EVIL ENERGY Oil Catch Can: Universal 300ml Aluminum Braffled Kit with Breather Filter for PCV Systems
Product description
Opening approach and quick gist
A versatile oil catch can designed to fit a wide range of vehicles, the EVIL ENERGY Oil Catch Can aims to keep PCV systems cleaner by separating oil mist from crankcase vapors. On paper, it’s a simple 300ml aluminum tank with a 2.6ft (0.8m) hose set, a 3/8" hose ID, and M16*1.5 inlet/outlet threads. It’s offered with an option to add a Breather Filter for pre-PCV setups or to run as a seal can between PCV hoses. If your goal is to reduce oil blow-by and potentially extend the life of PCV components, this unit presents a straightforward, installable solution that fits many cars where space allows.
What it is and who it’s for

This is a universal oil catch can kit meant for vehicles where installation space permits. The 300ml capacity isn’t oversized, which can help keep the weight and bulk manageable while still offering a reservoir for oil separation. The kit’s flexibility—breather-filter option or no filter—means it can serve both pre-PCV venting configurations and inline sealing use. It’s positioned as a practical upgrade for enthusiasts who want a simple add-on rather than a high-end, feature-packed system.
Key features


What stands out is the combination of a compact aluminum body with standard plumbing dimensions: 2.6 ft of hose, 3/8" ID hose, and M16*1.5 threading at both ends. The option to install a Breather Filter adds versatility for pre-PCV cars, while using it without the filter in-between PCV hoses gives a seal can-like function. Space considerations are real—if the engine bay is tight, the 300ml size can be a limiting factor for high oil production engines, but it also reduces weight and potential heat impact.

Technical details (what’s actually in the box)
Capacity: 300ml. Hose length: 2.6 ft / 0.8 m. Hose ID: 3/8", Hose OD: 2/3". Inlet/outlet threads: M16×1.5. Material: aluminum body with NBR fuel hose options. The kit can be used with a Breather Filter for certain pre-PCV setups or without the filter as a seal can. Size and thread dimensions are fixed, which helps with compatibility checks before purchase.
How it helps in day-to-day use

The core idea is simple: capture oil before it recirculates into the intake, potentially reducing carbon buildup and oil consumption in some setups. The aluminum body should remain durable under typical under-hood temperatures, and the 300ml capacity means you’ll need to check the can periodically. If you prioritize a lightweight, easy-to-install solution that can adapt to both venting and inline configurations, this kit can be a reasonable starting point.


Limitations and cautions
A notable caveat is the freezing risk mentioned for crank vent systems in cold climates—moisture can accumulate and may freeze, so it’s wise to clean the can regularly or consider reinstalling the original PCV hose in colder environments. The 300ml capacity also means it may fill quickly under heavy driving or high-demand engines, necessitating more frequent checks. This is not a high-capacity race-grade system, so if you expect aggressive oil separation under daily performance or extreme use, you may want to assess whether a larger unit would better meet your needs.

Before you buy: what to verify
- Check your engine bay space to ensure the 0.8 m hose and the can diameter fit without interference.
- Confirm threaded ends (M16×1.5) match your manifold and intake hardware.
- Decide if you want the Breather Filter option for pre-PCV use or if you prefer a seal-can configuration between PCV hoses.
- Consider climate and driving style: in very cold environments, plan for cleaning cycles or alternate PCV routing to avoid moisture-related issues.
How it compares to other approaches



If you’re weighing this against more robust aftermarket PCV systems, this kit offers a more straightforward, affordable entry point with flexible setup options. It may be a better fit for users who want a simple upgrade without committing to a full-tilt catch can system. For users chasing maximum oil separation or long-term maintenance ease, higher-capacity or more feature-rich kits could be considered. In other words, this EVIL ENERGY kit sits in the practical-to-basic spectrum—great for experimentation or light use, but not necessarily a replacement for a purpose-built, high-capacity solution.
FAQ (practical answers you can rely on)
- How much oil can it hold? Approximately 300ml.
- Can I run it without a Breather Filter? Yes, it can function as a seal can between PCV hoses.
- Is it universal for all cars? It’s designed as a universal option where installation space allows, please confirm fitment with your specific engine bay before buying.
- What about cold weather use? The notes mention moisture buildup and potential freezing, regular cleaning or reinstalling the original PCV hose is advised in freezing conditions.
- What material is it made of? The body is aluminum, hoses are made for automotive use (NBR compatible).

Final verdict
Is it worth it?
Worth considering if you’re looking for a lightweight, adaptable oil catch can with a conservative footprint and a couple of mounting options. It’s not the most robust or high-capacity choice, but for casual maintenance and basic testing of PCV behavior, it offers an approachable path to cleaner intake consequences without a big investment.
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