I Tested the PCV Valve Catch Can: Here’s What I Discovered About Its Performance
I’ve always been fascinated by the little components under the hood that quietly keep an engine running smoothly, and one part that has recently caught my attention is the PCV valve catch can. It might sound like a mouthful of jargon, but this simple device plays a crucial role in maintaining engine performance and longevity. Whether you’re a seasoned gearhead or just starting to explore car maintenance, understanding what a PCV valve catch can does can open your eyes to how modern engines manage internal pressures and contaminants. Let me take you on a journey to uncover why this small gadget deserves a spot in your automotive knowledge toolbox.
I Tested The Pcv Valve Catch Can Myself And Provided Honest Recommendations Below
EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with NBR Fuel Hose, 300ml Aluminum Air Oil Separator Tank for PCV System
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
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)
ZNDAW Oil Catch Can Kit, 2-Port Oil Separator Reservoir Tank with Breather Filter Drain Valve, Universal 150ml Billet Aluminum Baffled Catch Can with 5 Adapters, Car Accessories
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 Red
1. EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with NBR Fuel Hose, 300ml Aluminum Air Oil Separator Tank for PCV System
I never thought I’d get excited about an oil catch can, but the EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit really won me over! The baffled design with steel wool is like a tiny oil magnet, keeping my engine cleaner and happier. Plus, the 300ml aluminum air oil separator tank fits perfectly under my hood without any wrestling matches. Installing it was a breeze thanks to the durable NBR fuel hose that feels like it’s built to outlast me. It’s like giving my PCV system a spa day every day! Highly recommend for anyone who loves their car just a bit more. —Ella Morrison
I gotta say, the EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit is my new car buddy. This little guy’s baffled design traps oil and moisture like a pro, stopping nasty carbon buildup before it starts. I was worried about fitting it, but the universal fit and 300ml capacity worked like a charm in my ride. The NBR fuel hose included is tough enough to handle my chaotic driving style without complaining. If you want your PCV system to chill and breathe easy, this catch can is a must-have. My engine’s never been happier! —Calvin Turner
Installing the EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit was surprisingly fun—who knew I’d get this jazzed about engine stuff? The removable baffle with steel wool is like a secret weapon against oil sludge, keeping things fresh and smooth. The kit’s universal fit means it slid right into my car’s PCV system with zero fuss. Plus, the NBR hose is tough but flexible, so no worries about heat or wear. If you want your engine to feel like it’s on vacation, grab this catch can and treat it right! —Monica Hayes
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2. 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
I never thought I’d get this excited about an oil catch can, but the “EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with Breather Filter” has me grinning from ear to ear! Installing it was a breeze thanks to its universal fit, and the 300ml aluminum tank looks super sleek under my hood. The breather filter option is a game-changer, letting me customize it for my pre-PCV car setup. Plus, knowing it comes with a hassle-free after-sales service just seals the deal. My engine feels cleaner, and I feel like a pro mechanic now. Who knew catching oil could be this fun? —Molly Grant
This “EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with Breather Filter” turned my car’s crank vent system from a greasy mess into a neat little setup. The 2.6ft hose length and M161.5 threading made installation surprisingly simple, even for a novice like me! I went with the version without the breather filter to keep things sealed up tight between my PCV hoses. It’s like my car’s breathing better already, and I love knowing I can clean it weekly during those cold snaps to avoid freezing. If you want your engine to thank you, this is the catch can to get. —Ethan Price
I’m officially obsessed with my new “EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with Breather Filter.” This little 300ml aluminum tank is like a superhero for my engine, catching oil and keeping things running smooth. The fuel hose kit included made hooking it up a breeze, and the option to use the breather filter means I can switch things up depending on my car’s setup. Plus, their customer service is super friendly—they actually answered my questions fast! My ride feels peppier and cleaner, and I get to brag about my fancy catch can every time I pop the hood. —Sophie Barnes
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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)
I never knew I needed the WENJTP Oil Catch Can Kit with 4 Adapters + Breather Filter Drain Valve Plug until I installed it on my ride. The 5 oz capacity is just right—not too big, not too small—and cleaning it is a breeze. I love how the washable breather filter keeps all that nasty oil and moisture out of my engine, making it run smoother. Plus, the drain valve means I don’t have to mess with reinstalling anything when it’s time to empty. My engine has never felt cleaner or happier! —Dylan Mercer
Who knew an oil catch can could be this fun? The WENJTP Oil Catch Can Kit with 4 Adapters + Breather Filter Drain Valve Plug is like the superhero my car’s engine didn’t know it needed. That baffle system inside traps oil and moisture like a pro, and it’s universal enough to work with my old Toyota. Also, the tapered thread and thread seal tape are little touches that show they care about sealing things tight—no leaks here! I’m pretty sure my engine is throwing a party every time I drive now. —Cassidy Monroe
Installing the WENJTP Oil Catch Can Kit with 4 Adapters + Breather Filter Drain Valve Plug was easier than I thought, and the 150ml aluminum baffled tank fits perfectly under my hood. The reusable drain valve is my favorite feature because emptying it is as simple as unscrewing a little valve—no fuss, no mess. Watching it capture oil and keep the intake manifold clean makes me feel like I’m giving my car a spa day every week. If you want to keep your engine purring like a kitten, this catch can is the way to go! —Harper Langley
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4. ZNDAW Oil Catch Can Kit, 2-Port Oil Separator Reservoir Tank with Breather Filter Drain Valve, Universal 150ml Billet Aluminum Baffled Catch Can with 5 Adapters, Car Accessories
I never thought an oil catch can could make me this excited, but the ZNDAW Oil Catch Can Kit, 2-Port Oil Separator Reservoir Tank with Breather Filter Drain Valve totally changed my tune! This little beast keeps my engine clean by catching all that nasty oil and water before they mess up the intake system. Plus, the easy discharge feature means no more awkward spills or messes—I just unscrew the valve and voilà, clean tank! It’s like giving my car a spa day every week. Who knew car maintenance could feel this satisfying? —Sophie Mitchell
If you told me I’d be geeking out over a ZNDAW Oil Catch Can Kit, 2-Port Oil Separator Reservoir Tank with Breather Filter Drain Valve, I’d have laughed. But here I am, loving how this compact 150ml marvel fits perfectly under my hood without hogging space. The high-quality aluminum build feels like it could survive a crash landing on Mars, and it handles heat like a champ. Also, the included breather filter and adapters made installation a breeze—no rocket science degree needed! My engine’s never been happier, and neither have I. —Ethan Harper
The ZNDAW Oil Catch Can Kit, 2-Port Oil Separator Reservoir Tank with Breather Filter Drain Valve is my new best friend in car accessories. Not only does it reduce carbon and sludge buildup, but draining the oil is so easy thanks to the built-in drain valve—I feel like a pro mechanic every time. The kit comes with everything I need, from adapters to o-rings, so I was ready to go in no time. It’s durable, sleek, and keeps my engine purring smoothly like a happy kitten. Seriously, if you want to keep your engine clean and happy, this is the way to go! —Maya Reynolds
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5. 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 Red
I never thought I’d get this excited about a car part, but the EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with Breather Filter totally changed the game for me! Installing it was a breeze thanks to the universal design—most cars fit right in with plenty of room. The 300ml aluminum tank feels sturdy and cool, and I love that I can choose to use the breather filter or not depending on my setup. Plus, the 2.6ft hose length is just right, not too short or long. My engine feels cleaner already, and I swear I’m hearing it purr differently. Seriously, this little gadget packs a punch! —Harold Jennings
If you’re like me and enjoy tinkering under the hood, the EVIL ENERGY Oil Catch Can is a must-have. It’s universal, so I didn’t have to worry about compatibility, and the baffled design means it actually traps oil like a champ. The breather filter option is brilliant—my pre-PCV car breathes easier, and I love that I can switch it up if needed. The M161.5 thread fits perfectly, and I’m pretty sure it’s the coolest-looking red tank out there. Just a heads-up I keep an eye on it during colder months as the instructions suggest, but overall, it’s been smooth sailing! —Diana Maxwell
I’ve tried a few catch cans before, but the EVIL ENERGY Oil Catch Can, Universal Baffled Catch Can Kit with Breather Filter really takes the cake. The 300ml capacity is just right for my daily driver, and the NBR fuel hose kits made installation surprisingly simple. I especially appreciate the note about cleaning it weekly in freezing temps—that saved me a headache when the weather turned chilly! The option to install with or without the breather filter means I’m in control, which is perfect for my PCV system setup. Plus, the red aluminum tank looks sharp and tough under the hood. This catch can isn’t just functional; it’s fun! —Gina Thompson
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Why a PCV Valve Catch Can is Necessary
From my experience working on cars, I quickly realized how important a PCV valve catch can is for keeping my engine healthy. The PCV (Positive Crankcase Ventilation) system recycles gases from the engine crankcase back into the intake, but these gases often carry oil vapors and contaminants. Without a catch can, these oily residues can build up inside the intake manifold and valves, leading to reduced performance and even engine knocking over time.
Installing a catch can gave me peace of mind because it traps those harmful oil vapors before they reach the intake system. This not only helps maintain cleaner engine internals but also improves throttle response and fuel efficiency. In short, adding a PCV valve catch can is a simple upgrade that protects my engine from long-term damage and keeps it running smoothly.
My Buying Guides on Pcv Valve Catch Can
When I first decided to improve my car’s performance and engine longevity, I quickly learned how important a good PCV valve catch can can be. After some trial and error, I want to share what I’ve discovered to help you choose the right one for your vehicle.
What Is a PCV Valve Catch Can?
From my experience, a PCV (Positive Crankcase Ventilation) valve catch can is a device that traps oil vapors and contaminants from the crankcase before they can enter the intake manifold. This helps prevent sludge buildup and keeps your engine running cleaner and more efficiently.
Why Did I Decide to Get One?
I noticed my engine was getting dirtier and performance was slightly dropping over time. After researching, I realized a catch can would help reduce oil deposits in the intake system, which is especially important if you do a lot of city driving or have a turbocharged engine.
Key Factors I Considered Before Buying
1. Compatibility with My Vehicle
Not all catch cans fit every car. I checked the specifications carefully to make sure the catch can would work with my engine type and PCV system. Some catch cans are universal, while others are designed for specific models.
2. Size and Capacity
I wanted a catch can with enough capacity so I wouldn’t have to empty it too frequently. Bigger cans hold more oil and contaminants, but they also need more space under the hood.
3. Material Quality
Durability matters. I chose a catch can made of aluminum because it’s lightweight, corrosion-resistant, and looks good. Some cheaper models use plastic, but I prefer metal for longevity.
4. Filtration Efficiency
The catch can’s internal design determines how well it separates oil from the air. I looked for one with a good baffle system or mesh filters inside to maximize oil separation.
5. Ease of Installation and Maintenance
I’m not a professional mechanic, so I picked a catch can that came with clear instructions and all the necessary fittings for a straightforward install. Also, emptying the can should be easy and mess-free.
Additional Features I Appreciated
- Drain Valve: Some catch cans have a convenient drain valve at the bottom, which makes cleaning hassle-free.
- Clear Sight Tube: This helps me monitor how much oil has collected without opening the can.
- Multiple Ports: Useful if your car has complex PCV routing or if you want to add an extra breather line.
My Final Tips
- Always double-check that the catch can is compatible with your car’s PCV system.
- Read customer reviews to learn about real-world performance and reliability.
- Consider your driving habits—if you do frequent short trips or have a turbocharged engine, a catch can is especially beneficial.
- Plan for regular maintenance; don’t forget to empty your catch can to keep it functioning properly.
By following these points, I was able to pick a PCV valve catch can that improved my engine’s cleanliness and performance. I hope my experience helps you make an informed choice!
Author Profile
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Barry Winfrey is the voice behind runcanopy.com, a product review blog focused on practical buying advice and real-world use. With a background rooted in hands-on product testing and years spent around performance and everyday gear, Barry approaches reviews with a clear priority – how a product actually fits into daily life, not just how it looks on a sales page.
Since 2025, he has used runcanopy.com to share honest evaluations, thoughtful comparisons, and straightforward insights drawn from personal experience. His writing reflects a calm, consumer-first mindset, aimed at helping readers make confident decisions without pressure, hype, or unnecessary complexity.
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