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If you own an Acura TSX and want to reduce intake contamination and maintain consistent engine performance, installing a dedicated oil catch can can help. The right catch can captures oil mist and blow-by before it reaches the intake tract, reducing carbon buildup on intake valves and throttle bodies over time. This guide covers seven shortlisted oil catch cans selected for fitment and function on the Acura TSX. We evaluated each option on filtration design and ease of installation to help you find a solution that suits your goals. Read on for the top picks and the factors we used to evaluate them.
Looking for other parts? See all Acura TSX parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | WENJTP 150ml Baffled Universal Car Oil Catch Can Kit with Filter and Drain Valve |  |
| Most Popular A crowd favorite that many people choose with confidence | RULLINE 350ml Baffled Aluminum Oil Catch Can |  |
| 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 | PTNHZ Billet Aluminum 2-Port Baffled Oil Catch Can with Breather Filter |  |
| Most Sold A high-volume bestseller chosen again and again | EVIL ENERGY 10AN 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 Universal 400ml Baffled Oil Catch Can 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 Baffled Universal Car Oil Catch Can Kit with Filter and Drain Valve
| Capacity | 150 Milliliters |
|---|---|
| Ports | 3× 3/8-18 NPT (2 inlets, 1 outlet) |
| Adapters included | 2×12.5mm & 2×9.6mm |
| Material | 6061 Aluminum |
This 150 ml baffled oil catch can captures oil and moisture from the PCV/CCV lines to reduce carbon buildup in the intake and prolong engine life. It is typically mounted in the engine bay between the valve cover and intake using the included adjustable bracket and adapters. The can is CNC billet aluminum with an anodized finish and a low-micron bronze filter plus dual filtration for improved separation versus simple single-stage cans. Practical benefits include a drain valve for easy emptying, removable internals for cleaning, and a 360 degree adjustable mount to fit tight engine compartments. Limitations for an Acura TSX are the small 150 ml capacity, which requires more frequent checks on turbocharged or high-blow-by engines, and the universal adapters may need custom hose routing or replacement fittings for a neat OEM-quality installation. Sealing changes to tapered threads mean some supplied adapters do not fully seat and may require thread seal tape or minor trimming to fit cleanly.
Best for: Reliability-focused owners who prioritize protecting intake and valvetrain components on a daily-driven Acura TSX and are comfortable adapting a universal component for a factory-quality installation.
Less Ideal for: Buyers seeking a plug-and-play, vehicle-specific OEM replacement or those who want a large-capacity can that requires infrequent maintenance should look for a purpose-built TSX-specific or larger-capacity solution.
- Baffled, dual-filtration design with a low-micron bronze filter for better oil/mist separation
- CNC billet 6061 aluminum construction with anodized finish for durability in the engine bay
- 360 degree adjustable mounting bracket simplifies placement in tight TSX engine bays
- Removable internals and a drain valve make emptying and cleaning straightforward
- Small 150 ml capacity requires frequent servicing on high-mileage or high-blow-by engines
- Adapters use tapered threads that may prevent full insertion and need additional sealing or modification
Verdict A durable, well-filtered universal catch can that gives Acura TSX owners a reliability-focused oil separation solution if you can manage the small 150 ml capacity and adapt the fittings for a clean install.
2. RULLINE 350ml Baffled Aluminum Oil Catch Can
| Capacity | 350 Milliliters |
|---|---|
| Fuel Type | Gasoline |
| Product Grade | Performance Part |
| Fit Type | Universal |
This RULLINE 350ml catch can is a simple, compact unit that traps oil and moisture from the PCV/CCV flow before vapors reach the intake. It installs inline between the crankcase vent and intake, uses a baffled aluminum reservoir and a dipstick to monitor collected fluid, and ships with multiple fittings and a braided hose to fit a variety of setups. The can is fully TIG welded with O-ring seals at fittings, which helps keep it leak resistant in the low-vacuum environment it lives in. For convenience-focused buyers the dipstick and included hose make routine checks and installations easier than bare-can alternatives. Expect to need to fabricate or adapt a mounting point in the TSX engine bay and possibly swap hose diameters for a precise fit. The 350ml capacity is adequate for regular driving but requires periodic draining on engines that produce heavier blow-by. If you value a tidy, user-friendly upgrade to limit carbon carryover to the intake, this kit does the job with minimal fuss.
Best for: Convenience-driven buyers who want an easy, low-maintenance way to reduce intake contamination on their Acura TSX without a complex custom setup.
Less Ideal for: Drivers seeking a maintenance-free permanent solution or those who prefer a factory-direct replacement should consider purpose-built, vehicle-specific systems instead.
- Baffled aluminum reservoir captures oil and moisture to reduce intake contamination
- Fully TIG welded body and O-ring sealed fittings minimize leakage under vacuum
- Includes dipstick for quick, no-disassembly fluid checks
- Comes with multiple adapter fittings and a braided hose to simplify installation
- Universal fittings may require hose swaps or creative mounting to fit an Acura TSX precisely
- 350ml capacity needs regular draining on high blow-by engines
Verdict A user-friendly, compact catch can that makes it easy to reduce intake oil contamination on an Acura TSX, but expect minor hose and mounting tweaks for a perfect fit.
3. POSENG AN10 1.2L Twin‑Baffle Dual Filter Oil Catch Can
| Capacity | 1.2 Liters |
|---|---|
| Material | Aluminum |
| Hose fitting size | AN10 |
| Includes | Two breather filters and petcock drainer |
This POSENG catch can is a large‑capacity, aluminum tank built for heavy-duty breathers and high-flow setups. It installs inline with crankcase vents or valve cover outlets and uses dual internal baffles plus two external breather filters to trap oil mist while letting pressure vent. The TIG‑welded aluminum shell and AN10 fittings mean it is aimed at high‑displacement or boosted engines that produce significant blow‑by. Practical benefits include a big 1.2L reservoir that reduces how often you need to drain it and dual inlets so you can route both valve covers or add extra vent lines. Customers report solid welds and effective oil containment on turbo and diesel applications. Limitations are its bulky size, which can make packaging in tighter engine bays like an Acura TSX a challenge, and some reviewers noted thin gauge material and a basic petcock drain that could be improved. Expect a capable, no‑frills solution for performance engines that need extra crankcase ventilation capacity.
Best for: Performance-oriented buyers who prioritize high flow capacity and robust venting for turbocharged or high‑displacement engines and who are willing to accommodate a larger can in the engine bay.
Less Ideal for: Buyers with compact or tightly packaged engine bays who need a low-profile, stealthy catch can should consider more compact, purpose‑fit options designed specifically for that vehicle.
- Large 1.2L capacity reduces drain frequency for high blow‑by engines
- Twin internal baffles and dual breather filters improve oil separation
- TIG‑welded aluminum construction for corrosion resistance and heat tolerance
- AN10 fittings accommodate high‑flow hose lines and dual inlet routing
- Bulky footprint can be hard to fit in tight engine bays
- Drain petcock and some fittings are basic and may need upgrade for frequent service
- Some units show relatively thin sheet metal compared with heavier aftermarket cans
Verdict A high-capacity, dual‑inlet catch can built for performance engines but large size and basic drain hardware may limit fitment and convenience in tighter engine bays like the Acura TSX.
4. PTNHZ Billet Aluminum 2-Port Baffled Oil Catch Can with Breather Filter
| Fit Type | Universal Fit |
|---|---|
| Material | 6061 billet aluminum |
| Ports | 2-port baffled design |
| Product Grade | Performance Part |
| Manufacturer | PTNHZ RACING |
This PTNHZ catch can is a straightforward, budget-friendly unit that collects crankcase oil and condensate before vapors re-enter the intake. It installs inline on the PCV/CCV plumbing and uses a baffle and brass screen to condense and trap oil while an included breather offers a vented option. The billet 6061 aluminum body and anodized finish give it a durable, factory-quality look for the price, and the drain port makes servicing simple. Buyers should expect basic hardware and a light-duty adjustable mounting bracket that may need reinforcement for secure long-term installation on an Acura TSX. Thread fittings are straight-thread with O-rings rather than tapered NPT, so hose and fitting selection matters and some users seal fittings with gasket maker for a vacuum-tight join. There are no detailed instructions, so basic knowledge of PCV routing and hose selection is required. For a budget-oriented TSX owner who wants functional catch can protection without premium cost, this model delivers solid value with a few small installation caveats.
Best for: Budget-conscious TSX owners who prioritize basic crankcase filtration and lower cost over premium fit-and-finish and who are comfortable doing a modest amount of installation work.
Less Ideal for: Drivers who want a plug-and-play, vehicle-specific kit with detailed instructions and heavy-duty brackets should consider purpose-built, Acura TSX-specific options instead.
- Billet 6061 aluminum construction with anodized finish for durability and corrosion resistance
- Internal baffle and brass screen to trap oil and reduce reversion to the intake
- Included drain port simplifies periodic servicing
- Compact two-port layout fits tighter engine bays like the Acura TSX
- Comes with breather filter for vented configuration or alternate use
- Included mounting bracket is lightweight and may require a stronger custom bracket for permanent mounting
- Fittings use straight threads with O-rings rather than tapered pipe threads, so additional sealing or adapter hoses may be needed
- No installation instructions included, requiring prior knowledge of PCV routing
Verdict A low-cost, well-made billet catch can that gives effective oil separation for the Acura TSX if you accept basic fittings and may need to upgrade the bracket for a permanent install.
5. EVIL ENERGY 10AN Oil Catch Can with 10ft Nylon Braided Fuel Line Kit
| Capacity | 750ml |
|---|---|
| Hose length | 10 feet |
| Hose inner diameter | 0.56 inches (14.22mm) |
| Working pressure | 500 PSI |
| Operating temperature | -40°F to 257°F |
This kit combines a 750ml baffled catch can with a full AN10 hose and swivel fittings so you can vent or route crankcase vapors without sending oil into the intake. Typical installation uses the can inline with PCV/CCV hoses or as a breather on vehicles that need an open vent; the included bottom drain valve makes periodic emptying straightforward. The nylon-braided CPE fuel hose and swivel hose ends simplify routing in crowded engine bays and the aluminum can with O-ring sealed threads aims to reduce leaks. Practical benefits include a sizable reservoir, long hose that allows flexible mounting locations, and pressure ratings that handle boosted and naturally aspirated setups. Downsides are variable build finish and occasional missing parts reported by buyers, so check fittings before install and be prepared to source minor adapters for some Acura TSX valve cover layouts. This is a value-oriented kit that performs the basic job but is less refined than higher-end, vehicle-specific options.
Best for: Risk-averse mainstream buyers who prioritize protecting the intake from oil contamination without paying for a vehicle-specific premium and who prefer a straightforward, serviceable solution.
Less Ideal for: Shoppers looking for a plug-and-play, Acura TSX-specific engineered solution or a premium cosmetic finish should consider dedicated, vehicle-matched catch cans instead.
- 750ml baffled reservoir reduces oil vapor carryover and lowers intake contamination risk
- Comes with a 10ft nylon-braided AN10 hose and swivel fittings for flexible routing
- Aluminum can with O-ring thread and bottom drain valve simplifies draining and reuse
- Hose rated for high working and burst pressure suitable for boosted applications
- Universal kit may require additional adapters or brackets for tidy fitment on specific engines
- Some buyers report inconsistent finish quality and missing parts in kits
Verdict A budget-friendly, serviceable universal catch can kit that protects the intake on a TSX but may need small adapters or mounting tweaks for a neat, vehicle-specific installation.
6. muge racing Universal 400ml Baffled Oil Catch Can with Breather Filter
| Capacity | 400 ml |
|---|---|
| Material | Aluminum |
| Hose size | 3/8" fuel line (compatible) |
| Installation | Can be sealed or vented (breather filter included) |
This muge racing oil catch can collects oil-laden vapors before they reach the intake, using an internal baffle to condense vapor to liquid that drains into a 400 ml reservoir. It is typically mounted in the engine bay and plumbed into the PCV/valve cover and intake plumbing on vehicles like the Acura TSX to reduce carbon buildup and oil fouling on intake components. The lightweight anodized aluminum body looks neat under the hood and includes a removable breather filter so you can run it sealed or vented to atmosphere. Practical details include three adapter fittings with O-rings, hose clamps, and a dipstick for quick level checks without disassembly. Buyers should note the supplied hose is thin and many owners replace it with higher quality 3/8" fuel line, and some report the bracket position and fittings may require minor rework or thread sealant to stop leaks. For routine maintenance it reduces oil recirculation but needs periodic draining and inspection.
Best for: Practical optimizers who want a low-cost, no-frills way to cut oil recirculation and extend intake cleanliness on an Acura TSX without investing in an expensive branded kit.
Less Ideal for: Drivers seeking a plug-and-play, vehicle-specific kit with polished mounting hardware and OEM-style hoses should consider purpose-made TSX kits instead.
- Baffled reservoir design condenses vapor to liquid to reduce intake carbon and oil build-up.
- Polished aluminum body with anodized finish provides strength and a tidy under-hood appearance.
- Includes three adapter fittings with O-rings and hose clamps for flexible hose fitment.
- Built-in dipstick lets you check fluid level without removing the can.
- Can be used sealed or vented via the included breather filter for installation flexibility.
- Included hose is thin and may kink or collapse, many users replace it with better 3/8" fuel line.
- Mounting bracket and supplied fittings can require modification or thread sealing to prevent leaks.
- As a universal unit it may need custom hose routing and a fabricated bracket for neat fitment on the TSX.
Verdict A budget-friendly baffled catch can that effectively reduces oil vapor recirculation on an Acura TSX if you upgrade the hose and expect some basic fitment work.
7. EVIL ENERGY 300ml Baffled Oil Catch Can with 5ft NBR Hose Kit
| Capacity | 300 Milliliters |
|---|---|
| Hose length | 5ft (1.5m) |
| Hose inner diameter | 3/8" |
| Thread size | M16*1.5 |
| Fuel type | Gasoline |
This EVIL ENERGY catch can is a compact, aluminum baffled separator aimed at keeping oil and moisture out of the intake on vehicles like the Acura TSX. It installs either as an inline seal can between PCV hoses or as a vent with the included breather filter on pre-PCV setups. The removable baffle plus supplied stainless steel wool helps coalesce oil droplets so they collect in the 300ml chamber instead of recirculating into the intake. The kit includes an M16*1.5 threaded inlet/outlet, a 5ft NBR hose rated for heat and wear, clamps, and a mounting bracket to make routing and attachment straightforward. Practical benefits include durable metal construction, visible serviceability with a removable cap, and a size that fits tight engine bays without constant emptying. Limitations to plan for are that the universal fittings and hose diameter may not match the TSX factory lines exactly so additional hose or clamps are sometimes needed, and in very cold climates the unit can accumulate moisture that risks freezing if not emptied or bypassed seasonally.
Best for: A balanced all-round buyer who wants a reliable, factory-quality style catch can to reduce intake oil and extend engine life without overspending, while keeping installation and maintenance reasonably simple.
Less Ideal for: Drivers seeking a vehicle-specific plug-and-play kit with exact factory-matching fittings or those unwilling to perform minor hose or bracket modifications should consider a model tailored to the TSX instead.
- Baffled design with removable baffle and stainless steel wool to improve oil separation
- Solid aluminum construction and threaded cap for durable, serviceable assembly
- Includes 5ft NBR hose with good heat and wear resistance for flexible routing
- 300ml capacity is large enough to reduce maintenance frequency while remaining compact
- Comes with mounting hardware and standard M16*1.5 threaded ports for secure fittings
- Universal hose diameter and fittings may require buying additional hose or adapters for a perfect TSX fit
- O rings provided can be tight and may be difficult to install without careful handling
- Can collect moisture that may freeze in very cold conditions unless managed
Verdict A well-built, compact baffled catch can that delivers strong oil separation and value for TSX owners who accept minor fitment tweaks.
Choosing the Right Acura TSX Oil Catch Can: Key Factors to Consider
Filtration and Separation Method
How a catch can separates oil from vapor determines how well it protects the intake. Baffle stacks, mesh media, and multi-stage chambers all trap droplets and encourage condensation, while some designs use coalescing elements to increase capture rates.
Higher separation efficiency reduces the frequency of deposits downstream, but more complex internals can be harder to clean. Consider how the internal layout affects both capture performance and ease of inspection when evaluating options.
Mounting and Vehicle-Specific Fitment
A catch can that fits the available space and mounts securely will simplify installation and reduce vibration-related issues. Vehicle-specific brackets and hose lengths tailored for the Acura TSX avoid improvised routing that can introduce kinks or sharp bends in the hoses.
Look for kits that include mounting hardware and clear instructions. Proper fitment also reduces the chance of accidental contact with hot or moving components, which matters for long-term reliability.
Hose and Fitting Quality
Hoses and fittings form the path between the crankcase and the intake or PCV system, so their durability and sealing matter. Reinforced, oil-resistant hoses and corrosion-resistant fittings lower the risk of leaks and degradation from heat and oil exposure.
Pay attention to hose inner diameter and barb sizes to maintain proper flow and avoid excessive restriction. Quick-disconnect fittings or included adapters can make installation neater and service easier.
Serviceability and Drain Access
How easy it is to inspect and drain the catch can affects maintenance frequency and user compliance. Top or bottom drain valves, removable internaI assemblies, or transparent sight windows each offer different tradeoffs for convenience.
Units that are simple to empty and reassemble reduce the chance of missed maintenance and spilled oil, helping preserve separation effectiveness over time.
Capacity Relative to Driving Habits
Catch can capacity influences how often you need to service it. Short commutes and high-blow-by conditions can fill a small can quickly, while long highway driving may result in slower accumulation.
Choose a capacity that fits your typical mileage and driving style to avoid frequent servicing. Also consider whether the container design allows easy monitoring of fluid level so you can plan maintenance.
Materials and Build Durability
Materials such as anodized aluminum or stainless steel offer corrosion resistance and can better tolerate engine-bay temperatures. Plastic housings may be lighter and less costly but can be more prone to cracking or chemical attack over time.
Evaluate construction quality, welds, and finish. Durable builds typically last longer with less risk of leaks or failure, which makes them a better long-term value despite a higher initial outlay.
FAQ
What does an oil catch can do on an Acura TSX?
An oil catch can captures oil mist and combustion blow-by before it reaches the intake tract, which helps reduce buildup on intake valves and throttle bodies. This can lead to more consistent combustion and throttle response over time, especially on engines prone to oil-laden crankcase ventilation.
How often should I drain a catch can?
Drain intervals vary based on driving conditions and how much blow-by your engine produces. Many owners check a catch can every few thousand miles or during routine maintenance. Inspect the level regularly at first to establish a schedule that matches your driving.
Can I install a catch can myself?
Many catch can kits are designed for relatively straightforward installation using basic hand tools, particularly when they include vehicle-specific brackets and fittings. However, if routing hoses around heat sources or removing factory components is needed, professional installation can ensure correct fitment and sealing.
Will a catch can affect engine vacuum or PCV function?
A properly sized and correctly plumbed catch can should not significantly disrupt crankcase ventilation or vacuum balance. Avoid overly restrictive internals and ensure hose diameters and routing maintain flow. If in doubt, consult installation guidance that accounts for the TSX's PCV layout.
Is maintenance difficult for a catch can system?
Maintenance is usually simple but necessary. Most systems require periodic draining and occasional cleaning of internal baffles or filters. Choosing a unit with easy-access drains and clear inspection points makes upkeep quick and reduces the chance of neglect.
How We Chose the Best Acura TSX Oil Catch Can
We focused on products that are specifically suited to the Acura TSX platform and that address common crankcase ventilation issues seen on this engine layout. Key selection criteria included filtration or baffle design to separate oil and vapor effectively, compatibility and bracketry for clean vehicle-specific mounting, and construction materials that resist corrosion and withstand engine-bay heat. We also prioritized systems that simplify installation, including clear hose routing and included fittings, plus serviceability such as easy draining or inspection. Performance-related criteria included internal volume relative to typical drain intervals and whether the design minimizes restriction to crankcase ventilation. We excluded universal or generic units lacking clear fitment information for the Acura TSX and any products without basic service access. The final list highlights catch cans that balance separation efficiency, durability, and practical installation on the TSX.
Our full evaluation process is outlined in our review methodology.
Conclusion
Choosing the right oil catch can for an Acura TSX means balancing separation efficiency, ease of installation, and serviceability. Prioritize a design with proven separation methods, secure vehicle-specific mounting, and accessible drains so the system remains effective over time. Keep in mind driving habits and maintenance willingness when selecting capacity and features, since tradeoffs exist between compact units that require frequent draining and larger cans that are less intrusive to everyday use.
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