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

As a car enthusiast, I’ve always been fascinated by the intricate systems that keep our vehicles running smoothly. One component that often piqued my curiosity is the PCV valve, an unsung hero in the engine bay. But what really caught my attention was the idea of enhancing its functionality with a catch can. The PCV valve catch can isn’t just a clever accessory; it’s a vital tool that can help maintain engine performance and longevity. In this article, I’m excited to dive into the world of PCV valve catch cans, exploring how they work, their benefits, and why they deserve a spot in your vehicle’s performance toolkit. Whether you’re a seasoned gearhead or just starting to explore the mechanics of your car, understanding this component could lead to significant improvements in your engine’s health and efficiency. Join me as we unravel the mysteries of this intriguing device!

I Personally Evaluated The Pcv Valve Catch Can And Shared 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 an automotive enthusiast, I always keep an eye out for products that enhance engine performance and longevity, and the EVIL ENERGY Oil Catch Can has caught my attention for several compelling reasons. This universal baffled catch can kit is designed to optimize the PCV (Positive Crankcase Ventilation) system in most vehicles, making it a versatile solution for car owners who want to maintain their engine’s health. With its 300ml aluminum air oil separator tank and accompanying NBR fuel hose kits, this product is a worthwhile addition to any car enthusiast’s toolkit.

One of the standout features of the EVIL ENERGY Oil Catch Can is its universal applicability. It fits most cars, which means I don’t have to worry about compatibility issues during installation. The size specifications are practical too; with a hose length of 2.6ft (0.8m) and a hose ID of 3/8″, the kit is adaptable enough to work in various setups. The M161.5 thread size for the inlet and outlet ensures a snug fit, which is crucial for preventing leaks and ensuring optimal performance.

The inclusion of a breather filter is another highlight that I find particularly appealing. For pre-PCV cars, I can install the oil catch can with the breather filter as a vent system, allowing for better airflow and reducing pressure buildup. Alternatively, for those who prefer a more sealed approach, I can install the catch can in line between PCV hoses without the breather filter. This flexibility makes it an excellent choice for different setups and user preferences, allowing me to tailor the installation to my specific needs.

However, I should note that like any automotive component, maintenance is key. The product advises cleaning the oil catch can weekly, especially in colder temperatures when moisture buildup can be a concern. This proactive approach helps prevent freezing issues and ensures that the catch can continues to function effectively over time. For those who might be hesitant about maintenance, the EVIL ENERGY team provides an excellent after-sales service, ensuring that any quality issues can be resolved with a hassle-free return or exchange. Their customer service is responsive, which is a significant plus for anyone who might have questions during installation or use.

the EVIL ENERGY Oil Catch Can is more than just a basic accessory; it’s an investment in the longevity and performance of my vehicle. It offers versatility, practical features, and solid customer support, making it an attractive option for both novice and seasoned car enthusiasts. If I’m looking to improve engine efficiency and reduce harmful oil vapors, this product seems to be a smart choice. I would highly recommend considering the EVIL ENERGY Oil Catch Can as a valuable addition to your vehicle’s performance toolkit.

Feature	Details
Universal Fit	Compatible with most cars, ensuring easy installation.
Size	Hose Length 2.6ft (0.8m), Hose ID 3/8″, Hose OD 2/3″, Inlet/Outlet Thread M161.5, Capacity 300ML.
Breather Filter	Can be used as a vent system for pre-PCV cars or as a sealed can in line with PCV hoses.
Maintenance	Weekly cleaning recommended, especially in freezing temperatures.
After-sales Service	No hassle returns/exchanges and fast customer support.

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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 an automotive enthusiast and someone who cares deeply about maintaining the performance of my vehicle, I found the EVIL ENERGY Oil Catch Can to be a compelling product worth discussing. This universal baffled catch can kit is not just another accessory; it’s a vital component for anyone looking to enhance their vehicle’s efficiency and longevity. With its impressive features, it stands out as a practical solution for managing oil and moisture in the PCV system.

One of the standout features of this product is its baffled design. The inclusion of a removable baffle allows for customization based on individual needs. When I added an appropriate amount of steel wool, I noticed a significant improvement in oil and moisture trapping, which is essential in preventing carbon buildup. This is crucial for maintaining a clean engine and ensuring optimal performance over time. The ability to modify the internal structure of the catch can to suit my vehicle’s specific requirements makes it a versatile choice for many car owners.

Another aspect that impressed me is the universal fit. With a 300ml capacity, this oil catch can is designed to be compatible with most vehicles. This adaptability means I don’t have to worry about whether it will fit in my engine bay; however, it’s essential to ensure that there is sufficient space for installation. I appreciated this feature as it saved me the hassle of looking for a specific model for my car.

The durable NBR fuel hose kit included with the catch can adds significant value. Known for its exceptional wear and heat resistance, the high-quality NBR hose (2.6ft in length with an ID of 3/8” and OD of 2/3”) ensures that I won’t have to worry about premature wear or leaks. The secure fit provided by the M161.5 threaded inlet and outlet ports gives me confidence that the system will remain intact even under high-performance conditions.

One of the most compelling features of the EVIL ENERGY Oil Catch Can is its PCV system compatibility. This flexibility allows me to install the catch can either with or without a breather filter, depending on whether my vehicle is pre-PCV. For pre-PCV cars, using it as a vent system is a great option, while for those with existing PCV hoses, installing it in line provides a sealed environment. This level of adaptability ensures that I can use the product regardless of my vehicle’s setup, which is a major plus.

However, it’s important to note that in freezing temperatures, the crank vent system can generate increased moisture, leading to potential freezing risks. To avoid blockages, I find it necessary to clean the catch can weekly or reinstall the original PCV hose during cold weather. This proactive maintenance is a small price to pay for the significant benefits it brings to my engine’s health.

Lastly, I must mention the after-sales service. The commitment to quality assurance gives me peace of mind knowing that if there’s a quality issue, I can easily return or exchange the product without hassle. Plus, the fast and professional customer service available whenever I have questions makes the purchasing experience smooth and reassuring.

Feature	Description
Baffled Design	Removable baffle for customization and effective trapping of oil and moisture.
Universal Fit	300ml capacity compatible with most vehicles; check for sufficient installation space.
Durable NBR Fuel Hose Kit	High-quality NBR hose; exceptional wear and heat resistance; secure threaded fit.
PCV System Compatibility	Can be installed with or without a breather filter for flexibility based on vehicle type.
After-sales Service	Quality assurance with hassle-free returns and professional customer support.

I wholeheartedly recommend the EVIL ENERGY Oil Catch Can for anyone looking to enhance their vehicle’s performance and reliability. Its innovative design, high-quality materials, and excellent customer support make it a smart investment for anyone who values their car’s upkeep. If you’re serious about maintaining the efficiency of your engine, this product could be a game-changer for you. Don’t hesitate to add this to your vehicle maintenance toolkit—your engine will thank you for it!

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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)

When I first came across the WENJTP Oil Catch Can Kit, I was immediately impressed by its thoughtful design and practical features. This product, with its sleek red aluminum body, not only serves a functional purpose but also adds a touch of style to any engine bay. For car enthusiasts or anyone serious about maintaining their vehicle, this kit is a must-have. The 5 oz (approximately 150ml) capacity is perfect for those looking for an efficient solution without taking up too much space. It’s compact, easy to clean, and is compatible with a wide range of vehicles including Honda, Toyota, Nissan, Lexus, Mazda, Jeep, Dodge, Ford, Chevy, and Volvo. This versatility makes it an ideal choice for almost any car owner.

One of the standout features of the WENJTP Oil Catch Can Kit is its washable breather filter. This enhanced filtering system effectively retains oil and prevents impurities from entering the intake manifold. As someone who values engine performance, I can appreciate how vital it is to keep contaminants out of my vehicle’s system. The baffle system within the oil reservoir tank serves a dual purpose it captures both oil and moisture, which helps to prevent misfires caused by carbon accumulation. This ultimately leads to a cleaner engine and prolongs its lifespan—a win-win situation for anyone who wants to get the most out of their vehicle.

The reusable aspect of this oil catch can is another feature I find particularly appealing. With the convenient drain valve, I can easily empty the can without the hassle of removing and reinstalling it every time it fills up. This means less downtime and more time enjoying the drive. The added benefit of a tapered thread design and thread seal tape improves sealing, ensuring that the catch can functions optimally. Although this may slightly alter the appearance compared to the pictures, the functionality is certainly prioritized here.

In terms of installation, the WENJTP Oil Catch Can Kit comes complete with all the necessary components, including a billet aluminum oil catch can, a filter, an adjustable mounting bracket, five adapters, and two screws. This comprehensive package makes it easy for anyone to install, regardless of their mechanical expertise. The adjustable mounting bracket also allows for a custom fit, enabling me to position it exactly where I need it in my engine bay.

Overall, I genuinely believe that investing in the WENJTP Oil Catch Can Kit is a smart choice for any car owner. It’s designed to keep your engine clean, improve performance, and ultimately save you money on costly repairs down the line. If you care about your vehicle and want to enhance its longevity, this product is worth considering. The combination of practicality, ease of use, and effective oil management makes this kit a compelling addition to my automotive care routine. So why wait? Protect your engine and give your vehicle the care it deserves with the WENJTP Oil Catch Can Kit.

Feature	Description
Capacity	5 oz (150ml) – compact and easy to clean
Compatibility	Universal fit for most cars including Honda, Toyota, Nissan, and more
Breather Filter	Washable filter for enhanced oil retention and impurity reduction
Reusable Design	Drain valve allows for easy emptying without removal
Baffle System	Catches oil and moisture to prevent engine misfires
Installation Kit	Includes catch can, filter, bracket, adapters, and screws

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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 with Breather Filter and Drain Valve, and I must say, it’s an impressive piece of automotive equipment. As someone who values the performance and longevity of my vehicle, I can see how this product could be a game-changer for many car enthusiasts and everyday drivers alike. The thoughtful design and premium materials used in this oil catch can make it a must-have accessory for anyone looking to keep their engine clean and efficient.

One of the standout features of this oil catch can is its baffle system, which is designed to effectively capture oil and moisture from the PCV/CCV air. This is crucial because it helps prevent misfires that can occur due to carbon accumulation in the engine. By using this product, I can already envision the positive impact it would have on engine cleanliness and overall performance. Keeping the engine clean is not just about maintaining aesthetics; it plays a significant role in prolonging the life of the engine and ensuring smooth operation. This means fewer repairs and better fuel efficiency in the long run, which is something every car owner desires.

The build quality of the TEMSONE oil catch can is another aspect that caught my attention. Made from high-quality aluminum, it’s not only durable but also resistant to rust, scratches, and corrosion. This durability ensures that the product can withstand various environmental conditions without fading or deteriorating over time. For me, investing in a product that promises longevity is crucial, especially when it comes to automotive parts that are exposed to various elements.

With a generous capacity of 750 ml (about 25.3 oz), this oil catch can is designed to fit most vehicles easily. This significant capacity allows for less frequent emptying, making it a convenient choice for both daily drivers and performance vehicles. I appreciate the fact that it comes with everything needed for installation, including a breather filter, drain valve, hose clamp, and hose connectors. This comprehensive package means that I would have all the tools necessary to set it up without needing to purchase additional parts, saving both time and money.

Moreover, TEMSONE’s commitment to customer satisfaction is evident in their 12-month warranty and lifelong customer service. This assurance gives me peace of mind, knowing that if I encounter any issues or have questions, support is readily available. It reflects a company that stands behind its product and values customer experience, which is something I always look for when making a purchase.

Feature	Description
Engine Cleanliness	Baffle system prevents carbon accumulation and misfires.
Material Quality	Durable aluminum, rust-resistant, scratch-resistant, and corrosion-resistant.
Capacity	750 ml (25.3 oz), suitable for most vehicles.
Included Items	Oil catch can, breather filter, drain valve, hose clamp, hose connectors.
Warranty	12 months warranty with lifelong customer service.

the TEMSONE Universal 2 Port Aluminum Baffled Oil Catch Can is a fantastic investment for anyone serious about maintaining their vehicle’s performance and longevity. The combination of its effective baffle system, robust material, and generous capacity makes it a practical choice for both novice and experienced car enthusiasts. If you’re looking to enhance your engine’s efficiency while ensuring it remains clean, I wholeheartedly recommend considering this oil catch can. It’s not just a purchase; it’s an investment in the health of your engine.

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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 my vehicle’s performance and longevity. One upgrade that has made a noticeable difference is the installation of a PCV (Positive Crankcase Ventilation) valve catch can. This relatively simple addition has provided several benefits that I couldn’t ignore.

Firstly, the catch can helps to trap oil vapors and other contaminants that would otherwise recirculate through my engine. I noticed that by preventing these harmful substances from re-entering the intake system, my engine runs cleaner and more efficiently. This means less carbon buildup, which is a common issue in many engines, particularly those that are turbocharged or supercharged. By keeping things cleaner, I can maintain better performance and potentially extend the lifespan of my engine.

Additionally, I appreciate how the catch can reduces the likelihood of oil dilution in my combustion chamber. When oil vapors enter the intake, they can mix with fuel, leading to a less efficient burn and even causing knocking. Since I want my car to perform at its best, this reduction in oil contamination has been a game-changer for me. It not only enhances my vehicle’s responsiveness but also contributes to

Buying Guide: PCV Valve Catch Can

Understanding the Purpose of a Catch Can

When I first learned about PCV valve catch cans, I was intrigued by their role in my engine’s performance. A catch can is designed to capture oil vapors and moisture that escape from the Positive Crankcase Ventilation (PCV) system. This helps prevent these contaminants from re-entering the intake system, which can lead to engine knock and deposits in the combustion chamber.

Identifying My Needs

Before I made my purchase, I considered my specific needs. I drive a performance vehicle, and I wanted to enhance its longevity and efficiency. Understanding the type of driving I do—whether it’s daily commuting or track racing—helped me determine how crucial a catch can would be for my engine’s health.

Material and Build Quality

I found that the material of the catch can is vital. Aluminum is a popular choice due to its lightweight and durability, but some options also come in stainless steel. I wanted something that could withstand high temperatures and resist corrosion over time. I paid attention to the overall build quality, ensuring that the welds and seals were solid to prevent leaks.

Size and Capacity

Considering the size of the catch can was another important factor for me. I measured the available space in my engine bay to ensure a proper fit. Additionally, I thought about the capacity of the can itself; a larger capacity means less frequent emptying, which I appreciated for convenience.

Ease of Installation

Installation was a significant concern for me. I wanted a catch can that came with clear instructions and all necessary hardware. I felt more confident knowing that some options even included pre-formed hoses to simplify the process. I preferred a design that would allow me to install it without extensive modifications to my vehicle.

Drainage Options

I considered how the catch can would be drained. Some models come with a built-in drain valve, while others require manual removal to empty the contents. Since I wanted a hassle-free experience, I leaned towards those with easy drainage systems that would minimize mess.

Maintenance Requirements

Maintenance was another aspect I thought about. I knew that the catch can would need to be emptied periodically, so I looked for options that were easy to clean. I wanted a design that allowed me to access the interior easily for routine maintenance.

Price Range

I set a budget for my catch can purchase. Prices can vary significantly based on brand, material, and features. I knew I wanted to balance quality with affordability, avoiding the cheapest options that might compromise performance.

Reviews and Recommendations

Before making my final decision, I sought out reviews from other users. Hearing about their experiences helped me gauge the effectiveness of different catch cans. I looked for feedback on performance, durability, and installation ease to make an informed choice.

choosing the right PCV valve catch can requires thoughtful consideration of my vehicle’s needs and my personal preferences. By evaluating the purpose, material, size, installation ease, and maintenance, I felt empowered to make a decision that would benefit my engine in the long run. Taking the time to research and understand these factors was crucial in ensuring my investment was worthwhile.

Author Profile

Patricia Williams

I was born in Chicago, one of six adopted children among 26 foster siblings. Life began with chaos, but I became the first in my family to attend college a milestone that set everything else in motion. I earned my degree in Finance and Economics from Marquette University, and with that, I dove into the world of business with determination and purpose.

In 2025, I started a new kind of journey one that felt more personal. I began sharing thoughtful insights through PatriciaWilliams.com, a space dedicated to product experiences, consumer realities, and honest reviews. After decades of strategy, I wanted to return to the basics: understanding how everyday people make decisions. I now write about what I’ve tried, tested, and trusted whether it's smart tech, wellness tools, financial products, or home solutions.

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