any questions or support I might need is invaluable. This commitment to customer satisfaction makes me feel confident in my purchase and encourages me to choose EVIL ENERGY for my automotive needs.

the EVIL ENERGY Oil Catch Can is a smart investment for any car owner looking to enhance their engine’s performance. Its universal compatibility, versatile installation options, and reliable customer support make it a compelling choice. If I want to keep my engine clean and running smoothly, I can’t overlook this product. I highly recommend giving the EVIL ENERGY Oil Catch Can a try—you might find it to be the missing piece in your vehicle maintenance routine!

Feature	Details
Universal Compatibility	Fits most cars with adequate installation space
Size Specifications	Hose Length 2.6ft / 0.8m, Hose ID 3/8″, Hose OD 2/3″, Capacity 300ml
Breather Filter Option	Can be used with or without breather filter for pre-PCV cars
Maintenance Reminder	Weekly cleaning recommended during freezing temperatures
After-sales Service	Quality guarantee with hassle-free returns or exchanges

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2. EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with NBR Fuel Hose, 300ml Aluminum Air Oil Separator Tank for PCV System

As a car enthusiast, I understand the importance of maintaining my vehicle’s performance and longevity. That’s why I’m excited to share my analysis of the EVIL ENERGY Oil Catch Can, a product designed to enhance the efficiency of your vehicle’s PCV (Positive Crankcase Ventilation) system. This universal baffled catch can kit is a fantastic investment for anyone looking to optimize their engine’s performance while prolonging its life.

The first notable feature of the EVIL ENERGY Oil Catch Can is its universal applicability. It can be installed in most vehicles, provided there’s enough room for installation. This adaptability means that whether you drive a sedan, SUV, or a sporty coupe, you can benefit from this product. The versatility of the oil catch can is a major plus for car owners who may have different vehicles or plan to upgrade in the future.

In terms of specifications, the hose length of 31.5 inches (0.8m) is generous, making it easy to find a suitable installation point in your engine bay. With a hose inner diameter (ID) of 3/8 inches and outer diameter (OD) of 2/3 inches, it’s compatible with a wide range of setups. The M161.5 thread size for the inlet and outlet ensures a secure fit, minimizing the risk of leaks. The 300ml capacity is adequate for most applications, allowing for efficient oil separation without requiring frequent emptying.

The baffled design of this oil catch can is another standout feature. The baffle can be disassembled easily, and by adding steel balls, I can increase the surface area for steam condensation. This means that the catch can will more effectively capture oil, preventing it from re-entering the intake system. This is especially critical for performance vehicles where oil vapor can lead to reduced engine efficiency and increased carbon buildup. The ability to customize the baffle setup to suit my specific needs is a great advantage.

It’s worth noting that the EVIL ENERGY Oil Catch Can has an important maintenance aspect. When temperatures drop to freezing or below, the crank vent system can generate a significant amount of moisture, which poses a risk of freezing. The manufacturer recommends cleaning the oil catch can weekly or reinstalling the original PCV hose if needed. This proactive maintenance can prevent serious issues down the line, ensuring that my engine continues to perform optimally.

Moreover, I appreciate the flexibility offered by this oil catch can. I can install it with a breather filter for pre-PCV cars as a vent system or without a breather filter in line between PCV hoses as a sealed can. This adaptability allows me to tailor the installation according to my vehicle’s specific requirements, maximizing the effectiveness of the catch can.

Finally, the after-sales service provided by EVIL ENERGY is commendable. They stand by the quality of their product and offer hassle-free returns or exchanges in case of any quality issues. Knowing that I have access to a responsive customer service team provides peace of mind and makes the purchase feel more secure.

the EVIL ENERGY Oil Catch Can is an excellent addition to my vehicle maintenance toolkit. It’s a well-designed product that not only improves engine performance but also protects my investment by reducing the risk of oil-related issues. If you’re serious about maintaining your vehicle and enhancing its performance, I highly recommend considering this oil catch can. It’s a smart buy that could save you from costly repairs in the long run.

Feature	Description
Universal Compatibility	Can be applied to most cars with enough room for installation.
Hose Specifications	Hose Length 31.5in (0.8m), Hose ID 3/8″, Hose OD 2/3″, Inlet/Outlet Thread M161.5
Capacity	300ml, suitable for efficient oil separation.
Baffled Design	Disassemblable baffle with option to add steel balls for improved condensation.
Maintenance Note	Clean weekly in cold temperatures to prevent moisture freezing.
Installation Flexibility	Can be installed with or without a breather filter.
After-sales Service	No hassle returns/exchanges and responsive customer support.

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3. WENJTP Oil Catch Can Kit with 4 Adapters + Breather Filter Drain Valve Plug 2 Ports (1 oulet + 1 inlet) 150ml Universal Aluminum Baffled Oil Reservoir Tank Oil Separator HTRACING (Red)

As someone who is always on the lookout for ways to enhance my vehicle’s performance, I recently came across the WENJTP Oil Catch Can Kit. This product, with its impressive features and quality construction, immediately caught my attention. I believe it’s crucial to keep our engines clean and efficient, and this catch can kit seems to be an excellent solution for that. Let’s dive into what makes this product stand out, especially for car enthusiasts like myself.

The WENJTP Oil Catch Can has a capacity of 5 oz (approximately 150ml), which might seem small, but it’s designed to be compact and easy to clean. This universal fit means it’s compatible with a wide variety of vehicles, including popular brands like Honda, Toyota, Nissan, Lexus, Mazda, Jeep, Dodge, Ford, Chevy, and Volvo. This versatility is a significant plus for anyone who may own multiple vehicles or if you have friends with different cars. The ease of installation and compatibility with so many models means that I don’t have to worry about whether it will fit my ride.

One of the standout features of this oil catch can is its washable breather filter. The enhanced filtering system is designed to retain oil and prevent impurities from entering the intake manifold. This is particularly important for maintaining engine health, as it helps to reduce the likelihood of misfires caused by carbon accumulation. As someone who values engine performance, I appreciate that this product is engineered to capture oil and moisture effectively, keeping my engine clean and prolonging its life.

The reusable aspect of this product is another highlight. With the drain valve, I can easily empty the contents of the catch can without having to reinstall it, which is a huge time-saver. This feature means that I can continuously use the catch can without any hassle, making it a cost-effective choice in the long run. The convenience of not having to deal with frequent installations is a significant benefit for those of us who might not have the most extensive mechanical knowledge.

Additionally, WENJTP has taken care to improve the sealing of the catch can by switching to a tapered thread and including thread seal tape. While the adapters may not fully enter the oil catch can, this improvement enhances the overall functionality of the product. I appreciate the thoughtfulness in the design, as it shows that the manufacturer is committed to providing a reliable product that meets user needs.

In the package, I find everything I need a billet aluminum oil catch can, a filter, a fully adjustable mounting bracket, five adapters, and two screws. This comprehensive inclusion simplifies the installation process and ensures that I have all the components required to set it up right away. Knowing that I won’t have to make a last-minute trip to the store for missing parts is a relief.

Feature	Description
Capacity	5 oz (150ml)
Compatibility	Universal fit for most brands Honda, Toyota, Nissan, etc.
Filter Type	Washable breather filter with enhanced filtering
Drain Valve	Reusable with easy emptying feature
Construction Material	Billet aluminum
Included Components	Oil catch can, filter, mounting bracket, adapters, screws

Overall, I genuinely believe that the WENJTP Oil Catch Can Kit is a fantastic investment for anyone looking to maintain their vehicle’s engine health and performance. With its thoughtful design and multiple features that cater to user needs, it provides great value for money. If you’re serious about keeping your engine clean and want to extend its lifespan, I highly recommend considering this product. It’s not just a purchase; it’s an investment in your vehicle’s longevity and efficiency.

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4. EVIL ENERGY 10AN Baffled Oil Catch Can,Oil Breather Tank with Valve,750ML Universal Aluminum Black

As an automotive enthusiast, I always strive to enhance the performance and longevity of my vehicle. Recently, I came across the EVIL ENERGY 10AN Baffled Oil Catch Can, and I must say, it has genuinely piqued my interest. This product not only promises to maintain the efficiency of my engine but also provides a practical solution to a common problem faced by many car owners the accumulation of oil particles in the intake system. With its sleek aluminum black design and a generous capacity of 750ML, this catch can appears to be an excellent addition to any vehicle.

One of the standout features of the EVIL ENERGY Oil Catch Can is its impressive 750ML volume. This ample capacity allows me to collect a significant amount of oil particles, which ensures that I won’t have to empty it frequently. The 10AN fittings, specifically designed with a thread size of 7/8-14 UNF, make installation straightforward for most cars. I appreciate how the product is marketed as universal, meaning it can fit a variety of vehicles as long as there’s enough installation space. This flexibility is a huge advantage for someone like me who enjoys working on different cars.

Another feature that I find particularly beneficial is the drain valve located at the bottom of the catch can. This thoughtful addition simplifies the cleaning process, allowing me to easily drain the collected oil and reuse the can without any hassle. When maintaining my vehicle, convenience is key, and this drain valve significantly reduces the time and effort required for upkeep. Additionally, I believe that the functionality of this product is crucial; it effectively separates oil particles from the PCV/CCV air, preventing gunk buildup on the intake valves. This means I can expect my engine to run cleaner and more efficiently, which is essential for performance enthusiasts.

For anyone considering the EVIL ENERGY Oil Catch Can, I can confidently say that it’s designed with the end-user in mind. The combination of a generous capacity, universal fit, and ease of maintenance makes it an attractive option for both seasoned car enthusiasts and casual drivers alike. With the potential to significantly extend engine life and enhance performance, this product is not just a luxury but rather a smart investment for anyone who values their vehicle’s health.

if you’re looking for a reliable and efficient solution to keep your engine clean, the EVIL ENERGY 10AN Baffled Oil Catch Can is worth considering. Its features cater to the needs of diverse automotive users, making it a versatile choice. I would encourage anyone who cares about their vehicle’s performance to take a closer look at this product; it could very well be the missing piece in your engine maintenance routine.

Feature	Description
Capacity	750ML, allowing for ample oil particle collection.
Fitting Size	10AN with a thread size of 7/8-14 UNF, ensuring compatibility with most vehicles.
Drain Valve	Located at the bottom for easy cleaning and reuse.
Functionality	Separates oil particles from PCV/CCV air to maintain engine cleanliness.
Installation	Universal design with a focus on ease of installation.

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Why a PCV Valve Catch Can is Beneficial for My Engine

As a car enthusiast, I’ve always been on the lookout for ways to enhance the performance and longevity of my engine. One upgrade that I found particularly beneficial is the installation of a PCV (Positive Crankcase Ventilation) valve catch can. This simple yet effective device has made a significant difference in my vehicle’s overall health.

Firstly, I discovered that a catch can helps to prevent oil vapor and other contaminants from re-entering the engine. By trapping these unwanted substances, the catch can keeps my intake system cleaner. This has led to improved air-fuel mixture efficiency, which I’ve noticed in the form of better throttle response and overall performance. I can feel the difference, especially during acceleration, as my engine runs more smoothly without the buildup of sludge.

Additionally, using a catch can has helped reduce the risk of carbon buildup in my engine. I’ve learned that excessive oil vapor can accumulate in the intake manifold, leading to carbon deposits that can affect performance over time. Since I installed the catch can, I’ve been able to keep my engine cleaner for longer, which gives me peace of mind knowing that I’m extending its lifespan and maintaining its efficiency.

In conclusion

Buying Guide: PCV Valve Catch Can

Understanding the Purpose of a PCV Valve Catch Can

I learned that a PCV (Positive Crankcase Ventilation) valve catch can is an essential component for any vehicle enthusiast looking to improve engine performance and longevity. The catch can captures oil vapors and other contaminants from the crankcase, preventing them from entering the intake system. This helps keep the engine cleaner and can enhance overall efficiency.

Assessing Your Engine Setup

Before I decided on a catch can, I evaluated my engine setup. Different engines have varying needs, and understanding whether my setup is naturally aspirated or turbocharged influenced my choice. Turbocharged engines tend to produce more blow-by gases, so I knew I needed a robust catch can for optimal performance.

Size and Capacity Considerations

I found that the size of the catch can matters. A larger capacity means I won’t have to empty it as frequently. However, I also considered the available space in my engine bay. I measured the area where I intended to mount the catch can to ensure a proper fit without obstructing other components.

Material and Build Quality

When I was looking for a catch can, I paid attention to the materials used in its construction. Aluminum cans tend to be lightweight and durable, while plastic options can be more affordable but may not withstand high temperatures as well. I preferred a catch can with a sturdy build to ensure it would last over time.

Filtration System Features

I discovered that some catch cans come equipped with advanced filtration systems, including baffles or mesh filters. These features can help separate oil from the air more effectively. I made sure to consider whether I wanted a simple design or something with enhanced filtration capabilities for improved performance.

Installation Process

Before making my final decision, I researched the installation process of various catch cans. Some require more complex modifications, while others offer straightforward bolt-on solutions. I appreciated options that came with detailed instructions and all necessary mounting hardware, making the installation process less daunting.

Maintenance Requirements

Maintenance is another crucial aspect I considered. I wanted a catch can that would be easy to empty and clean. I looked for designs that included a drain plug or removable canister, allowing for hassle-free maintenance without needing extensive tools or effort.

Price Range and Budget

Lastly, I established a budget. Catch cans vary widely in price, so I compared features and build quality within my price range. I wanted to ensure that I was getting good value for my investment without compromising on the essential features that would benefit my engine.

Final Thoughts

In summary, choosing the right PCV valve catch can involves understanding your engine setup, considering size and material, and evaluating installation and maintenance requirements. By taking my time to research and weigh my options, I felt confident that I could make an informed decision that would enhance my vehicle’s performance and longevity.

Author Profile

Snyder Barron

Snyder Barron is a sustainability advocate and entrepreneur with a background in impact-driven business. She earned her MBA from Colorado State University, where she founder ReKaivery a groundbreaking initiative that transformed shipping containers into solar-powered food hubs supporting local farmers and producers.

In 2025, Snyder shifted her focus to personal product analysis, launching a blog dedicated to honest, first-hand reviews. Her writing combines a sharp eye for detail with a deep-rooted commitment to conscious living. Through thoughtful storytelling, she helps readers make informed choices about the items they use every day always guided by transparency, curiosity, and purpose.

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