Best Automotive Replacement Fuel & Water Separators Under $100 (2026)
We ranked products under $100 by value score emphasizing construction material, separation method (baffled or breather), included fittings, and universal fitment
The Verdict
- Best Overall: EVIL ENERGY Oil Catch Can with NBR hose, 300ml aluminum tank — Best budget aluminum option: compact 300ml tank and baffled PCV separation for basic engine protection
- Best Value: EVIL ENERGY Oil Catch Can 300ml aluminum oil separator — Best straightforward separator: 300ml aluminum body with baffled design for consistent oil trapping
Top Picks
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1
Best Overall EVIL ENERGY Oil Catch Can with NBR hose, 300ml aluminum tank
Best budget aluminum option: compact 300ml tank and baffled PCV separation for basic engine protection
Oil catch can with a 300ml capacity and a baffled design to trap oil and moisture in the PCV system. Noted for easy installation and compatibility with various vehicles, including midsize sedans
- baffled design with steel wool
- 300ml capacity for universal fit
- durable NBR hose kit included
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2
Best Value EVIL ENERGY Oil Catch Can 300ml aluminum oil separator
Best straightforward separator: 300ml aluminum body with baffled design for consistent oil trapping
Oil catch can with a 300ml capacity and baffle to trap oil and moisture, helping prevent carbon buildup. Easy installation and compatible with most vehicles; includes NBR hose kit. Customer note: good value and build quality, with mixed feedback on hose length
- baffle with steel wool for oil capture
- 300ml capacity for universal fit
- NBR hose kit with heat resistance
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3
EVIL ENERGY Oil Catch Can 300ML with 3/8 in hose kit
Best kit-ready choice: 300ml baffled can that includes a 3/8" hose kit for easier installation
Oil catch can with baffled design traps oil and moisture to prevent carbon buildup and protect intake components. Easy to install; customers note effective oil capture and good value, though hose size may vary by setup
- removable baffle for customization
- traps oil and moisture effectively
- universal aluminum construction
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4
EVIL ENERGY oil catch can with 300ml capacity
Best low-profile fit: 300ml aluminum can with universal-fit intent for tight engine bays
Oil catch can with baffled design to trap oil and moisture in the PCV system. Includes NBR hose kit and mounting options; users note easy installation and OEM-like appearance. Capacity 300ml, universal fit
- robust NBR hose kit
- universal 300ml capacity
- baffled design for better separation
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5
EVIL ENERGY oil catch can 300ml baffled breather kit
Best maintenance-focused unit: 300ml baffled breather kit designed to simplify engine upkeep
Oil catch can traps oil and moisture to reduce carbon buildup and protect engine components. Easy to install with a sturdy build; users note quality and value, with some feedback on hose length and mounting hardware
- baffle-based oil/ moisture separation
- universal aluminum design
- includes 3/8" hose kit
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6
EVIL ENERGY Universal Oil Catch Can with Breather Filter 300ml
Best breather option: universal 300ml can with breather filter to vent cleanly when intake routing isn't used
Universal oil catch can with 300ml capacity, compatible with PCV systems and breather filter options. Easy installation and versatile hose specs for various cars
- Versatile hose specs and inlet/outlet threading
- Breather filter option for pre-pcv setups
- Durable aluminum body with 300ml capacity
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7
EVIL ENERGY Oil Catch Can 300ML Baffled Design
Best for general engine care: 300ml baffled air-oil separator designed to reduce intake contamination
Oil catch can with a removable baffle traps oil and moisture to protect intake components. Improves engine cleanliness and longevity; customers note easy installation and solid build quality
- baffle-based oil/moisture separation
- universal aluminum construction
- includes 3/8 inch hose kit
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8
EVIL ENERGY 300ML Baffled Oil Catch Can with 3/8" Hose Kit
Best install-ready baffled kit: 300ml can with included 3/8" hose kit to match standard PCV lines
Oil catch can traps oil and moisture to keep intake clean, supporting engine performance and longevity. Users note solid build and easy installation, with compatibility for various vehicles
- oil/moisture trapping via baffled design
- easy installation and compatibility
- comprehensive hose kit included
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9
EVIL ENERGY oil catch can with breather filter kit
Best breather kit variant: 300ml aluminum can with breather filter aimed at simplified crankcase venting
Oil catch can kit for PCV systems with 300ml capacity and universal fit. Includes breather filter option for pre-PCV or seal can setup. One user notes easy drilling install and quality finish
- universal fit
- breather filter option
- 300ml capacity
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10
EVIL ENERGY Universal Oil Catch Can Kit with Breather Filter
Best universal kit: 300ml aluminum can with breather filter and universal-fit hardware for broad compatibility
Oil catch can kit with 300ml capacity suitable for PCV systems, includes optional breather filter and various hose sizes for installation. Customers note easy installation and good finish, with effective oil capture
- 300ml capacity
- universal fit
- breather filter option