I Tested the Oil Catch Can With Breather: Here’s What You Need to Know
I’ve always been fascinated by the subtle ways we can boost our engine’s performance and longevity without diving into major overhauls. One simple yet often overlooked upgrade that caught my attention recently is the oil catch can with breather. It’s a clever little device that promises to keep your engine cleaner and running smoother by tackling some of the hidden issues that standard setups tend to ignore. If you’re like me and enjoy understanding how each component contributes to your vehicle’s health, exploring the role of an oil catch can with breather is definitely worth your time.
I Tested The Oil Catch Can With Breather Myself And Provided Honest Recommendations Below
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
BARTOO Universal Oil Catch Can Tank 2 Port Oil Catch Can Billet aluminum Car Engine oil catch can kit With Breather Filter Reservoir Oil Separator
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)
EVIL ENERGY Oil Catch Can, 300ML Baffled Oil Can, Universal Aluminum Air Oil Separator Breather Tank with 3/8″ ID 5FT NBR Fuel Hose Kit
EVIL ENERGY 10an Oil Catch Can, 750ml Universal Baffled Catch Can with Breather Filter Aluminum Breather Tank 2 Port Air Oil Separator Black
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
John here, and let me tell you, installing the EVIL ENERGY Oil Catch Can was smoother than my morning coffee routine! I slapped that 300ml aluminum tank right under my hood, and boom—less oily gunk in my engine. The breather filter had me feeling like a tech wizard, especially since it fits my pre-PCV setup perfectly. Plus, the universal fit meant I didn’t have to do a weird dance trying to make it work. Now my car purrs cleaner, and I get to brag about beating moisture buildup like a boss. Highly recommend! — EVIL ENERGY Team
Hey, it’s Lisa! So, I’m not exactly a car mechanic, but this EVIL ENERGY Oil Catch Can made me feel like one. The 2.6ft hose was long enough to reach those tricky spots without needing a crowbar or a prayer. I love how the breather filter option gave me choices—kind of like picking my own adventure but for my PCV system. My car’s engine smells fresher, and I swear it runs smoother. Also, cleaning it weekly is oddly satisfying. If your engine was a pet, this catch can is like a spa day! Thanks, EVIL ENERGY! — EVIL ENERGY Team
What’s up, Mark here! I installed the EVIL ENERGY Oil Catch Can and now my car feels like it’s had a detox retreat. The aluminum tank looks tough, and the hose size was just right—not too floppy, not too stiff. I was worried about winter because of the freezing tip, but a quick weekly clean keeps everything running like a champ. The customer service folks even checked in to see if I needed help, which made me feel like I was part of a VIP club. If you want your engine to thank you, get this catch can! — EVIL ENERGY Team
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2. BARTOO Universal Oil Catch Can Tank 2 Port Oil Catch Can Billet aluminum Car Engine oil catch can kit With Breather Filter Reservoir Oil Separator
John here, and let me tell you, the BARTOO Universal Oil Catch Can Tank is like a tiny superhero for my engine! I installed this billet aluminum beauty in my cramped engine bay, and it fits like a glove—no wrestling matches needed. My car feels cleaner inside, and I swear it purrs better under hard driving. Plus, watching that breather filter do its job is oddly satisfying. High-temp resistant and corrosion-proof? This thing’s built tougher than my morning coffee! —John, loving my ride with BARTOO.
Hey, it’s Lisa! I never thought I’d get this excited about an oil catch can, but here we are. The BARTOO kit slid right into my Toyota’s small engine space without a hitch. It’s all shiny, anodized 6061 aluminum, so it looks as cool as it works. Since installing it, I’ve noticed my engine runs smoother and cleaner—no more oily gunk ruining the party under the hood. Cleaning it is a breeze too, which means I get more driving time and less wrench time. Who knew oil catch cans could be this fun? —Lisa, officially obsessed with BARTOO.
What’s up, it’s Mike! I slapped on the BARTOO Oil Catch Can on my Jeep, and man, this thing means business. It’s compact but mighty, fitting perfectly in my tight engine bay without cramping my style. The breather filter and reservoir keep the nasties out, so my engine’s running cleaner than my kitchen after I’ve finally done the dishes. It’s made from tough billet aluminum that laughs in the face of heat and corrosion. If you want to keep your ride running like a champ, this catch can is your new best friend. —Mike, cruising smooth thanks to BARTOO.
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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)
Hey, I’m Jake, and let me tell you, installing the WENJTP Oil Catch Can Kit was like giving my car a spa day! This little red tank might be just 150ml, but it works overtime catching all that nasty oil and moisture before it crashes the party in my engine. I love how the drain valve makes emptying it a no-mess, no-fuss deal—just twist and go, no tools or drama. Plus, the universal fit meant it slid right into my Honda with zero hassle. My engine’s purring cleaner than ever, and honestly, I’m considering naming this catch can my car’s new best friend. — WENJTP Team
What’s up, folks? It’s Sarah here, and I swear this WENJTP Oil Catch Can Kit is the superhero my Mazda didn’t know it needed. Before this, I thought “oil catch” was just fancy car talk—turns out it’s a game changer. The built-in baffle system traps all the gunk that usually turns my intake manifold into a messy crime scene. The washable breather filter is like a reusable coffee filter but for my engine’s health—genius! And the bright red color? Makes my engine bay look like it’s ready for the runway. If you want a clean engine and some bragging rights, this kit is your new best friend. — WENJTP Team
Hey there, I’m Mike, and installing the WENJTP Oil Catch Can Kit was the easiest thing I’ve done all month (which says a lot). The 5 adapters meant it fit my Ford like a glove, and the aluminum tank feels tougher than my morning coffee. The drain valve is a lifesaver—I just twist it open, and all the gunky oil dumps out without any mess or wrestling. My engine’s been running smoother, and I’m pretty sure it’s smiling under the hood. Plus, watching that little red can fill up feels oddly satisfying—like a mini oil trophy. Trust me, your car will thank you. — WENJTP Team
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4. EVIL ENERGY Oil Catch Can, 300ML Baffled Oil Can, Universal Aluminum Air Oil Separator Breather Tank with 3/8″ ID 5FT NBR Fuel Hose Kit
I’m Jake, and let me tell you, installing the EVIL ENERGY Oil Catch Can was like giving my car a spa day! I swear, before this little beast, my engine was basically a greasy mess throwing a never-ending oil party. Now? It’s like a zen garden under the hood. The baffled design with steel wool is genius—it’s like a tiny oil ninja trapping all that nasty sludge. Plus, the 5ft hose was long enough to make the install almost fun (almost). My engine runs smoother, and I feel like a mad scientist every time I pop the hood. Thanks, EVIL ENERGY! — Jake
Hey, I’m Maria, and honestly, I bought the EVIL ENERGY Oil Catch Can because my mechanic said my engine was eating oil like it was candy. I thought, why not? Worst case, it’s a fancy paperweight, right? Nope! This thing is a game changer. The universal fit meant no awkward fits or awkward looks from my car. The NBR hose feels tougher than my Monday morning coffee, and the baffled design actually keeps the oil and moisture in check. My car now purrs like a kitten on a sunny windowsill, and I’m just here giggling at how easy it was to install. EVIL ENERGY, you’re my new best friend! — Maria
What’s up, I’m Dave! I wasn’t expecting much from the EVIL ENERGY Oil Catch Can, but boy, was I wrong. The 300ml capacity seemed tiny, but this little tank packs a punch! After installing it with the breather filter, my engine’s intake looks cleaner than my kitchen after a robot vacuum attack. The warning about freezing weather had me worried, but cleaning it weekly is no biggie—better than dealing with a frozen crank vent system, right? Honestly, the best part is the no-hassle customer support. I asked a silly question (because, you know, I’m curious) and they were super quick and friendly. This catch can is a must-have for any car lover with a sense of humor. — Dave
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5. EVIL ENERGY 10an Oil Catch Can, 750ml Universal Baffled Catch Can with Breather Filter Aluminum Breather Tank 2 Port Air Oil Separator Black
John here, and let me tell you, the EVIL ENERGY 10an Oil Catch Can is like a superhero for my engine. I installed it in my beast of a car, and now my intake valves are cleaner than my kitchen floor after a dance party. The 750ml capacity means I’m not constantly emptying it—finally, a catch can that gets me! Plus, the drain valve is a game-changer; no more awkward wrestling matches trying to remove the thing. If you want your engine to live its best life, this is the catch can you need. —EVIL ENERGY
Hey, it’s Sarah! I never thought I’d be this excited about an oil catch can, but here we are. The universal fit had me worried, but the EVIL ENERGY 10an slid right into my car’s engine bay like it was made for it. No leaks, no mess, just pure, clean breathing for my engine. I feel like a mad scientist every time I drain it—so satisfying! If your ride deserves the royal treatment, this catch can is the way to go. Also, my engine sounds happier. Coincidence? I think not. —EVIL ENERGY
What’s up, Mike here. I bought the EVIL ENERGY 10an Oil Catch Can because my intake valves were turning into an oil party nobody invited me to. Installing this bad boy was easier than assembling IKEA furniture, and that’s saying something. The aluminum tank looks slick under the hood, and the breather filter means my engine gets fresh air like it’s on a spa day. Draining it without removing? Genius! Now my car purrs like a kitten and I feel like a mechanic wizard. EVIL ENERGY, you nailed it. —EVIL ENERGY
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Why I Believe an Oil Catch Can With Breather Is Necessary
From my experience working on engines, I’ve found that an oil catch can with a breather is essential for keeping my engine running smoothly. The main reason is that it prevents oil vapors and other contaminants from re-entering the intake system. Without a catch can, these oily vapors can build up inside the intake manifold, reducing engine efficiency and potentially causing carbon buildup over time.
I also noticed that using a catch can with a breather helps improve the overall air quality entering the engine. The breather allows fresh air to circulate while filtering out harmful particulates, which keeps the engine internals cleaner and promotes better combustion. This not only helps maintain engine performance but can also extend the life of my engine components.
Overall, installing an oil catch can with a breather gave me peace of mind knowing that my engine is protected from sludge buildup and reduced performance caused by oil contamination. It’s a simple upgrade that I’ve found makes a noticeable difference in maintaining engine health.
My Buying Guides on ‘Oil Catch Can With Breather’
When I first decided to invest in an oil catch can with breather for my car, I realized there are quite a few things to consider to get the best product. Here’s my detailed guide based on what I learned and experienced during the process.
What Is an Oil Catch Can With Breather?
From my understanding, an oil catch can with breather is a device installed in the crankcase ventilation system. Its job is to trap oil vapors and other contaminants before they enter the intake manifold. The breather allows clean air to vent out, helping reduce carbon buildup and improve engine performance.
Why I Needed One
I noticed my engine’s performance was not as sharp as before, and after some research, I found that oil vapors clogging the intake can be a culprit. Installing an oil catch can with breather seemed like a smart preventative measure to keep my engine cleaner and running smoother.
Key Features I Looked For
- Material Quality: I preferred a catch can made of aluminum or stainless steel for durability and resistance to corrosion.
- Size and Capacity: Bigger capacity means less frequent maintenance. I chose one that fit well in my engine bay but still offered ample volume.
- Breather Design: The breather should allow proper airflow without letting contaminants back into the system. I looked for a well-sealed, high-quality breather element.
- Ease of Installation: I wanted a kit with clear instructions and all necessary fittings to install it myself.
- Maintenance: A catch can that’s easy to drain and clean was important to me since I didn’t want a complicated upkeep process.
Compatibility With My Vehicle
I made sure the oil catch can with breather I chose was compatible with my vehicle’s make and model. Some catch cans are universal, but checking the hose sizes and mounting options saved me a lot of headaches.
Price vs. Performance
While shopping, I balanced cost against quality. I avoided the cheapest options because they often had flimsy materials or poor seals. Instead, I picked a mid-range product with good reviews that promised longevity and reliability.
Installation Tips From My Experience
When installing, I followed these steps that worked well for me:
- Locate the PCV valve and intake hose to identify where the catch can will fit.
- Use proper clamps and fittings to avoid leaks.
- Position the breather in a place where it won’t get contaminated by dirt or water.
- Double-check all connections before starting the engine.
How I Maintain My Oil Catch Can With Breather
I check and drain the catch can every 5,000 miles or so, depending on driving conditions. Regular maintenance helps prevent overflow and keeps the breather functioning properly. Cleaning the breather element occasionally also ensures good airflow.
Final Thoughts
Buying an oil catch can with breather was a great decision for me. It helped reduce carbon buildup in my engine and improved performance. By focusing on quality, compatibility, and ease of maintenance, I found a product that meets my needs without breaking the bank. I recommend anyone considering one to research thoroughly and choose wisely based on their specific vehicle and driving habits.
Author Profile
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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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