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If you drive an Acura TLX and want to reduce intake contamination and preserve engine efficiency, choosing the right oil catch can matters. A properly selected catch can helps limit oil and blow-by deposits that can foul intake surfaces, valves, and sensors, which can affect performance and long-term reliability. This guide covers the seven shortlisted options that fit the Acura TLX and explains the criteria used to evaluate them, including filtration method and ease of installation. Read on to understand which features matter most and how each pick meets the needs of TLX owners.
Looking for other parts? See all Acura TLX 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 Filter and Drain Valve |  |
| Most Popular A crowd favorite that many people choose with confidence | SPEEDWOW Universal Baffled Oil Catch Can Kit, 300 mL |  |
| Best Quality Built to a higher standard if you want something more solid | EVIL ENERGY Air Oil Separator (Catch Can) for 2014–2020 GM 5.3L/6.2L Engines |  |
| Best Budget The cheapest option that still gets the job done reliably | PTNHZ Universal Billet Aluminum 2-Port Baffled Oil Catch Can with Breather Filter |  |
| Most Sold A high-volume bestseller chosen again and again | RANSOTO Billet Aluminum Oil Catch Can for 5.7L/6.4L HEMI |  |
| Best Value for Money The sweet spot between price and what you get | muge racing 400ml Baffled Aluminum Oil Catch Can Kit with Breather Filter |  |
| Best Overall The best all-around choice for most situations | EVIL ENERGY 300ml Baffled Oil Catch Can with 5ft NBR Hose Kit |  |
1. WENJTP 150ml Universal Baffled 3-Port Oil Catch Can with Filter and Drain Valve
| Capacity | 150 Milliliters |
|---|---|
| Ports | 3 × 3/8-18 NPT |
| Material | 6061 Aluminum |
| Fit Type | Universal |
This 150 ml baffled oil catch can captures oil and moisture from crankcase ventilation before vapors reach the intake, helping reduce carbon buildup on intake valves and prolong engine life. It installs inline with PCV/vent hoses and can be mounted in tight spaces using the 360 degree adjustable bracket, making it suitable for routing in the TLX engine bay. The can is billet 6061 aluminum with an anodized finish and uses a bronze low-micron filter and dual filtration path meant to trap finer contaminants than a simple open-can design. It is easy to remove and empty via the drain valve and the internals are serviceable for periodic cleaning. Limitations for Acura TLX owners: the 150 ml capacity is small, so it will require regular checks on engines with higher blow-by or forced induction, and adapters use tapered threads that may not fully seat without thread tape. Fitment is universal rather than TLX-specific, so expect to source appropriate hose fittings and routing hardware for a factory-quality install.
Best for: Reliability-focused owners who prioritize protecting the TLX intake from oil contamination and want a durable, serviceable catch can they can inspect and maintain regularly.
Less Ideal for: Owners who want a plug-and-play, vehicle-specific solution with larger capacity or factory-style fittings should consider TLX-specific kits or larger cans instead.
- Baffled and dual-filtration design with a low-micron bronze filter to trap oil and fine contaminants
- Billet 6061 aluminum construction with anodized finish for corrosion and heat resistance
- 360 degree adjustable mounting bracket for flexible placement in tight engine bays
- Removable internals and drain valve make cleaning and draining straightforward
- Small 150 ml capacity requires frequent monitoring on engines with higher blow-by
- Adapters use tapered threads and may need thread tape and additional fittings for a proper seal on TLX plumbing
Verdict A compact, well-made baffled catch can that reliably reduces intake contamination for TLX owners willing to service a small-capacity, universal unit.
2. SPEEDWOW Universal Baffled Oil Catch Can Kit, 300 mL
| Fit Type | Universal Fit |
|---|---|
| Fuel Type | Gasoline |
| Capacity | 300 mL |
| Hose | NBR 3/8" |
This SPEEDWOW catch can is a small, reusable oil separator designed to intercept crankcase vapors before they reach the intake on a turbocharged or naturally aspirated engine. It installs inline with the PCV/CCV plumbing using the supplied NBR 3/8" hose, clamps and an aluminum mounting bracket; the internal baffle and replaceable filter media help condense oil and moisture while the clear dipstick and removable bottom make inspection and draining straightforward. For Acura TLX owners looking to reduce carbon buildup and keep intake valves cleaner, it is a practical add-on that can be tucked into tight engine bays thanks to its 300 mL capacity and compact footprint. The kit is well machined and includes useful extras like Teflon tape and O-rings, but the mounting bracket and included clamps are basic and some buyers replace them for a more secure fit. Also be aware it can collect water in cold climates so regular checks are needed to avoid freezing in winter. With moderate installation effort this unit offers reusable performance for routine maintenance.
Best for: Convenience-driven buyers who prioritize easy-to-install upgrades that reduce intake contamination and lower routine maintenance effort on a daily-driven Acura TLX.
Less Ideal for: Drivers seeking a vehicle-specific, bolt-on solution with tailored brackets and fittings or those unwilling to check and drain the unit periodically in cold climates should consider a dedicated TLX-specific kit or professional installation.
- Baffled internals and optional filter media to improve oil and moisture separation
- Dipstick and removable drain make inspection and emptying easy without disassembly
- Includes hoses, clamps, mounting bracket and Teflon tape for a mostly complete install
- Compact 300 mL reservoir fits into tighter engine bays
- Included mounting bracket and hose clamps are lightweight and may need upgrading for a firmer install
- Universal fit requires adaptation for Acura TLX routing and may need additional fittings or repositioning
Verdict A compact, mostly complete universal catch can that gives TLX owners a convenient way to reduce intake contamination but may need better clamps or bracket tweaks for a secure, vehicle-specific install.
3. EVIL ENERGY Air Oil Separator (Catch Can) for 2014–2020 GM 5.3L/6.2L Engines
| Fitment | 2014–2018 Silverado/Sierra 1500, 2015–2020 Tahoe/Suburban/Yukon, 2015–2019 Escalade (5.3L & 6.2L) |
|---|
This EVIL ENERGY air oil separator is a purpose-built catch can that filters oil mist from PCV/vent lines and returns drier air to the intake. It comes with pre-routed hoses, a bracket and fittings for a direct-replacement style install on supported GM V8 engines, and a fine mesh aluminum element that holds captured oil in the reservoir. Typical use is underhood installation on the PCV side, periodic inspection and draining after several hundred miles, and occasional cleaning of the mesh element. Practical benefits include reduced oil contamination of the intake tract, fewer intake deposits, and cleaner combustion which can help maintain performance on heavily used or modified engines. Buyers should note the reservoir is relatively small so it needs more frequent emptying, and several users reported the supplied hoses are the weakest link under prolonged heat exposure. Also the unit is offered specifically for GM 5.3L/6.2L fitments so it will not be a direct match for other engines without modification.
Best for: Performance-oriented owners who prioritize cleaner intake air and reduced crankcase blow-by on modified or high-mileage engines and want a direct-fit, install-ready solution.
Less Ideal for: Drivers seeking a large-capacity catch can for extended intervals between servicing or anyone who needs a universal fit for non-GM engines should look elsewhere.
- Vehicle-specific kit with brackets and fittings for direct installation on listed GM 5.3L/6.2L engines
- Fine mesh aluminum filter captures oil vapor to reduce intake contamination
- Includes hoses, clamps and pre-wrapped sections to simplify fitment and reduce vacuum noise
- Compact, milled can with solid mount that integrates cleanly under the hood
- Small reservoir requires frequent checks and more frequent draining
- Some users report supplied hoses can degrade from heat over time
Verdict A budget-friendly, direct-fit oil separator that effectively reduces intake oil contamination for supported GM V8s but needs regular draining and occasional hose upgrades.
4. PTNHZ Universal Billet Aluminum 2-Port Baffled Oil Catch Can with Breather Filter
| Fit Type | Universal Fit |
|---|---|
| Material | 6061 Billet Aluminum |
| Ports | 2-Port |
| Product Grade | Performance Part |
This PTNHZ catch can is a budget-friendly, universal-style unit built from 6061 billet aluminum with an anodized finish. It collects oil and blow-by from the PCV/CCV lines and returns cleaner gases to the intake, which helps reduce intake valve and throttle-body deposits on an Acura TLX when plumbed into the crankcase ventilation system. The internal baffle and included brass/micron elements increase condensation and droplet capture compared with an open can, and the drain port makes maintenance straightforward. The kit includes adjustable mounting hardware and multiple fittings, though some users note the threads are straight rather than tapered and that fittings may require gasket maker or O-rings for a leak-free seal. The mounting bracket is functional but light gauge, so you may want a stronger support in tight engine bays. For TLX owners looking to control oil vapors on a budget, this catch can gives solid performance for the price, but it may need small user mods and careful sealing to ensure long-term reliability.
Best for: Practical, budget-conscious TLX owners who want a low-cost way to reduce intake contamination and extend engine cleanliness without paying for a premium branded kit.
Less Ideal for: Drivers seeking a plug-and-play, vehicle-specific solution with guaranteed fit and factory-style hardware should consider purpose-built TLX kits or higher-end catch cans with dedicated fittings.
- Billet 6061 aluminum construction with anodized finish offers durable, corrosion-resistant body.
- Internal baffle and filter increase oil and vapor separation compared with an open can.
- Includes multiple fittings and an adjustable mounting bracket for flexible installation locations.
- Drain port simplifies periodic emptying without full disassembly.
- Mounting bracket is lightweight and may need reinforcement for secure installation under engine vibration.
- Fittings use straight threads and often require additional sealing to prevent leaks.
- No printed instructions included, so installation assumes familiarity with PCV systems.
Verdict A cost-effective billet aluminum catch can that delivers real oil separation for TLX owners if you are willing to seal fittings and reinforce the mount during installation.
5. RANSOTO Billet Aluminum Oil Catch Can for 5.7L/6.4L HEMI
| Compatible with | 2011+ 5.7L and 6.4L HEMI engines |
|---|---|
| Material | T6061 billet aluminum |
| Mounting | Z-style bracket |
This RANSOTO catch can separates oil and moisture from crankcase vapors before they reach the intake, helping prevent intake-valve and manifold carbon buildup. It is typically installed in the PCV/Vent plumbing and mounted using the included Z-bracket; the kit supplies hoses and hardware so it can be a mostly bolt-on fit when space allows. The T6061 billet body and anodized finish give a durable, engine-bay friendly result, and the knurled drain plug makes periodic emptying straightforward without tools. Several owners report the supplied hoses and fittings sometimes need clamps or slight adjustments and that the mounting hardware can be tight in some engine bays, so minor modifications or alternate fasteners may be required. Some users also noted fitment quirks on high-performance SRT variants. For a risk-averse buyer wanting a robust, visible solution to reduce intake contamination, this unit delivers solid construction and simple serviceability, but expect to check clearances and possibly source a couple of small parts during installation.
Best for: Risk-averse mainstream buyers who prioritize protecting engine longevity and prefer a solid, serviceable aftermarket part that looks factory-quality under the hood.
Less Ideal for: Owners seeking a plug-and-play catch can explicitly engineered for Acura TLX fitment or those who want a kit guaranteed to fit high-performance or heavily modified engines without any adjustments.
- Billet T6061 aluminum construction for durability and clean engine-bay appearance
- Z-style bracket offers convenient mounting locations and easier access for draining
- Knurled bottom drain allows tool-free emptying during routine maintenance
- Includes hoses and hardware for a mostly bolt-on installation
- Supplied hoses and fittings may require additional clamps or minor modification to fit properly
- Mounting hardware and bracket can be tight in some engine bays, possibly needing alternative fasteners
- Not guaranteed to fit high-performance variants without verification
Verdict A well-built, easy-to-service billet catch can that protects the intake but may need minor hose or mounting tweaks for perfect fitment.
6. muge racing 400ml Baffled Aluminum Oil Catch Can Kit with Breather Filter
| Capacity | 400 ml |
|---|---|
| Material | Aluminum |
| Fit Type | Universal |
This muge racing oil catch can is a budget-friendly baffled separator that captures oil and moisture before PCV or intake re-entry. For an Acura TLX it is typically installed in the PCV/vent line between the valve cover and intake to intercept blow-by vapor, condense it on the baffle, and collect liquid in the 400 ml reservoir. The kit includes a breather filter so you can run it as an open vent or install the supplied plug to keep it sealed. Practical features include a lightweight anodized aluminum can, reinforced hose clamps, three adapter sizes with O-ring gaskets, and a built-in dipstick for quick level checks. Common real-world limitations are the short, thin supply hose that many users replace and a mounting bracket that may require modification for a neat firewall or inner-fender fitment on the TLX. Some reviewers also noted fitting or seal issues that were fixed with thread sealer. If you plan routine maintenance and use better hose and careful mounting, this unit gives solid oil separation for the price on the TLX.
Best for: Practical optimizers who want an affordable way to reduce PCV blow-by and extend intake life on an Acura TLX without investing in an expensive custom solution.
Less Ideal for: Drivers seeking a factory-style direct-fit, plug-and-play TLX-specific unit or those who want a fully sealed OEM-equivalent system without any DIY mounting or hose upgrades.
- Baffled 400 ml reservoir captures oil and moisture to reduce intake carbon buildup
- Anodized aluminum body provides strength with a lightweight package
- Includes breather filter and plug option so you can run vented or sealed
- Three adapter sizes with O-ring gaskets and reinforced hose clamps to help prevent leaks
- Built-in dipstick makes checking and draining collected fluid quick
- Supplied hose is thin and short, often needing replacement with heavier-duty line
- Mounting bracket placement may not fit cleanly on the TLX and can require fabrication or relocation
- Some fittings have leaked for users unless additional sealant is applied
Verdict A cost-effective baffled catch can that delivers real oil separation for an Acura TLX if you plan to upgrade the supplied hose and adapt the mount for a clean install.
7. EVIL ENERGY 300ml Baffled Oil Catch Can with 5ft NBR Hose Kit
| Capacity | 300 Milliliters |
|---|---|
| Hose length | 5 ft |
| Hose inner diameter | 3/8" |
| Fitting thread | M16 x 1.5 |
| Fuel type | Gasoline |
This EVIL ENERGY 300ml baffled catch can is a universal kit that captures oil and moisture from the crankcase ventilation stream to help keep intake ports and valves cleaner. It installs inline with PCV/CCV hoses or can be used as a vented breather on pre-PCV setups, and the removable baffle plus supplied steel wool improves trapping of oil droplets. The kit includes a 5 ft NBR hose and M16x1.5-threaded fittings for a secure connection, and the compact 300 ml body fits in tight engine bays like the Acura TLX’s without blocking access to common service points. Practical benefits are reduced carbon buildup and simpler maintenance since the can is easy to drain and inspect with the supplied dipstick. Limitations include the universal fit approach meaning hose length or fitting sizes may need changes for neat routing on some TLX model years, and in freezing climates the manufacturer advises more frequent cleaning to avoid moisture freezing in the can. Expect a solid factory-quality feel and straightforward installation if you plan for any minor hose or bracket adjustments.
Best for: A balanced all-round buyer who wants a reliable, no-frills way to reduce intake contamination on an Acura TLX and values fit-and-forget durability without paying top-tier brand premiums.
Less Ideal for: Drivers who need a model-specific plug-and-play kit with guaranteed fitment or those unwilling to modify hose routing or add adapters for a perfectly tidy installation.
- Baffled design with steel wool improves oil separation and reduces intake contamination
- Compact 300 ml size fits into tight engine bays typical of the Acura TLX
- Includes 5 ft NBR hose and threaded fittings for a mostly complete install
- Aluminum construction and tight fittings give a durable, factory-quality feel
- Universal fittings and hose may require aftermarket hose or adapters for some TLX setups
- Requires more frequent cleaning in freezing conditions to prevent moisture-related blockages
Verdict A compact, well-made baffled catch can that gives Acura TLX owners a practical, cost-conscious way to cut intake contamination while expecting minor fitment tweaks.
Choosing the Right Acura TLX Oil Catch Can: Key Factors to Consider
Filtration and Separation Method
How a catch can separates oil and vapor affects how well it prevents deposits in the intake. Baffled or mesh-style interiors and multi-stage filtration trap droplets and mist differently, so understanding the internal design helps predict how much liquid will be captured versus what may pass through.
A more effective separation method usually reduces how often you need to drain the can and lowers the risk of oil reaching intake components. Consider the tradeoff between finer filtration that may require more frequent maintenance and simpler designs that capture bulk oil but let finer mist through.
Fitment and Mounting Compatibility
Fitment matters because engine bay space, hose routing, and available mounting points vary by vehicle. For the Acura TLX, look for kits or housings that accommodate the TLX layout without stretching hoses or blocking service points.
A catch can that mounts securely and uses appropriately sized hoses reduces the chance of leaks, kinks, or interference with heat shields and other components. Proper mounting also makes routine draining and inspection easier, which encourages consistent maintenance.
Construction Materials and Corrosion Resistance
Materials determine durability and long-term performance in the engine bay environment. Stainless steel, aluminum with quality finishes, or high-temperature polymers resist corrosion and handle heat exposure better than low-grade metals.
Fittings and clamps should also be corrosion-resistant. Choosing a robust construction reduces the risk of leaks, degraded threads, or compromised seals over time, especially in regions with road salt or humid conditions.
Maintenance Access and Drainage Design
The ease of draining and inspecting the collected oil influences how likely you are to keep up with maintenance. Features like threaded drain plugs, transparent sight tubes, or removable bowls simplify routine checks and make service quicker.
A design that allows tool-free draining or quick access without removing the entire unit encourages regular maintenance, which is essential to prevent saturation and ensure continued effectiveness.
Hose and Fitting Quality
Hose diameter, length, and material affect vacuum balance and routing. Use hoses rated for oil vapor and engine temperatures to avoid swelling or breakdown. Properly sized fittings prevent leaks and preserve crankcase ventilation function.
Secure clamps and quality barbs reduce the chance of vacuum loss or oil seepage. When hose routing is straightforward, you minimize sharp bends that can trap condensation and complicate drainage.
Capacity and Frequency of Service
Catch can capacity determines how often you need to check and empty the unit, which influences convenience. Larger capacity units require less frequent draining but may be bulkier to fit in tight engine bays; smaller cans are easier to fit but need more frequent attention.
Balance capacity with accessibility. If a larger can is hard to access for draining, you may prefer a smaller, easy-to-service option to maintain consistent upkeep.
FAQ
How often should I check or drain an oil catch can on an Acura TLX?
Check the catch can periodically, often every few thousand miles or during routine service intervals. Frequency depends on driving style and engine condition; more frequent short trips and heavy boost can fill cans faster. Inspect the level visually when possible and drain before the can reaches capacity to maintain effectiveness.
Will installing an oil catch can affect my TLX's engine vacuum or PCV system?
A properly designed and installed catch can should not significantly alter vacuum or PCV function. It should be plumbed inline with the existing ventilation paths and use appropriate hose sizes. Incorrect hose routing or overly restrictive internals can change system dynamics, so follow vehicle-specific guidance and ensure vents remain unobstructed.
Can I install an oil catch can myself on an Acura TLX?
Many catch can installations are manageable for people with basic mechanical skills and common tools. A kit with clear vehicle-specific instructions makes the process easier. If routing is tight or special brackets are needed, consider professional installation to ensure secure mounting and correct hose connections.
Do catch cans require special parts or adapters for the TLX?
Some catch can kits include vehicle-specific brackets, hoses, and fittings to simplify installation in the TLX. Others are universal and may need additional adapters or custom hoses. Choose a solution that clearly documents fitment for the Acura TLX to avoid fabrication or compromise during installation.
What are the signs that a catch can is not working properly?
Signs include excessive blow-by oil in the intake, visible oil in intake tubing, strong oil odors from the engine bay, or unusually frequent need to top up engine oil. Also watch for vacuum leaks at hose connections and any check-engine lights that correlate with installation.
How does ambient temperature affect catch can performance?
Temperature influences condensation and the viscosity of collected oil. Colder conditions can increase condensation and water accumulation, while higher temperatures may keep vapors lighter and harder to trap. Properly sized units and correct installation help maintain consistent performance across typical ambient ranges.
How We Chose the Best Acura TLX Oil Catch Can
We focused on products that fit the Acura TLX and offer reliable crankcase vapor management without modifying core engine systems. Key evaluation criteria included filtration effectiveness to trap oil and moisture, mounting and hose routing compatibility with TLX engine bays, construction materials and corrosion resistance, ease of installation including required hardware, maintenance accessibility for regular draining and servicing, and overall reliability based on design features. We excluded universal items that require extensive fabrication or vehicle-specific ECU or vacuum alterations. Products that lacked clear fitment guidance for the Acura TLX, had poor build quality indicators, or required major engine disassembly were not considered. Our process prioritized solutions that balance proven contamination control, straightforward installability, and durability for everyday driving and occasional spirited use.
Our full evaluation process is outlined in our review methodology.
Conclusion
Prioritize a catch can that offers effective separation, clear fitment for the Acura TLX, and durable materials. Balance filtration performance with ease of maintenance so the unit stays effective over time. Keep in mind tradeoffs between capacity, service frequency, and installation complexity. Choose a design that fits your driving habits and the TLX engine bay to ensure consistent protection for intake components and long-term engine condition.
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