Why I Installed a PCV Oil Catch Can: My Expert Experience and Insights on Engine Performance

When I first heard about PCV oil catch cans, I was intrigued by how a seemingly simple component could play such a vital role in maintaining engine health. As I delved deeper into the world of automotive performance, I discovered that these devices are not just trendy accessories for car enthusiasts; they are essential for anyone looking to extend the life of their engine and enhance its efficiency. The concept of a PCV (Positive Crankcase Ventilation) system is often overlooked, yet it serves as a critical mechanism for managing the byproducts of combustion that can accumulate in your engine. In this article, I’ll share my insights on the significance of PCV oil catch cans, how they work, and why they might just be the upgrade your vehicle needs for optimal performance and longevity. Join me as we explore the fascinating interplay of engineering and maintenance that keeps our beloved machines running smoothly.

I Personally Evaluated The Pcv Oil Catch Can And Share My Honest Recommendations Below

1. EVIL ENERGY Baffled Oil Catch Can,Oil Separator Catch Can 300ml Universal Aluminum Black

When it comes to maintaining the health of your vehicle’s engine, investing in a quality oil catch can is a decision I would highly recommend. The EVIL ENERGY Baffled Oil Catch Can stands out as an excellent choice for car enthusiasts and everyday drivers alike. This product boasts a sleek universal design, making it compatible with most vehicles, which is a significant advantage for anyone looking to enhance their engine’s performance without getting bogged down in specifics about car models.

One of the standout features of the EVIL ENERGY oil catch can is its size and capacity. With a 300ml capacity, it’s perfectly sized for various applications while maintaining a compact profile. The specifications include a hose length of 31.5 inches and an inlet/outlet thread of M161.5, which adds versatility for installation in different setups. The hose dimensions (ID 3/8″, OD 2/3″) ensure a secure fit, minimizing the risk of leaks or spills. This thoughtful design means that installation will be straightforward for most users, whether you are a DIY enthusiast or a professional mechanic.

The baffled design of this oil catch can is another feature that I find particularly impressive. The baffle can be disassembled in a rotary manner, allowing for customization based on your needs. By adding steel balls, you can increase the surface area for steam condensation, which helps in effectively capturing oil vapors. This is not just a gimmick; it’s a practical solution that can significantly improve the efficiency of your engine by preventing oil from re-entering the intake system. For anyone who values performance, this feature alone makes the EVIL ENERGY oil catch can a worthwhile investment.

However, it’s essential to keep in mind that maintenance is key. The product notes that during colder temperatures, the crank vent system can generate excess moisture, which could freeze if not properly managed. I appreciate this honesty in the product description as it sets realistic expectations. Regular cleaning of the oil catch can is advised, ideally on a weekly basis, to ensure optimal performance. For those who prefer a more straightforward setup, the option to install the catch can with or without a breather filter offers flexibility tailored to your needs. The catch can can be used as a vent system for pre-PCV cars or sealed in line between PCV hoses, making it adaptable for various engine configurations.

the EVIL ENERGY Baffled Oil Catch Can not only serves to enhance engine longevity but also offers a practical solution to oil management in your vehicle. Its universal fit, effective baffled design, and user-friendly features make it a strong contender for anyone looking to protect their engine from oil buildup and improve performance. If you’re serious about maintaining your vehicle, I genuinely believe that this product is worth considering. The investment in a quality oil catch can like this one could save you from costly repairs down the road.

Feature	Description
Universal Compatibility	Can be applied to most cars with adequate installation space.
Size	Capacity 300ml; Hose Length 31.5in; Hose ID 3/8″; Hose OD 2/3″; Thread M161.5.
Baffled Design	Rotary disassembly feature allows for the addition of steel balls to enhance vapor capture.
Maintenance Note	Recommended weekly cleaning, especially in freezing temperatures.
Installation Options	Can be installed with or without a breather filter based on vehicle configuration.

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2. EVIL ENERGY Baffled Oil Catch Can,Oil Separator Catch Can with Breather Filter 300ml Universal Aluminum

As an automotive enthusiast, I am always on the lookout for products that enhance performance and maintain the longevity of my vehicle. The EVIL ENERGY Baffled Oil Catch Can caught my attention due to its impressive features and universal applicability. This product is designed not just for a specific make or model but can be used across a wide range of vehicles, which is a significant advantage for anyone who enjoys modifying their car or simply wants to ensure optimal engine performance.

The size specifications of the EVIL ENERGY Oil Catch Can are noteworthy. With a hose length of 31.5 inches and a capacity of 300ml, it strikes a good balance between compactness and functionality. The hose dimensions (ID 3/8″, OD 2/3″) are compatible with many existing systems, making installation straightforward. This is especially beneficial for DIY enthusiasts like me who prefer to handle installations on their own. The thread of the inlet and outlet being M161.5 is also a standard size, which further enhances its versatility.

One of the standout features is the inclusion of a breather filter. This allows for flexibility during installation. For those with pre-PCV (Positive Crankcase Ventilation) systems, the breather filter can be utilized for a vent system. Alternatively, it can be installed without the filter, working in line with PCV hoses as a sealed can. This option is crucial for users who wish to customize their setup based on their vehicle’s requirements or their personal preferences.

However, it’s essential to heed the note regarding moisture accumulation, especially in freezing temperatures. The oil catch can can generate significant moisture, which may pose a risk of freezing. Regular maintenance, such as weekly cleaning, is advised to ensure it operates efficiently. This proactive approach to upkeep will not only extend the life of the catch can but also contribute to the overall health of the engine, which is something I highly value as a car owner.

the EVIL ENERGY Baffled Oil Catch Can presents a compelling option for those looking to enhance their vehicle’s performance while protecting the engine from harmful oil and moisture buildup. Its universal application, thoughtful design, and flexibility in installation make it a wise investment. I find that this product is ideal for anyone who wants to take their vehicle’s performance to the next level, whether they are seasoned car enthusiasts or simply looking to maintain their daily driver. With its robust features and ease of use, I highly recommend considering the EVIL ENERGY Oil Catch Can as a valuable addition to your vehicle’s setup.

Feature	Description
Universal Fit	Compatible with most cars, ensuring easy installation.
Size	Hose length 31.5in, Capacity 300ML, Hose ID 3/8″, Hose OD 2/3″.
Breather Filter Option	Can be used with or without a breather filter for flexible installation.
Maintenance Note	Recommended weekly cleaning to avoid moisture buildup, especially in freezing temperatures.

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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 a car enthusiast, I am always on the lookout for ways to enhance my vehicle’s performance and longevity. Recently, I came across the WENJTP Oil Catch Can Kit, and I must say, it has completely changed my perspective on oil management systems. This product is a universal aluminum baffled oil reservoir tank that promises to keep your engine clean and running smoothly, and I couldn’t be more excited to share my thoughts on it.

First off, the WENJTP Oil Catch Can has a maximum capacity of 5 oz (about 150ml). While it may seem small, this design is incredibly practical for various vehicles, making it easy to clean and maintain. Its universal fit allows compatibility with a wide range of car brands, including Honda, Toyota, Nissan, Lexus, Mazda, Jeep, Dodge, Ford, Chevy, and Volvo. This means that regardless of your vehicle, you can benefit from its features. I appreciate that I can install this product without worrying about whether it will fit my car or not.

One of the standout features of this oil catch can is its washable breather filter and enhanced filtering capabilities. The filter respirator is designed to retain oil effectively, while the baffle system in the fuel tank filters out impurities, ensuring that harmful contaminants don’t make their way into the intake manifold. This is particularly important for anyone looking to maintain engine health over time. With the WENJTP Oil Catch Can Kit, I feel more confident that I’m protecting my engine from the detrimental effects of carbon buildup and other impurities.

Another aspect that I find particularly impressive is the reusable drain valve. After installing the valve, maintaining the catch can becomes a breeze. When the can fills up with oil, all I have to do is unscrew the valve to empty it without needing to reinstall anything. This feature not only saves time but also enhances the overall convenience of using this product. I can easily keep my oil catch can in service without the hassle of frequent installations or complicated processes.

Moreover, the baffle system in the tank plays a crucial role in capturing oil and moisture. This prevents misfires due to carbon accumulation, which is a common issue in many engines. By investing in the WENJTP Oil Catch Can, I am confident that I am prolonging the life of my engine, ensuring that it runs smoothly for years to come. It’s a proactive approach to maintenance that I believe every car owner should consider.

It’s worth noting that WENJTP has improved the sealing of the product by switching to a tapered thread and adding thread seal tape. This ensures a better fit and minimizes the risk of leaks. Although the new adapters may not fully enter the oil catch can, this improvement speaks volumes about the brand’s commitment to quality and usability. It’s these thoughtful touches that make me trust the product even more.

In the package, you will receive a billet aluminum oil catch can, a filter, a fully adjustable mounting bracket, five adapters, and two screws. This comprehensive kit provides everything you need for a straightforward installation. The clear instructions make it accessible even for those who might not be mechanically inclined. I appreciate the effort WENJTP has put into ensuring that this product is user-friendly.

Feature	Description
Capacity	5 oz (150ml), compact and easy to clean
Compatibility	Universal fit for most car brands
Breather Filter	Washable filter with enhanced oil retention
Drain Valve	Reusable; easy to empty without reinstalling
Baffle System	Captures oil and moisture, prevents misfires
Package Inclusions	Oil catch can, filter, mounting bracket, adapters, screws

the WENJTP Oil Catch Can Kit is a fantastic investment for anyone looking to maintain their vehicle’s engine health. Its blend of practicality, compatibility, and innovative features makes it a must-have for car enthusiasts and everyday drivers alike. If you care about your car and want to ensure its longevity, I highly recommend giving this product a try. The peace of mind that comes from knowing I’m actively protecting my engine is well worth it.

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4. TEMSONE Universal 2 Port Aluminum 750ml Baffled Oil Catch Can Reservoir Tank with Breather Filter and Drain Valve

I recently came across the TEMSONE Universal 2 Port Aluminum 750ml Baffled Oil Catch Can Reservoir Tank, and I must say, it piqued my interest right away. This product stands out for its practicality and effectiveness, especially for car enthusiasts or everyday drivers who are keen on maintaining their engine’s health. The oil catch can is designed to capture unwanted oil and moisture that can accumulate in your vehicle’s engine, ultimately helping to keep it running smoothly and efficiently.

One of the most notable features of this oil catch can is its baffle system. This feature is crucial because it helps to catch oil and moisture from the PCV (Positive Crankcase Ventilation) or CCV (Crankcase Ventilation) air. By doing so, it minimizes the chances of misfires that can occur due to carbon buildup. For anyone who values their engine’s longevity, this is a significant benefit. A clean engine is not only more efficient but can also lead to better fuel economy and performance. Investing in this catch can could be a game-changer for your vehicle.

Quality is another area where the TEMSONE oil catch can excels. Made from high-quality aluminum, it is both durable and resistant to fading, rust, scratches, and corrosion. This means that even after prolonged use, the product remains in excellent condition, ensuring that you won’t have to replace it frequently. I appreciate products that not only perform well but also stand the test of time. This oil catch can certainly fits that bill, making it a worthy investment for anyone serious about car maintenance.

The capacity of the tank is another highlight. At 750ml (approximately 25.3 oz), it provides ample space to collect oil without needing constant emptying. This is particularly convenient for those who may not have the time or inclination to check their oil catch can frequently. Additionally, the ease of cleaning is a major plus. Having a product that is simple to maintain can significantly enhance the overall user experience.

The package includes everything you need to get started an oil catch can, a breather filter, a drain valve, a hose clamp, and five hose connectors. This comprehensive package ensures that you have all the necessary components for installation, saving you the hassle of purchasing additional parts separately. Furthermore, TEMSONE offers a 12-month warranty and lifelong customer service, which speaks volumes about their commitment to customer satisfaction. Should you have any questions or concerns, you can easily reach out to them for support.

the TEMSONE Universal 2 Port Aluminum 750ml Baffled Oil Catch Can Reservoir Tank is an excellent choice for anyone looking to enhance their vehicle’s performance and longevity. Its features are tailored to meet the needs of both casual drivers and car enthusiasts alike. If you’re serious about maintaining a clean engine and preventing costly repairs down the line, I highly recommend considering this product. With its quality construction, effective design, and excellent customer service, I believe it’s a purchase you won’t regret.

Feature	Description
Keep Engine Clean	Baffle system catches oil and moisture, preventing misfires and prolonging engine life.
Premium Quality	High-quality aluminum construction, rust-resistant, scratch-resistant, and corrosion-resistant.
Big Capacity	750ml capacity allows for less frequent emptying and easy cleaning.
Package Included	Comes with oil catch can, breather filter, drain valve, hose clamp, and hose connectors.
Warranty	12-month warranty and lifelong customer service.

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Why a PCV Oil Catch Can is Beneficial for My Engine

As a car enthusiast, I’ve always been on the lookout for ways to optimize my vehicle’s performance and longevity. One of the best modifications I’ve made recently is installing a PCV (Positive Crankcase Ventilation) oil catch can. This small device has made a significant difference in how my engine operates, and I’d like to share why I believe it’s essential for any car owner.

Firstly, I noticed that my engine was running cleaner since I added the catch can. The oil catch can captures oil vapors and prevents them from re-entering the intake system, which can lead to carbon buildup on valves and in the combustion chamber. By keeping my intake manifold clean, I’ve reduced the risk of performance issues and costly repairs down the line. The peace of mind I get knowing my engine is protected from excessive sludge and deposits is worth its weight in gold.

Additionally, the installation of a catch can has improved my engine’s overall efficiency. With cleaner air-fuel mixture entering the combustion chamber, I’ve experienced a noticeable increase in throttle response and power delivery. This has made driving much more enjoyable and has even led to better fuel economy in certain driving conditions. It’s gratifying

Buying Guide for PCV Oil Catch Can

Understanding the Purpose of a PCV Oil Catch Can

When I first learned about PCV oil catch cans, I was curious about their role in maintaining engine health. Essentially, these devices capture oil vapors and contaminants from the crankcase before they can re-enter the intake system. This process helps keep the engine cleaner and can lead to improved performance over time. Knowing this, I felt it was essential to consider how a catch can could benefit my vehicle.

Types of PCV Oil Catch Cans

I discovered that there are two main types of PCV oil catch cans: baffled and non-baffled. Baffled catch cans have internal structures that help separate oil from air more effectively. This feature was appealing to me, as I wanted to ensure maximum oil capture. Non-baffled versions, on the other hand, are simpler and may be adequate for certain setups. Understanding these options helped me evaluate what might work best for my vehicle.

Material and Build Quality

In my search for a PCV oil catch can, I noticed that material and build quality can vary significantly. Many cans are made from aluminum, which offers a good balance of weight and durability. I found that a well-constructed can, preferably with a powder-coated finish, can withstand the high temperatures and pressures associated with engine operation. This consideration was crucial for my long-term investment.

Capacity and Size

Capacity was another factor I had to consider. I learned that a larger catch can generally allows for more oil accumulation before needing to be emptied. However, I also had to think about the available space in my engine bay. I took measurements and compared them to the dimensions of different cans to ensure a proper fit. Finding the right balance between size and capacity was essential for my setup.

Ease of Installation

As someone who enjoys DIY projects, I wanted a catch can that was easy to install. I researched various mounting options and whether the can came with all necessary hardware. I appreciated detailed instructions and compatibility with my specific engine, as it made the installation process smoother. This consideration saved me time and frustration during my project.

Filtration and Maintenance

I also looked into the filtration systems used in different catch cans. Some cans feature advanced filtration methods that enhance oil separation, which was something I found appealing. Additionally, I wanted to understand how often I would need to empty the catch can and what maintenance would be required. Knowing I could easily maintain the system was important for my peace of mind.

Price Range and Budget

Finally, I had to set a budget for my PCV oil catch can. Prices can vary widely based on brand, features, and material quality. I found it helpful to compare different options within my price range to ensure I was getting the best value for my money. While I didn’t want to skimp on quality, I also wanted to be mindful of my overall budget.

Overall, my experience researching and selecting a PCV oil catch can was enlightening. I felt more informed about the purpose, types, materials, and installation processes involved. By considering these aspects carefully, I was able to make a choice that I felt confident about, ensuring my engine remained in optimal condition for years to come.

Author Profile

Aftri Bernard

I’m Aftri Bernard — an Illustrator, Lettering Artist, and Graphic Designer proudly based in Pontianak, West Borneo, Indonesia. My life has been a bit of a creative zigzag. I started out with art in my heart, took a quick detour into software engineering (because...life), and then finally made my way back to my creative roots in 2018. Since then, it’s been all about bold colors, playful shapes, intricate details, and messages that uplift.

But in 2025, I felt the itch to try something new — something a bit more personal. That’s when I started this blog. Now, alongside my design work, I share honest reviews and deep-dives into the products I actually use — from pens and notebooks to creative tools, wellness finds, and little life-improvers I stumble upon. It’s all about personal product analysis and firsthand experiences.

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