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If you want to reduce oil and sludge entering your Infiniti Q50 intake and preserve engine efficiency, choosing the right oil catch can matters. The correct unit traps blow-by oil before it reaches sensitive intake components, which can reduce carbon buildup and help maintain consistent performance over time. This guide presents seven shortlisted oil catch cans selected for their filtration design, ease of installation, and serviceability. Read on to understand the main features we evaluated and which considerations will matter most for your Q50 before you install an oil catch can.
Looking for other parts? See all Infiniti Q50 parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | RULLINE 350ml Universal Baffled Aluminum Oil Catch Can |  |
| Most Popular A crowd favorite that many people choose with confidence | BAGARAATAN 750ml Baffled Universal Oil Catch Can with Breather Filter and Drain Valve |  |
| Best Quality Built to a higher standard if you want something more solid | EVIL ENERGY Baffled 300ml Oil Catch Can with Breather Filter and 5 ft NBR Hose Kit |  |
| Best Budget The cheapest option that still gets the job done reliably | YESHMA Universal Baffled Oil Catch Can, 300ml Aluminum |  |
| Most Sold A high-volume bestseller chosen again and again | TEMSONE Universal 2-Port Aluminum 750ml Baffled Oil Catch Can with Breather Filter and Drain Valve |  |
| Best Value for Money The sweet spot between price and what you get | SPEEDWOW Universal Baffled Oil Catch Can Kit (300 ml) |  |
| Best Overall The best all-around choice for most situations | EVIL ENERGY 10AN 750ml Oil Catch Can Kit with 10ft Nylon Braided Fuel Line |  |
1. RULLINE 350ml Universal Baffled Aluminum Oil Catch Can
| Capacity | 350 Milliliters |
|---|---|
| Product Grade | Performance Part |
| Fit Type | Universal |
| Fuel Type | Gasoline |
| Manufacturer | Ruien |
This RULLINE 350ml oil catch can is a universal, baffled aluminum reservoir intended to intercept oil and moisture from the PCV/CCV system before it reaches the intake. Typical installation routes the catch can between the valve cover and intake, using the included fittings and braided hose; it comes with multiple adapters to help match common hose sizes. The can is fully TIG welded, anodized for corrosion resistance, and includes a dipstick for quick level checks so you do not have to disassemble the unit to inspect collected fluid. Practical benefits include reduced carbon and sludge buildup in the intake tract and throttle body and a sealed design with O-ring fittings to limit leaks. Limitations are the small 350ml capacity, which means more frequent checks on engines that produce heavy blow-by, and the supplied mounting bracket and hose clamps may not suit every engine bay so expect to fabricate or source better hardware for a tidy install. Fitment and routing will require some planning on the Infiniti Q50 due to limited space in the engine bay.
Best for: Reliability-focused Infiniti Q50 owners who prioritize preventing intake contamination and valve train buildup through a simple, serviceable aftermarket solution.
Less Ideal for: Owners seeking a worry-free, large-capacity system for heavily modified or high-mileage engines that produce significant oil vapor should consider a larger or vehicle-specific unit instead.
- Baffled aluminum design captures oil and moisture to reduce intake carbon and sludge
- Fully TIG welded and anodized construction for corrosion resistance and durability
- Includes dipstick for quick fluid level checks without opening the unit
- Comes with multiple adapter fittings and a braided hose to match common hose connections
- 350ml capacity is small for engines with heavy blow-by and requires frequent draining
- Included mounting bracket and clamps are generic and may require custom mounting or replacement
Verdict A solid, budget-friendly baffled catch can that helps keep an Infiniti Q50 intake cleaner but needs regular draining and a custom mount for a tidy installation.
2. BAGARAATAN 750ml Baffled Universal Oil Catch Can with Breather Filter and Drain Valve
| Fit Type | Universal Fit |
|---|---|
| Capacity | 750ml |
| Ports | 2-port |
| Includes | Breather filter, drain valve, hose connectors, bracket |
This BAGARAATAN 750ml catch can is a universal, two-port baffled reservoir designed to trap oil and moisture from PCV/CCV lines before they reach the intake. For an Infiniti Q50 the unit is typically mounted inline with the engine’s crankcase ventilation hoses to reduce carbon buildup and help maintain intake and valve cleanliness. The kit includes a washable breather filter, a drain valve and multiple hose fittings so you can adapt the hoses to the Q50’s plumbing without buying many extras. The large 750ml capacity means less frequent draining compared with smaller cans, and the internal baffle and filter reduce oil carryover while allowing venting. Expect some installation work: hose sizes on the Q50 may require adapters or different clamps, and a few reviewers replaced or upgraded the supplied drain valve because it can be loose or prone to leaking. Fitment will usually be straightforward for a convenience-focused owner who wants a low-maintenance way to limit oil vapors entering the intake, but plan a short fabrication step for secure mounting and a reliable drain connection.
Best for: A convenience-driven Infiniti Q50 owner who wants a straightforward, lower-maintenance solution to reduce PCV/CCV oil vapors and avoid frequent intake cleaning.
Less Ideal for: Owners seeking a vehicle-specific plug-and-play kit with factory-style fittings or those unwilling to modify hoses or swap the drain valve should consider a purpose-built Q50 kit instead.
- Generous 750ml capacity reduces how often you need to empty it.
- Baffled reservoir and washable breather filter cut oil and moisture carried into the intake.
- Multiple hose connectors included for easier adaptation to different hose sizes.
- Aluminum construction gives a machined look and resists corrosion compared with plastics.
- Included drain valve has inconsistent quality and may leak, leading some users to replace it.
- Universal fit means hose adapters or custom mounting may be required for a clean Q50 install.
Verdict A cost-effective, high-capacity universal catch can that suits Q50 owners seeking convenience but may need minor hose adapters and a drain valve upgrade.
3. EVIL ENERGY Baffled 300ml Oil Catch Can with Breather Filter and 5 ft NBR Hose Kit
| Capacity | 300ML |
|---|---|
| Hose length | 5FT (1.5m) |
| Hose ID | 3/8" |
| Ports thread | M16*1.5 |
This EVIL ENERGY catch can is a compact, baffled 300ml separator designed to trap oil and moisture from PCV/CCV ventilation before they reach the intake. It can be fitted with the supplied breather filter for pre-PCV venting or used inline between PCV hoses as a sealed can for vehicles that retain factory PCV plumbing. The removable baffle plus included stainless wool and steel balls increase droplet separation, while the M16x1.5 threaded ports and included NBR hose make for a secure connection. Typical use is under-hood mounting near valve cover and intake manifold lines to reduce intake valve gunk and extend intake cleanliness. Practical benefits include a compact footprint that fits tighter engine bays, serviceable internals for cleaning, and a hose rated for heat and wear. Limitations are the small 300ml capacity that requires regular checks on higher blow-by engines and the kit’s 3/8 inch hose ID that may need upgrading for some Q50 engine layouts; some buyers also report inconsistent clamp quality and occasional missing parts in shipments.
Best for: Performance-focused Infiniti Q50 owners who want to reduce intake carbon buildup and maintain throttle and valve cleanliness without a large under-hood component, prioritizing function and easy serviceability.
Less Ideal for: Owners seeking a maintenance-free, large-capacity solution or those who prefer factory-matched parts and guaranteed fitment without hose or mounting modifications should consider purpose-built Q50 options instead.
- Baffled, serviceable interior with removable elements and stainless wool for effective oil/moisture separation.
- Includes a heat- and wear-resistant 5 ft NBR hose and O-ring sealed M16x1.5 ports for secure connections.
- Compact 300ml body that fits confined engine bays common on performance sedans.
- Can be used with or without the breather filter to suit pre-PCV or inline PCV setups.
- 300ml capacity is small and will need frequent draining on high blow-by engines or spirited driving.
- Supplied hose ID is 3/8 inch which may require a larger hose for some Infiniti Q50 routing or fittings.
- Some kits have arrived with missing hardware or poor-quality hose clamps in a minority of reports.
Verdict A compact, serviceable baffled catch can that delivers strong separation for performance-oriented Infiniti Q50 owners but requires more frequent draining and possible hose upgrades for aggressive use.
4. YESHMA Universal Baffled Oil Catch Can, 300ml Aluminum
| Material | Aluminum |
|---|---|
| Capacity | 300ml |
| Included fittings | 6mm, 8mm, 10mm |
| Mounting | Bracket included |
The YESHMA 300ml baffled oil catch can captures oil and moisture from PCV/valve cover breathing and holds it in an easy-to-empty tank, helping reduce carbon buildup in the intake. It installs inline with factory breather hoses and ships with three thread fittings and a fuel-line style hose so you can adapt it to different port sizes. The polished aluminum body is durable and easy to wipe clean while the internal baffle improves separation so oil condenses in the can instead of entering the intake. Practical touches include a dipstick for level checks without disassembly and a mounting bracket for under-hood installation. The main compromises are the small 300ml capacity, which requires more frequent checking on higher-blow-by engines, and the supplied hose that several users found marginal at high temperatures, so sourcing a heat-rated vacuum hose is recommended for long-term reliability. Fitment and routing must be planned carefully in the Q50 engine bay due to limited space around factory breather lines.
Best for: Budget-conscious Q50 owners who want an affordable, simple catch can to reduce intake contamination and extend engine cleanliness without a major installation project.
Less Ideal for: Owners seeking a high-capacity, OEM-style system with vehicle-specific fittings or those unwilling to replace the supplied hose for a more heat-resistant option.
- Baffled internal design improves oil and moisture separation before gases return to the intake.
- Polished aluminum construction is corrosion resistant and easy to clean.
- Includes multiple fittings (6mm, 8mm, 10mm) and a dipstick for straightforward installation and level checks.
- Compact size and mounting bracket allow flexible placement in tight engine bays like the Q50.
- 300ml capacity is small for turbocharged or high-mileage engines and will need frequent emptying.
- Supplied hose has limited heat resistance and may need replacement with higher-temperature vacuum hose.
- No vehicle-specific bracket or instructions so custom mounting and hose routing are required for the Q50.
Verdict A low-cost, compact baffled catch can that works well for Q50 owners on a budget but requires a better hose and frequent draining on heavy-duty applications.
5. TEMSONE Universal 2-Port Aluminum 750ml Baffled Oil Catch Can with Breather Filter and Drain Valve
| Fit Type | Universal |
|---|---|
| Manufacturer | TEMSONE |
| Fuel Type | Gasoline |
| Item Weight | 1.52 pounds |
This TEMSONE catch can collects oil and moisture from crankcase ventilation to reduce carbon and intake deposits on direct-injection engines like the Infiniti Q50. It is a two-port baffled aluminum reservoir that sits inline with PCV/CCV plumbing and uses internal baffling and a breather filter to separate oil from vapor. The 750 ml capacity is larger than many compact cans, so you will empty it less frequently, and the included bottom drain valve makes routine maintenance simpler than unscrewing the can. The kit includes hose connectors, a clamp, and a breather but does not include installation hoses so you may need Q50-specific hose or fittings. Build quality reviews and the aluminum body suggest good corrosion resistance, though some users found the supplied brass screen restrictive and reported needing minor modifications or Teflon tape on threads. For a risk-averse Q50 owner looking for a straightforward, durable catch can to slow carbon buildup, this is a practical, budget-friendly choice with a few user-install tweaks likely required.
Best for: A cautious Infiniti Q50 owner who prioritizes protecting the engine from carbon buildup and wants a straightforward, factory-quality-feeling add-on that minimizes maintenance frequency.
Less Ideal for: Drivers who want a plug-and-play, vehicle-specific kit with all hoses and mounts included or those unwilling to modify small internal parts or fittings.
- Large 750 ml reservoir reduces how often you need to empty it
- Aluminum construction resists rust and looks durable for long-term use
- Includes breather filter, drain valve, and basic fittings for easier maintenance
- Baffled internal design improves oil/vapor separation compared with simple cans
- Does not include installation hoses so Q50-specific hoses or adapters are needed
- Some units have a restrictive brass screen that may require modification or replacement
Verdict A roomy, well-built universal catch can that reduces intake contamination on the Infiniti Q50 but will likely need Q50-specific hoses and occasional minor tweaks.
6. SPEEDWOW Universal Baffled Oil Catch Can Kit (300 ml)
| Capacity | 300 Milliliters |
|---|---|
| Fit Type | Universal Fit |
| Fuel Type | Gasoline |
The SPEEDWOW catch can is a budget-friendly, universal baffled reservoir that captures oil and moisture from the PCV/CCV flow to help keep intake tracts cleaner. It installs between the crankcase vent and intake using the included NBR 3/8" hose, aluminum mounting bracket, clamps, and fittings and is emptied through a removable threaded bottom or by suctioning through the dipstick port. Notable features include a removable internal baffle for added filtration media, a built-in dipstick for quick level checks, and a brass micron filter on the outlet. In practical use it will reduce carbon and oil accumulation in the intake over time, which is useful for turbocharged or higher-mileage engines. Limitations to consider are its small 300 ml capacity which means more frequent checks on vehicles with heavy blow-by, and some installers report the supplied clamps and bracket may need stronger replacements or minor modification for a tidy fit. Also avoid placing it in a way that breaks crankcase vacuum or on the wrong side of the PCV circuit.
Best for: Practical optimizers looking for the best value who want a low-cost, serviceable catch can to reduce intake contamination on an Infiniti Q50 without spending on a premium branded unit.
Less Ideal for: Drivers wanting a large-capacity, maintenance-free solution or a catch can engineered specifically for bolt-in, model-specific fitment should look at dedicated Q50 kits or larger reservoirs.
- Includes hoses, clamps, mounting bracket, and Teflon tape for a near-complete kit
- Removable baffle and bottom allow cleaning and reuse without replacing the unit
- Dipstick doubles as a quick fluid check and a suction/drain port for easy emptying
- NBR 3/8" hose provided with good oil and heat resistance
- 300 ml capacity is small for engines with heavy blow-by requiring frequent draining
- Some included clamps and the aluminum bracket may be undersized or require replacement for secure installation
- Markings and port orientation have caused confusion in a few installs so careful attention is needed during hookup
Verdict A cost-effective, serviceable baffled catch can that delivers real intake protection for an Infiniti Q50 but needs more frequent attention and possible hardware upgrades for a tidy, secure install.
7. EVIL ENERGY 10AN 750ml Oil Catch Can Kit with 10ft Nylon Braided Fuel Line
| Capacity | 750ml |
|---|---|
| Hose length | 10 feet |
| Thread size | 10AN (7/8-14 UNF) |
| Bottom drain thread | 3/8 NPT |
| Working pressure | 500 PSI |
This EVIL ENERGY kit pairs a 750ml aluminum baffled catch can with a full AN10 hose and fittings to capture oil and condensates before they reach the intake. It installs inline with PCV/CCV plumbing or as a breather on pre-PCV setups and includes a bottom drain valve and o-ring sealed threads for easier maintenance. The nylon-braided CPE hose is rated for high pressure and elevated temperatures, letting you route the 10ft line around an engine bay like the Infiniti Q50 without heat worries. Practical benefits include a clear maintenance path via the drain valve, multiple AN swivel fittings for flexible orientation, and a generous capacity that reduces how often you need to empty it. Expect a solid value-for-money solution that does the job for street and light performance use, though some customers note inconsistent finishing such as crooked mounting tabs and occasional missing pieces in kits, so verify parts on arrival and plan for basic installation adjustments on the Q50's engine bay if needed.
Best for: A balanced all-round buyer who wants a practical, serviceable catch can for regular driving and occasional spirited use on an Infiniti Q50 and values capacity, easy draining, and flexibility over boutique finishing.
Less Ideal for: Drivers seeking showroom-grade machining or a plug-and-play, model-specific kit should consider branded, vehicle-specific units or professional-fit solutions tailored to the Q50 instead.
- 750ml baffled reservoir captures oil and reduces intake valve gunk
- Included 10ft nylon-braided CPE hose with AN10 fittings supports flexible routing in tight engine bays
- Bottom drain valve and o-ring sealed threads make cleaning and reuse straightforward
- Hose rated for 500 PSI working pressure and wide temperature range for durable service
- Build quality can be uneven, with reports of crooked mounting tabs and variable finishing
- Some kits have arrived missing fittings or components, requiring verification and possible follow-up
Verdict A capacious, serviceable catch can kit that offers flexible hose routing and easy draining for an Infiniti Q50 but requires part verification and minor fitment attention.
Choosing the Right Infiniti Q50 Oil Catch Can: Key Factors to Consider
Filtration and Separation Efficiency
How well the catch can separates oil from crankcase vapors directly affects how much residue reaches the intake. Higher separation efficiency reduces sticky deposits on intake valves and the throttle body, which can help preserve airflow and combustion over time.
Look for multi-stage baffles, mesh, or coalescing media designed to condense and trap oil droplets. The easier a unit is to service without losing its internal media, the more consistent its performance will be across routine maintenance intervals.
Porting and Hose Compatibility
Correct inlet and outlet sizes and hose barb types determine whether the catch can connects cleanly to the Q50 PCV and intake plumbing. Mismatched ports can lead to leaks, extra adapters, or poor routing that stresses hoses.
Choose a unit with ports sized for common automotive vacuum and PCV hoses, or that includes adapters. Consider whether fittings are threaded or push-on, and how they affect long-term sealing under heat and vibration.
Mounting and Fitment
A catch can must mount securely in the engine bay without interfering with other components or heat sources. Good mounting options reduce the risk of vibration damage and simplify hose routing to avoid kinks.
Evaluate bracket design, available mounting locations near the PCV and intake, and whether hardware for a clean, serviceable install is included. Simple, adjustable brackets often provide the best balance of vibration resistance and positioning flexibility.
Serviceability and Maintenance Access
How easy it is to empty and inspect the catch can affects whether it stays maintained. A system that is quick to drain and offers visual level indication encourages regular servicing and prevents overflow or clogging.
Look for accessible drain plugs, removable bowls, or sight windows. Consider whether routine maintenance requires special tools or removing the unit from its mount, as less intrusive service makes it more likely you will keep up with recommended intervals.
Material Quality and Durability
Materials and construction determine how well the catch can withstand heat, vibration, and corrosive condensates over time. Corrosion-resistant finishes and robust welds or fasteners reduce the chance of failure or leaks.
Aluminum and stainless components are common for long life. Check for quality machining, anodizing or powder coating, and secure fasteners that resist loosening. Durable materials also help preserve sealing surfaces and fittings during repeated service cycles.
Impact on Vacuum and Engine Operation
Any addition to crankcase ventilation can change flow characteristics and local vacuum levels. A properly sized catch can will allow normal PCV function while still trapping oil vapor, avoiding undue restriction that could affect ventilation or introduce leaks.
Assess whether the design introduces unnecessary flow resistance or relies on complex valving. Units intended for turbocharged engines or higher boost conditions may include specific routing or check features, so match the catch can design to how you use the vehicle.
FAQ
How often should I check or drain a catch can on my Infiniti Q50?
Frequency varies with driving style and engine condition, but many owners check monthly during heavy use and every few months with normal driving. Inspect the can visually for accumulation and drain when the collected oil reaches a moderate level to avoid overfilling. Regular checks help prevent reintroduction of oil into the intake.
Will installing an oil catch can affect my Q50 engine vacuum or PCV function?
A correctly sized and installed catch can should not significantly alter PCV operation. The unit must provide an open path for crankcase ventilation while allowing oil to condense out. If routing or port sizes are incorrect, it can add resistance, so ensure hose connections follow manufacturer guidance and do not introduce kinks or long restrictive runs.
Can a catch can reduce carbon buildup on intake components?
Catch cans collect oil-laden vapors that would otherwise deposit on intake valves and throttle components, which can reduce the rate of buildup. They do not eliminate all deposits, but by trapping a portion of the oil mist they help lower the cumulative amount of residue that accumulates over time.
Are there special considerations for installing a catch can on a turbocharged Q50?
Turbocharged engines can generate higher crankcase pressures and carry more oil vapor, so use a catch can designed to handle increased flow and potential boost conditions. Properly routed hoses and secure fittings are important, and some systems include features to manage boost exposure. Confirm the design suits turbo operation before installing.
What maintenance steps keep a catch can working reliably?
Regularly inspect the can for buildup, drain collected fluid, and check hoses and fittings for leaks or deterioration. Clean internal baffles or filters as recommended by the manufacturer and tighten mounting hardware if it shows signs of loosening. Consistent maintenance preserves separation efficiency and prevents overflow.
How We Chose the Best Infiniti Q50 Oil Catch Can
We focused on units that fit the Infiniti Q50 application and prioritized features that matter for long-term engine health. Key evaluation criteria included filtration and separation efficiency to capture oil mist, port and hose compatibility with the Q50 PCV and intake paths, mounting options and hardware for secure fitment, ease of installation including required tools and routing, and serviceability such as drain access and clear inspection windows. We also looked at build quality and materials to resist corrosion and withstand engine-bay temperatures and vibration. Units were excluded if they lacked clear compatibility information for the Infiniti Q50, required extensive intake modification, or relied on unproven filtration methods. Our short list reflects systems that balance reliable oil separation with practical installation and maintenance for this vehicle.
Our full evaluation process is outlined in our review methodology.
Conclusion
When choosing an Infiniti Q50 oil catch can, prioritize filtration effectiveness, correct port compatibility, and practical serviceability. Balance a robust separation design with materials and mounting options that fit the engine bay and simplify routine maintenance. Keep in mind the tradeoffs: higher-efficiency separation can require slightly more maintenance, while simpler units may be easier to service but capture less fine mist. Selecting a system that matches your driving style and maintenance willingness will deliver the best long-term benefits for intake cleanliness and engine health.
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