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If you drive a Subaru Crosstrek and want to limit oil and crankcase vapors from reaching the intake, choosing the right oil catch can matters. The right unit helps reduce carbon buildup on intake valves and MAF sensors, which can preserve performance and reduce maintenance headaches over time. This guide shortlists the top options for the Crosstrek, each vetted for fitment, materials, and ease of installation. Below you will find focused notes on why these picks made the cut and which factors to weigh when deciding which catch can suits your needs.
Looking for other parts? See all Subaru Crosstrek parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | WENJTP 150ml Universal Baffled 3-Port Oil Catch Can with Breather Filter |  |
| Most Popular A crowd favorite that many people choose with confidence | SPEEDWOW 300ML Baffled Universal Oil Catch Can Kit |  |
| Best Quality Built to a higher standard if you want something more solid | POSENG AN10 1.2L Twin-Baffle Dual-Filter Oil Catch Can |  |
| Best Budget The cheapest option that still gets the job done reliably | YESHMA 750ml Billet Aluminum Baffled 2-Port Oil Catch Can with Breather Filter |  |
| Most Sold A high-volume bestseller chosen again and again | EVIL ENERGY 10AN 750ml Oil Catch Can with 10ft Nylon Braided Fuel Line Kit |  |
| Best Value for Money The sweet spot between price and what you get | muge racing Oil Catch Can Kit, 400 ml Baffled Reservoir with Breather Filter |  |
| Best Overall The best all-around choice for most situations | EVIL ENERGY 300ml Baffled Oil Catch Can with 3/8" NBR Hose Kit |  |
1. WENJTP 150ml Universal Baffled 3-Port Oil Catch Can with Breather Filter
| Capacity | 150 Milliliters |
|---|---|
| Ports | 3 (2 inlets, 1 outlet) |
| Material | 6061 Aluminum |
| Fit Type | Universal |
This WENJTP catch can captures crankcase oil and moisture before it reaches the intake, using a baffled chamber and a low-micron bronze filter for dual-stage filtration. Its three-port layout (two inlets and one outlet) and included adapter fittings let you route or combine PCV lines as needed. The compact 150 ml reservoir suits tight engine bays and is easy to remove, empty, and clean thanks to the drain valve and removable filter media. Construction from billet 6061 aluminum with an anodized finish resists corrosion under normal road use. Installation is straightforward for someone comfortable with basic hose routing, and the adjustable 360 degree bracket gives flexible mounting positions in the Crosstrek's engine bay. Limitations to consider are the small capacity, which requires more frequent checking on engines that produce heavy blow-by, and the supplied fittings and mounting hardware are basic compared with higher-end kits, so you may want to upgrade hoses or fasteners for long-term durability.
Best for: A reliability-focused buyer who wants a simple, factory-quality-minded solution to reduce intake contamination on a Subaru Crosstrek and prefers proven filtration over flashy features.
Less Ideal for: Not a good choice for owners chasing maximum hold capacity or show-piece hardware; those wanting a maintenance-free, large-volume system should consider larger catch cans or OEM-style solutions.
- Baffled chamber plus low-micron bronze filter for improved oil/impurity separation
- Billet 6061 aluminum body with anodized finish for corrosion and heat resistance
- Compact 150 ml size fits tight engine bays and is easy to clean
- Adjustable 360 degree mounting bracket for flexible placement
- Includes multiple adapter fittings and a drain valve for convenient servicing
- Small 150 ml capacity means more frequent draining on high blow-by engines
- Included fittings and mounting hardware are basic and may need upgrading
Verdict A compact, well-filtered catch can that fits the Crosstrek's tight engine bay and improves reliability, but requires regular draining due to its small 150 ml capacity.
2. SPEEDWOW 300ML Baffled Universal Oil Catch Can Kit
| Fit Type | Universal Fit |
|---|---|
| Fuel Type | Gasoline |
| Item Weight | 2 pounds |
| Model | Reservoirs |
This SPEEDWOW catch can collects oil and moisture from the PCV/CCV airflow before vapors reach the intake, using an internal baffle and a replaceable filter element to separate and store condensate in a 300ml reservoir. It is typically plumbed between the crankcase vent and intake on vehicles with accessible PCV plumbing and comes with 3/8" NBR hose, clamps, an aluminum mounting bracket, Teflon tape, and a removable drain bung with dipstick for easy checks and draining. The practical benefits are straightforward: it keeps oil blow-by out of the intake tract, helps reduce carbon buildup and misfires, and is reusable thanks to the removable bottom and dipstick drain option. Limitations to note are the universal fit approach — some installations require custom brackets or aftermarket clamps because the included bracket and clamps can be stiff or light for certain engine bays, and condensation can collect in cold climates so weekly checks are advised. Follow proper routing and do not install the filter inline on the vacuum side of the PCV or it may disrupt crankcase vacuum.
Best for: Drivers who value convenience and straightforward preventative maintenance and want a mostly complete kit that minimizes trips to the parts store during installation and early ownership.
Less Ideal for: Drivers seeking a vehicle-specific, bolt-on solution with perfect fitment or those who want a large-capacity catch can for heavy-duty or high-blow-by engines.
- Baffled internal design and removable filter to improve oil/vapor separation.
- Dipstick plus removable drain bung makes inspection and emptying simple without disassembly.
- Includes 3/8" NBR hose, mounting hardware, Teflon tape and clamps for a mostly complete install.
- Compact 300ml reservoir fits into tight engine bays where space is limited.
- Universal bracket and supplied hose clamps may need replacement or modification for a secure, long-term fit.
- Small reservoir requires more frequent emptying on high blow-by engines or in cold, moist conditions.
Verdict A compact, convenience-focused catch can kit that keeps intake vapors cleaner but may need better clamps or a custom bracket for a perfect Subaru Crosstrek installation.
3. POSENG AN10 1.2L Twin-Baffle Dual-Filter Oil Catch Can
| Capacity | 1.2 Liters |
|---|---|
| Hose Fitting Size | AN10 |
| Material Type | Aluminum |
| Design | Twin baffle with dual breather filters |
This POSENG catch can is a large-capacity, twin-baffle unit built from TIG-welded aluminum that uses dual external breather filters and AN10 hose fittings. It is typically mounted in the engine bay and plumbed between valve cover vents and the intake or vented to atmosphere depending on set up; the internal baffles help separate oil and condensate so less oil reaches the intake tract. For a performance-minded Crosstrek owner, the 1.2L volume and dual inlets make it suitable for aggressive driving, extended spirited runs, or turbocharged conversions where crankcase vapor loads are higher. Practical benefits are straightforward: more storage between drains, visible external filters for easy inspection, and sturdy welds reported by users. Limitations are that the can is relatively bulky which can complicate placement in tight engine bays, the drain petcock and filter arrangement are basic compared with dedicated serviceable designs, and some buyers note the body material feels thinner than premium billet units. Installation on a Crosstrek may require custom brackets or routing to fit the available space.
Best for: Performance-oriented owners who push their Crosstrek with aggressive driving or forced-induction modifications and want a high-capacity catch can to reduce intake contamination and oil ingestion.
Less Ideal for: Drivers looking for a compact, stealthy factory-style replacement or a fully serviceable modular can with quick-disconnect fittings should consider smaller or higher-end alternatives.
- Large 1.2L capacity reduces frequency of draining during performance use
- Twin internal baffles and dual breather filters improve oil separation compared with single-baffle cans
- AN10 fittings provide robust hose connections for high-flow setups
- TIG-welded aluminum construction and visible welds indicate solid assembly quality
- Bulky footprint can make locating and mounting in a Crosstrek engine bay challenging
- Drain petcock and external filters are basic and less serviceable than some modular catch cans
- Some users report thinner-than-expected body thickness compared with higher-end billet options
Verdict A high-capacity, performance-focused aluminum catch can that catches more oil but requires careful planning to fit and install in a Crosstrek engine bay.
4. YESHMA 750ml Billet Aluminum Baffled 2-Port Oil Catch Can with Breather Filter
| Capacity | 750ml |
|---|---|
| Ports | 2-port |
| Material | Billet aluminum |
| Fit Type | Universal |
This YESHMA catch can is a cost-focused, universal solution for keeping blow-by oil out of an intake system. It installs inline with PCV or crankcase ventilation hoses and collects oil and contaminants in a baffled 750ml reservoir while allowing crankcase gases to vent through the included breather filter. The billet aluminum body is anodized for durability and the kit ships with hose fittings, a drain valve and clamps so you can mount and service it without sourcing extra parts. In practice the larger reservoir and internal baffle reduce how often you need to empty it, and the quick-drain valve simplifies maintenance. Expect some variability in fit and finish on individual units and occasional cleanup of machining debris may be required before installation. Because it is universal, you may need to adapt hose routing or trim hoses to fit a Subaru Crosstrek and verify clearances in tight engine bays.
Best for: Budget-conscious Crosstrek owners who want a functional, low-cost catch can to reduce intake oil contamination without buying a vehicle-specific kit.
Less Ideal for: Drivers who prefer a plug-and-play, vehicle-specific kit with verified fitment or who lack tools to adapt hoses and clean up machining issues should consider more expensive, fitted options.
- Billet aluminum construction and anodized finish resist corrosion and look aftermarket-high-quality
- 750ml baffled reservoir holds more oil than small catch cans, reducing drain frequency
- Includes breather filter, drain valve, hose connectors and clamps for a largely complete install
- Universal two-port design can be plumbed to most PCV/vent locations with basic hose fittings
- Universal fit may require hose modification or custom brackets to suit the Crosstrek engine bay
- Some units show machining debris or imperfect threads that require cleaning before installation
- Drain valve may not seal perfectly and could need replacement or sealing for leak-free service
Verdict A roomy, budget-friendly universal catch can that delivers basic oil separation for a Crosstrek but may need minor prep and custom fitting.
5. EVIL ENERGY 10AN 750ml Oil Catch Can with 10ft Nylon Braided Fuel Line Kit
| Capacity | 750ml |
|---|---|
| Hose length | 10 feet |
| Thread size | 10AN (7/8-14 UNF) |
| Drain thread | 3/8 NPT |
| Working pressure | 500 PSI |
This EVIL ENERGY kit is a complete universal oil catch can setup that pairs a 750ml baffled can with a 10-foot nylon-braided 10AN line and swivel AN fittings. It is typically used inline with PCV or CCV plumbing to trap oil and detergents before they reach the intake, reducing valve and intake-port gunk on engines. The aluminum can includes a bottom drain valve and O-ring sealed threads for easier servicing, and the supplied CPE nylon-braided hose is rated for high working and burst pressures for durability. Practical benefits include a sizable capture volume so you can go longer between drains, flexible routing options thanks to the long hose and swivel ends, and a drain for quick maintenance. Limitations are that the kit is universal rather than vehicle-specific so expect some trimming, extra brackets, or different fittings to fit the Crosstrek’s tight engine bay, and some users report inconsistent fit or missing parts in individual units. Quality appears good for the price but this is not a factory-style, plug-and-play Subaru-specific solution.
Best for: A risk-averse mainstream buyer who wants an affordable, full kit to reduce intake contamination without buying a high-end custom unit, prioritizing functionality and straightforward maintenance over exact factory fit.
Less Ideal for: Not a good choice for someone seeking a direct-fit, Subaru-specific OEM replacement or a premium, show-quality catch can that needs no modification before installation.
- Large 750ml capacity reduces frequency of emptying compared with tiny cans
- Includes 10ft nylon-braided 10AN hose and swivel fittings for flexible routing and secure connections
- Aluminum construction with O-ring sealed threads and a bottom drain valve for easier maintenance
- Hose rated for high working and burst pressures and a wide operating temperature range
- Universal kit requires adaptation for vehicle-specific routing and mounting in compact engine bays
- Some customers report quality control issues such as missing parts or crooked welds
Verdict A budget-friendly, well-equipped universal catch can kit that captures a lot of oil and is easy to service but will need some adaptation to fit the Subaru Crosstrek’s engine bay.
6. muge racing Oil Catch Can Kit, 400 ml Baffled Reservoir with Breather Filter
| Capacity | 400 ml |
|---|---|
| Material | Aluminum |
| Inlet/Outlet Hose Size | 3/8" (adapters included) |
This muge racing catch can is a compact, budget-friendly way to reduce oil vapors recirculating into the intake on a Subaru Crosstrek. The 400 ml aluminum reservoir uses an internal baffle and steel wool to condense vapor into liquid, which collects at the bottom for periodic draining. It can be installed as a sealed can or vented to atmosphere with the included breather filter, and the kit includes three adapter fittings and hose clamps so you can adapt it to common PCV and intake hose sizes. Practical benefits include lighter aluminum construction and a built-in dipstick for quick level checks without disassembly. Expect to supply your own quality fuel hose in many cases since the included hose is thin and short, and some buyers have reported fiddly bracket placement and occasional fitting leaks that require thread sealant. For Crosstrek owners looking to manage intake carbon and oil fouling on a budget, this is a usable, low-cost option; those wanting perfect fitment or heavy-duty hardware may need an aftermarket hose and a custom mount.
Best for: Practical optimizers seeking a low-cost, functional solution to reduce oil vapors and intake carbon on a Crosstrek without spending on a premium, vehicle-specific unit.
Less Ideal for: Those who want a plug-and-play, vehicle-specific catch can with guaranteed fitment and heavy-duty fittings should consider purpose-built Crosstrek kits instead.
- Baffled reservoir design condenses vapor into liquid to reduce intake oil contamination.
- 400 ml capacity suitable for routine driving before drains are needed.
- Includes multiple adapter fittings and clamps to fit common hose sizes.
- Lightweight aluminum construction with anodized finish for a factory-style look.
- Built-in dipstick lets you check fluid level without opening the can.
- Supplied hose is thin and short and often needs replacement with higher-quality line.
- Mounting bracket location and hole placement may require fabrication or relocation.
- Some fittings have leaked for users unless sealed with thread sealer.
Verdict A budget-friendly, adaptable catch can that works for Crosstrek owners who will swap the supplied hose and tweak the mount for reliable performance.
7. EVIL ENERGY 300ml Baffled Oil Catch Can with 3/8" NBR Hose Kit
| Capacity | 300 Milliliters |
|---|---|
| Hose length | 5ft (1.5m) |
| Hose ID | 3/8" |
| Port thread | M16 x 1.5 |
This EVIL ENERGY catch can separates oil vapor and moisture from PCV/CCV vent air using an internal removable baffle and supplied steel wool, so less oil reaches the intake and intake-valve area. It is typically mounted in the engine bay inline with PCV hoses or used as a vent for pre-PCV setups; the kit includes a 300ml aluminum can, threaded inlet/outlet ports, and a 5ft NBR hose for routing. Practical benefits include sturdy aluminum construction, a user-serviceable interior (baffle and wool) that improves separation, and a compact 300ml size that fits tight engine bays without frequent draining. Installation is straightforward for someone comfortable with basic engine work, but the supplied hose and clamps may be short or not match every factory fitting, so plan to buy extra hose or clamps for a cleaner install. Also, in freezing conditions the unit can collect extra moisture that may freeze, so it requires more frequent cleaning or temporary removal in cold weather. Overall it provides strong performance for the money when paired with thoughtful routing and periodic maintenance.
Best for: Balanced owners who want a dependable, value-oriented upgrade to reduce intake contamination and preserve engine longevity while keeping installation and maintenance practical.
Less Ideal for: Drivers who need a vehicle-specific plug-and-play kit with exact factory-matching fittings and those unwilling to perform occasional maintenance or hose swaps.
- Baffled design with removable baffle and steel wool improves oil-vapor separation.
- Solid aluminum construction gives a durable, serviceable can that feels factory-quality.
- Includes 5ft NBR hose rated for heat and wear, plus threaded M16*1.5 ports for a secure seal.
- Compact 300ml capacity balances easy mounting with useful collection volume.
- Universal kit fittings and hose size may not match every factory connection and can require extra parts.
- Requires regular inspection and cleaning in cold climates to avoid moisture freeze and blockages.
Verdict A well-built, budget-friendly baffled catch can that delivers effective oil separation for Crosstrek owners willing to adapt hose routing and perform periodic checks.
Choosing the Right Subaru Crosstrek Oil Catch Can: Key Factors to Consider
Fitment And Vehicle-Specific Routing
Correct fitment matters because hose routing and mounting locations vary widely between vehicles. For the Subaru Crosstrek, consider how the catch can will connect to the PCV and intake ports and whether the provided hoses reach without stretching. A design that aligns with factory ports reduces the chance of kinks and unintended vacuum leaks.
Also evaluate mounting points and hardware. A securely mounted catch can resists vibration and stays plumbed properly over time. If the can blocks access to other service items, reinstalling or servicing it will become a chore, so prioritize options that tuck neatly into available space and provide clear routing instructions.
Separation Efficiency And Internal Design
How effectively a catch can separates oil from blow-by determines how much oil actually reaches the intake. Look for units with internal baffling, mesh filters, or multi-stage chambers that force vapor to condense and drop out as liquid rather than passing through as aerosol.
More sophisticated internal designs often increase capture efficiency without causing excessive pressure drop in the crankcase ventilation path. While lab-grade numbers are rare, the physical presence of baffles and adequate internal volume usually translates to better long-term protection against deposit buildup.
Materials, Corrosion Resistance, And Durability
Materials affect longevity and service life. Aluminum and stainless steel resist corrosion from oily vapors better than plated steel. Anodized or powder-coated finishes add an extra layer of protection in wet climates.
Also inspect thread quality, hose barb robustness, and the construction of mounting hardware. Durable materials reduce the risk of leaks and maintain a consistent seal over many maintenance cycles, which is especially important in climates with frequent temperature swings or road salt exposure.
Serviceability And Drain Access
Catch cans require periodic draining and inspection, so easy access is essential. Consider whether the can has a quick-drain valve, threaded sump, or removable bowl that can be emptied without unbolting the entire unit. Clear drain access prevents skipped maintenance and the accumulation of sludge.
Also check whether the orientation of the drains and mounts allows you to reach them with common hand tools. A design that necessitates removing other components for routine draining will reduce the chance you actually perform necessary upkeep.
Hose Connections And Seal Integrity
Leak-free connections preserve crankcase pressure and prevent vacuum loss that could affect engine idle and emissions systems. Evaluate whether the catch can uses barbed fittings, O-ring sealed fittings, or quick-connect adapters and ensure the supplied fittings match common hose sizes used on the Crosstrek.
Proper clamps and correctly sized hose help maintain a sealed system. Poorly sealed joints can draw in dirt or allow oil to bypass the can, negating its purpose and creating potential drivability issues.
Installation Complexity And Included Hardware
Installation time and complexity vary from simple bolt-on kits to setups that require rerouting hoses or adding brackets. Consider your mechanical ability and whether the kit includes all necessary brackets, hoses, and clamps for a straightforward install on a Crosstrek.
Clear instructions and labeled hoses reduce the chance of incorrect connections. If a kit requires custom fittings or cutting factory lines, plan for additional tools and time, and factor that into your decision about which option to choose.
FAQ
How often should I drain an oil catch can on a Subaru Crosstrek?
Drain intervals vary by driving style and engine condition, but many owners check the can every 1,000 to 3,000 miles. Frequent short trips and heavy boost or towing tend to fill the can faster. Inspect the catch can visually and drain when liquid appears to ensure it continues to capture blow-by effectively.
Will installing a catch can affect my Crosstrek's engine management?
When installed correctly, a catch can merely intercepts oil vapor and returns clean crankcase gases to the intake plumbing, so it should not alter engine management. Avoid setups that block or excessively restrict PCV flow, and follow manufacturer guidance to maintain proper crankcase ventilation pressures.
Can I install a catch can myself or do I need a mechanic?
Many catch can installs are achievable with basic tools and some mechanical aptitude, especially if the kit includes vehicle-specific hoses and brackets. If the install requires relocating components, modifying hoses, or you are unsure about hose routing, professional installation can ensure a leak-free and reliable setup.
Does a catch can eliminate all intake deposits?
A catch can reduces the amount of oil and condensate entering the intake, which usually slows the rate of deposit formation, but it does not eliminate all deposits. Effectiveness depends on the can's design, maintenance frequency, and driving conditions. Regular inspection and draining help maximize benefits.
What maintenance should I perform besides draining?
In addition to draining, periodically inspect hoses, clamps, and fittings for signs of wear or leaks. Check the internal baffling or filter for heavy sludge buildup and clean or replace components per the manufacturer's recommendations. Maintaining a tight, leak-free plumbing system preserves catch can performance over time.
How We Chose the Best Subaru Crosstrek Oil Catch Can
We started by focusing on parts that specifically fit the Subaru Crosstrek platform and prioritized components that address the common issue of oil-laden blow-by entering the intake tract. Our evaluation emphasized build materials and construction, including billet aluminum or corrosion-resistant finishes; internal baffle or baffling design to improve oil separation; inlet and outlet orientation and hose routing for clean installation in the Crosstrek bay; and mounting options that offer secure attachment without interfering with factory components. We also assessed installation complexity and included only options with clear installation pathways or available kits that match Crosstrek plumbing. Units that relied on aftermarket modifications that risked engine management issues or required major cutting or relocation of factory parts were excluded. Finally, we considered maintenance access and serviceability to ensure owners can drain and inspect the can without difficulty.
Our full evaluation process is outlined in our review methodology.
Conclusion
Choosing the right oil catch can for a Subaru Crosstrek comes down to fitment, separation efficiency, and how easy it is to service. Prioritize units that match Crosstrek hose routing and mounting points, offer effective internal baffling, and provide convenient drain access.Balance durability and installation complexity against how often you drive and maintain the vehicle. With the right choice and regular upkeep, a catch can can reduce intake contamination and help preserve engine components over the long term.
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