Why I Switched to a Crankcase Vent Oil Catch Can: My Personal Experience and Expert Insights

As an automotive enthusiast, I’ve always been fascinated by the intricate systems that keep our engines running smoothly. One component that often flies under the radar but plays a pivotal role in engine performance is the crankcase vent oil catch can. I remember the first time I learned about it; I was intrigued by how such a simple device could make a significant difference in the longevity and efficiency of an engine. In essence, a crankcase vent oil catch can serves as a guardian, capturing unwanted oil vapors and contaminants that could otherwise wreak havoc inside the engine. As I delved deeper into the mechanics of this clever contraption, I realized it wasn’t just a piece of equipment; it was a testament to the ingenuity of automotive engineering. Join me as we explore the vital role of oil catch cans, their benefits, and why they should be on every car enthusiast’s radar.

I Personally Tested The Crankcase Vent Oil Catch Can And I’m Sharing My Honest Recommendations 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 a car enthusiast, I understand the importance of maintaining a vehicle’s performance and longevity. That’s why I was excited to come across the EVIL ENERGY Oil Catch Can. This universal baffled catch can kit is not just another accessory; it’s a game changer for anyone looking to enhance their engine’s efficiency. With its 300ml aluminum air oil separator tank and NBR fuel hose kits, this product is designed for the discerning driver who values both performance and reliability.

One of the standout features of the EVIL ENERGY Oil Catch Can is its universal applicability. It can be installed in most cars, which is a significant advantage for those of us who may own multiple vehicles or are considering upgrading our ride. The installation process is straightforward, provided there’s enough room under the hood. The hose length of 2.6ft (0.8m) and the sizes of the hoses (ID 3/8″, OD 2/3″) ensure that I have the flexibility needed for a variety of setups. Additionally, the inlet and outlet threads are standardized at M161.5, making it compatible with a wide range of engines.

Another feature that sets this oil catch can apart is the option to install it with or without a breather filter. For pre-PCV (Positive Crankcase Ventilation) cars, I can set it up as a vent system, which is fantastic for those who want to minimize pressure build-up. Alternatively, if my vehicle has a PCV system, I can use it as a sealed can in line with the PCV hoses. This versatility allows me to tailor the product to my specific needs, which I find incredibly valuable.

Moreover, the EVIL ENERGY Oil Catch Can comes with a crucial note regarding temperature considerations. During freezing temperatures, the crank vent system can produce excess moisture, which could lead to freezing issues. This reminder is essential for anyone living in colder climates, and it emphasizes the importance of regular maintenance. Cleaning the oil catch can weekly is a simple task that can prevent significant issues down the road.

Furthermore, the after-sales service provided by EVIL ENERGY gives me peace of mind. Knowing that there’s a hassle-free return or exchange policy in place means that I can shop with confidence. If I have any questions or need assistance, the customer service team is readily available to offer fast and professional support. This level of commitment to customer satisfaction is something I genuinely appreciate.

Feature	Description
Universal Fit	Compatible with most cars; easy installation with ample space.
Size	Hose Length 2.6ft / 0.8m; Hose ID 3/8″; Hose OD 2/3″; Inlet/Outlet Thread M161.5; Capacity 300ML.
Breather Filter Option	Can be installed with a breather filter for pre-PCV cars or without for PCV hose setups.
Temperature Consideration	Regular cleaning recommended, especially in freezing conditions to avoid moisture build-up.
After-sales Service	Quality assurance with easy return/exchange policy; responsive customer support.

if you’re serious about improving your vehicle’s performance and ensuring its longevity, the EVIL ENERGY Oil Catch Can is definitely worth considering. Its combination of versatility, quality, and user-friendly features makes it an excellent investment for any car owner. Don’t wait too long—enhance your vehicle’s engine health today with this reliable oil catch can! I personally believe it could make a notable difference in your driving experience.

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2. 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 always look for ways to improve my vehicle’s performance and longevity. Recently, I came across the WENJTP Oil Catch Can Kit, and I must say, it has piqued my interest significantly. This product is not just another accessory; it’s a practical solution for anyone looking to maintain their engine’s health. Its compact design, combined with a variety of features, makes it a worthy investment for every car owner.

First and foremost, the 5 oz (150ml) capacity is remarkably efficient for a catch can. While some may think a larger capacity is better, I appreciate the compactness of this unit. It fits snugly in most engine bays, which is especially beneficial for those of us with space constraints. The universal compatibility with major brands such as Honda, Toyota, Nissan, Lexus, Mazda, Jeep, Dodge, Ford, Chevy, and Volvo means that it can serve a wide range of vehicles. This versatility is a major selling point, as I know I can recommend it to friends with different makes and models without worrying about fitment issues.

The washable breather filter is another standout feature. The fact that it retains oil and reduces impurities from entering the intake manifold is crucial for maintaining optimal engine performance. I find it reassuring that this product goes beyond just catching oil; it actively contributes to better engine health. The baffle system is designed to capture oil and moisture effectively, which can help in preventing misfires caused by carbon buildup. Knowing that I am taking steps to prolong my engine’s life gives me peace of mind.

Additionally, the reusable design with a drain valve is an excellent feature. The convenience of being able to empty the can without having to reinstall it is a time-saver and makes maintenance hassle-free. I can easily unscrew the valve when the can is full, which means I can keep my engine clean without unnecessary interruptions to my routine. This practicality is something that every car owner can appreciate.

I also want to highlight the thoughtful design improvements, such as the tapered thread and added thread seal tape for enhanced sealing. While the new adapters may not fully enter the oil catch can, this change improves the overall functionality. It shows that the manufacturer is attentive to the details that can make a significant difference in performance.

In terms of the package contents, the kit includes everything I need to get started a billet aluminum oil catch can, a filter, an adjustable mounting bracket, five adapters, and screws. This comprehensive package makes it easy for anyone, regardless of their mechanical skill level, to install and start using the product right away. I appreciate that I won’t have to hunt down additional components to make it work.

Feature	Description
Capacity	5 oz (150ml) – compact and easy to clean
Compatibility	Universal fit for many car brands including Honda, Toyota, Nissan, and more
Breather Filter	Washable and retains oil, reduces impurities
Reusable Drain Valve	Easy to empty without reinstalling
Baffle System	Catches oil and moisture to prevent misfires
Package Includes	1 oil catch can, 1 filter, 1 bracket, 5 adapters, 2 screws

the WENJTP Oil Catch Can Kit is an exceptional product that offers a blend of functionality, convenience, and peace of mind for car owners. If you’re serious about maintaining your engine’s health and enhancing its performance, I strongly recommend considering this oil catch can kit. It’s a small investment that could save you from much larger repair costs down the road. Don’t wait until it’s too late; take action now and give your engine the care it deserves!

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3. Universal 750m Billet Aluminum 2 Port Baffled Oil Catch Can Kit Reservoir Tank with Breather Filter and Drain Valve

As a car enthusiast, I’m always on the lookout for products that can enhance my vehicle’s performance and longevity. One product that has caught my attention is the ‘Universal 750m Billet Aluminum 2 Port Baffled Oil Catch Can Kit Reservoir Tank with Breather Filter and Drain Valve’. This oil catch can is not just a functional addition to my vehicle; it’s a smart investment in its health and efficiency.

Firstly, let’s talk about the quality of this product. The kit is made from high-quality 6061 aluminum, which is both durable and heat-resistant. This ensures that it can withstand the rigors of engine performance without succumbing to wear and tear. I find this particularly important because, as we all know, a car’s engine operates under extreme conditions, and having a component that can withstand such an environment is vital. The corrosion-resistant properties of the aluminum also mean that I can expect this product to last longer and perform reliably over time.

The functionality of the oil catch can is another standout feature. It effectively catches oil and moisture in the PCV (Positive Crankcase Ventilation) and CCV (Crankcase Ventilation) air. By doing so, it prevents harmful carbon buildup that can lead to misfires and a decrease in engine performance. For someone like me who values a clean engine and wants to maximize its lifespan, this is incredibly reassuring. Knowing that I have a product that actively works to keep my engine clean not only enhances performance but also extends the life of my vehicle.

The package includes everything I need for installation the oil catch can, a breather filter, a drain valve, a hose clamp, and five hose connectors. This comprehensive package makes it straightforward to set up, even for someone who isn’t a professional mechanic. The inclusion of a drain valve is particularly useful, as it allows for easy maintenance; I can empty and clean the catch can with minimal hassle when it fills up with oil.

Another aspect I appreciate is the compatibility of this oil catch can with most cars. This universality means I won’t have to worry about whether it will fit my vehicle or if I need to make additional purchases to get it installed. And with the note that it requires cleaning after filling, I feel confident that I can manage its upkeep without any major commitment of time or effort.

Lastly, the service aspect is commendable. The one-year product quality support gives me peace of mind. If I have any questions or concerns, I can reach out and expect a response within 24 hours. This level of customer service is a significant factor for me when considering a purchase, as it shows that the company stands behind its product and values customer satisfaction.

I believe that the Universal 750m Billet Aluminum 2 Port Baffled Oil Catch Can Kit is a must-have for any car owner looking to enhance their engine’s performance and longevity. With its high-quality construction, effective functionality, and ease of installation, it’s an investment worth making. If you’re serious about maintaining your vehicle, I highly recommend considering this oil catch can. It may just be the upgrade your engine needs!

Feature	Description
Material	High-quality 6061 Aluminum, durable, heat-resistant, and corrosion-resistant
Function	Catches oil and moisture in PCV/CCV air, prevents carbon buildup and misfires
Package Includes	1 x Oil Catch Can, 1 x Breather Filter, 1 x Drain Valve, 1 x Hose Clamp, 5 x Hose Connectors
Compatibility	Compatible with most cars
Maintenance	Requires emptying and cleaning when filled with oil
Support	1-year product quality support, responsive customer service

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. 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 and someone who values the performance and longevity of my vehicle, I was excited to discover the EVIL ENERGY Oil Catch Can. This product is a universal baffled catch can kit designed to enhance the efficiency of a car’s PCV (Positive Crankcase Ventilation) system. With its robust features and user-friendly design, it truly stands out as an essential component for any serious driver looking to maintain their engine’s health.

One of the most appealing aspects of the EVIL ENERGY Oil Catch Can is its universal application. This means it can be installed in most cars, provided there’s enough space for installation. This versatility is a huge plus for car owners like me who may have different vehicles or are considering modifications. The dimensions of the product, including a hose length of 31.5 inches and a capacity of 300ml, strike a balance between compactness and functionality. The specifications, such as the hose ID of 3/8″ and hose OD of 2/3″, ensure compatibility with various setups, making it a breeze to integrate into my existing system.

The baffled design of the catch can is another highlight that caught my attention. It comes with a disassembled baffle that allows me to customize the amount of steel balls for enhanced steam condensation. This feature significantly increases the surface area for catching oil, making the separation process more effective. This means less oil mist entering the intake system, which can lead to improved performance and reduced engine wear over time. For those of us who want to ensure our engines run smoothly and efficiently, this feature is invaluable.

However, it’s worth noting that during colder months, the crank vent system can produce a higher volume of moisture, posing a risk of freezing. The recommendation to clean the oil catch can weekly is practical and shows that the manufacturer is considerate of user experience. Regular maintenance will help prevent potential issues, allowing us to enjoy the benefits of the catch can without worry. Furthermore, the option to install the oil catch can with or without a breather filter adds flexibility for various configurations, ensuring it meets the needs of a range of vehicles.

Customer service is another critical component when purchasing automotive parts, and I appreciate that EVIL ENERGY stands behind its product. Their commitment to quality means that if I encounter any issues, the return or exchange process is hassle-free. Knowing that there’s a professional support team available to assist with any questions gives me peace of mind, reinforcing the idea that I’m making a smart investment for my vehicle.

After considering all these features, it’s clear that the EVIL ENERGY Oil Catch Can is a fantastic addition to any car enthusiast’s toolkit. Not only does it provide essential benefits for engine health, but it also offers flexibility and ease of use. I genuinely believe that investing in this catch can will lead to better performance and longevity for my vehicle. If you’re serious about maintaining your car, I highly recommend giving this product a try. You won’t regret it.

Feature	Description
Universal Application	Compatible with most cars, ensuring easy installation.
Size Specifications	Hose length 31.5in, Capacity 300ml, Hose ID 3/8”, Hose OD 2/3”.
Baffled Design	Customizable baffle with steel balls for improved oil separation.
Maintenance Note	Recommended weekly cleaning to avoid freezing in cold weather.
Flexible Installation	Can be installed with or without breather filter, depending on setup.
After-Sales Support	Quality assurance with hassle-free returns or exchanges.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why a Crankcase Vent Oil 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 modification that has made a significant difference for me is installing a crankcase vent oil catch can. This simple device has helped me in several ways, and I believe it can do the same for anyone looking to improve their vehicle’s health.

Firstly, I’ve noticed a remarkable reduction in oil contamination. The catch can effectively traps oil vapors and other contaminants that would otherwise re-enter the intake system. This means cleaner air is being drawn into the engine, leading to better combustion and, ultimately, improved performance. I’ve experienced smoother acceleration and a noticeable increase in throttle response since I installed it.

Additionally, the catch can helps prevent carbon buildup in the intake manifold. Over time, oil mist can accumulate and form deposits that hinder airflow and efficiency. By capturing these impurities, I’ve been able to maintain a cleaner intake system, which not only optimizes performance but also reduces the risk of costly repairs down the line.

Lastly, the peace of mind that comes with using a catch can is invaluable. Knowing that I’m actively protecting my engine from unnecessary wear and tear gives me confidence

Buying Guide for Crankcase Vent Oil Catch Can

Understanding the Purpose

When I first learned about crankcase vent oil catch cans, I was intrigued by their role in maintaining engine health. These devices help capture oil vapors and prevent them from entering the intake system. This is essential because it keeps my engine cleaner and improves performance over time.

Choosing the Right Size

One of the first things I considered was the size of the catch can. Depending on my vehicle’s engine size and how much oil vapor it produces, I needed a can that would hold enough capacity. I realized that a larger can might be beneficial for high-performance engines, while a smaller one could suffice for daily drivers.

Material Quality Matters

As I began to explore options, the material of the catch can caught my attention. I found that aluminum is lightweight and durable, making it a great choice for long-term use. I also noticed that some cans are made from plastic, which may not withstand high temperatures as effectively.

Filtration System

The filtration system was another crucial aspect I considered. I learned that catch cans can come with different types of filters, including coalescing filters that effectively separate oil from vapor. I wanted to ensure that my chosen catch can had a robust filtration system to maximize efficiency.

Ease of Installation

Installation was a significant factor for me. I preferred a catch can that offered straightforward installation instructions and included all necessary hardware. I didn’t want to deal with complicated setups or require professional assistance.

Maintenance Requirements

I realized that maintenance is key to the longevity of any catch can. I looked for options that allowed for easy access and cleaning. Some catch cans have a drain plug, which makes it easier to empty accumulated oil without the mess.

Budget Considerations

Budget was another important factor in my decision-making process. I found that prices can vary widely based on brand and features. I set a budget that allowed me to invest in a quality product without breaking the bank.

Brand Reputation and Reviews

Before making my final decision, I took some time to research brand reputation and user reviews. I wanted to know what others experienced with specific catch cans. Positive feedback from fellow automotive enthusiasts helped guide my choice.

Final Thoughts

buying a crankcase vent oil catch can is a decision that requires careful consideration of several factors. By focusing on size, material quality, filtration systems, installation ease, maintenance, budget, and brand reputation, I felt more equipped to make an informed choice. My engine’s health and performance depend on it, and I’m excited to see the benefits in the long run.

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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