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If you drive a Chevrolet Impala and want to reduce oil vapor and sludge in the intake, choosing the right oil catch can matters. A well-chosen catch can helps limit crankcase vapors from entering the intake tract, which can otherwise foul throttle bodies, intake valves, and sensors over time. This guide covers our seven shortlisted Chevrolet Impala oil catch can options, chosen for their filtration design, fitment approach, and ease of installation. Below we explain the evaluation criteria and what to expect during installation and maintenance before moving into the top picks.
Looking for other parts? See all Chevrolet Impala parts & accessories.
Top Picks at a Glance
| Best overall The best all-around choice for most situations | EVIL ENERGY 300ml Baffled Oil Catch Can with NBR Hose Kit |  |
| Best Quality Built to a higher standard if you want something more solid | Mishimoto Compact Baffled Oil Catch Can, 2-Port (Red) |  |
| Best Value The sweet spot between price and what you get | WENJTP 150ml Universal Baffled 3-Port Car Oil Catch Can Kit with Filter and Drain Valve |  |
| Best budget The cheapest option that still gets the job done reliably | Htostar Racing Thick-Shell Baffled Oil Catch Can Kit |  |
| Highest Rated A top-rated pick with lots of positive feedback | EVIL ENERGY Baffled 300ml Oil Catch Can Kit with NBR Hose |  |
| Most popular A crowd favorite that many people choose with confidence | muge racing Universal Baffled Oil Catch Can with Breather Filter, 400 ml |  |
| Best Seller A high-volume bestseller chosen again and again | EVIL ENERGY 300ml Baffled Oil Catch Can Kit with Breather Filter |  |
1. EVIL ENERGY 300ml Baffled Oil Catch Can with NBR Hose Kit
| Capacity | 300 Milliliters |
|---|---|
| Hose length | 5 ft (1.5 m) |
| Hose inner diameter | 3/8" |
| Port thread | M16×1.5 |
This EVIL ENERGY catch can is a compact, universal 300ml baffled separator intended to capture oil vapor and moisture before they reach the intake system. It installs inline with PCV or breather hoses and can be used with or without the supplied breather filter depending on your engine setup. The kit includes a removable baffle and stainless steel wool for improved coalescing, an aluminum can with threaded ports, and a 5 ft NBR hose that resists heat and wear. In practice the baffled design and wool do an effective job of collecting condensate and oil residue, which helps reduce carbon deposits on valves and intake components. Installation is straightforward for a DIYer, though some buyers report needing extra hose or clamps to get the best routing. The 300ml capacity keeps the unit compact and easy to mount, but it does mean more frequent checks than larger cans on very heavy-duty or high-blow-by applications. In cold climates owners should monitor moisture accumulation to avoid freezing and consider reverting to the stock PCV route if conditions demand it.
Best for: Balanced owners looking to reduce intake oil contamination and extend engine life with a reliable, affordable aftermarket catch can that installs cleanly on common engine layouts.
Less Ideal for: Drivers who need a vehicle-specific plug-and-play kit with exact-fit fittings or those wanting a large-capacity can for severe-duty or long-interval service without frequent maintenance.
- Baffled internal design plus steel wool improves oil and moisture separation.
- Solid aluminum construction with threaded cap and secure fittings for durable service.
- Includes 5 ft NBR hose rated for heat and wear, useful for routing in tight engine bays.
- Compact 300ml capacity mounts easily without blocking dipstick or covers in most installations.
- Universal fitment means some vehicles require additional hose, clamps, or adapters for a clean install.
- Smaller 300ml volume requires more frequent draining on engines with heavy blow-by.
- In freezing temperatures moisture can accumulate and risk blockage unless cleaned regularly.
Verdict: A well-built, compact baffled catch can that offers strong oil separation for everyday Chevrolet Impala use but may need extra hose or adapters for a perfect install.
2. Mishimoto Compact Baffled Oil Catch Can, 2-Port (Red)
| Material Type | Aluminum |
|---|---|
| Thread Size | 3/8 NPT |
| Filter | 50-micron bronze |
| Ports | 2-Port |
| Included Components | Barbed fittings and mounting bracket |
This Mishimoto compact baffled catch can is built as a durable, serviceable solution for keeping oil and fuel vapors out of intake tracts on performance engines. It installs inline with PCV or CCV plumbing using the included barbed fittings and mounts with the supplied vehicle-specific bracket for a neat engine-bay layout. Inside a 50-micron bronze filter and an internal air diverter increase turbulence so droplets coalesce and settle rather than reentering the intake, while an internal baffle prevents slosh under spirited driving. The 6061 billet aluminum body with Viton O-rings is washable and designed for repeated servicing; the drain plug allows returning fluid to the oil pan if desired. Practical limitations are the small internal capacity that requires more frequent draining on high-blow-by engines and the supplied fittings may require adapters for larger factory hose sizes, so plan to source hose or adapters for some Chevy Impala PCV connections. Overall this is a high-quality, compact catch can aimed at enthusiasts who value reliable oil separation and ease of maintenance.
Best for: Performance-oriented buyers who prioritize build quality and effective oil separation to protect intake components and maintain engine performance on tuned or higher-mileage Impalas.
Less Ideal for: Drivers seeking a hands-off, large-capacity system or those unwilling to source adapter fittings for nonstandard hose sizes should consider other options.
- Billet 6061 aluminum construction with Viton O-ring seals for durability and repeatable service.
- Baffled internal design plus 50-micron bronze filter and air diverter for effective oil separation.
- Vehicle-specific bracket and compact footprint simplify tidy installation in tight engine bays.
- Fully serviceable and washable filter with removable drain plug for easy maintenance and fluid recovery.
- Relatively small internal capacity means more frequent emptying on high blow-by engines.
- Supplied fittings are a single size and may require additional adapters or hoses to match some factory connections.
Verdict: A compact, billet aluminum catch can built for reliable oil separation and repeatable servicing for performance-minded Impala owners.
3. WENJTP 150ml Universal Baffled 3-Port Car Oil Catch Can Kit with Filter and Drain Valve
| Capacity | 150 Milliliters |
|---|---|
| Ports | 3 ports (2 inlets, 1 outlet) 3/8-18 NPT |
| Material | 6061 Aluminum |
| Fit Type | Universal |
This 150ml WENJTP catch can collects oil and moisture from PCV/boost return lines to reduce crankcase vapors reaching the intake. It is a small, billet-style aluminum can with internal baffles and a low-micron bronze filter that separates oil from vapor, a drain valve for easy service, and a 360-degree adjustable bracket for flexible mounting. Typical use is inline with factory PCV plumbing where it traps condensate and oil before it can deposit carbon on intake components. The kit includes several adapters so you can fit different hose sizes, and the anodized aluminum body resists corrosion. The limited 150ml capacity means it needs more frequent checks on engines with heavy blow-by, and some users report the supplied fittings and mounting hardware are basic. Also note the manufacturer changed to tapered threads requiring thread seal tape and adapters that may not seat as pictured. For Chevrolet Impala owners looking for an affordable, compact catch can to protect intake cleanliness on daily-driven V6 or turbocharged variants, this is a practical, budget-friendly option with easy serviceability.
Best for: Buyers who optimize practically and want a low-cost, easy-to-install catch can to reduce intake contamination and extend service intervals on a Chevrolet Impala without investing in high-end parts.
Less Ideal for: Drivers looking for a large-capacity or race-grade solution, or those who want factory-style plug-and-play fitment specific to the Impala, should consider larger or vehicle-specific kits instead.
- Billet 6061 aluminum construction with anodized finish for durability and corrosion resistance
- Baffled internals and low-micron bronze filter for improved oil-vapor separation
- 360-degree adjustable mounting bracket allows flexible placement in tight engine bays
- Includes multiple adapters and a drain valve for easier installation and servicing
- Small 150ml capacity requires frequent emptying on higher blow-by engines
- Some supplied fittings and mounting hardware are basic and may need upgrading
Verdict: A budget-friendly, compact aluminum catch can that protects the intake on a Chevrolet Impala but needs more frequent servicing due to its small 150ml capacity.
4. Htostar Racing Thick-Shell Baffled Oil Catch Can Kit
| Thread Size | M16×1.5 |
|---|---|
| Capacity | 400ML |
| Adapters Included | 6mm, 8mm, 10mm adapters |
| Material | Aluminum T-6061 |
This Htostar Racing catch can is a budget-friendly, universal-style reservoir intended to intercept crankcase vapors and condense oil before they reach the intake. It installs inline with PCV or breather plumbing to collect oil and water that would otherwise form carbon deposits. The can is machined from thicker 6061 aluminum and includes a removable baffle and steel wool media to aid condensation, plus multiple adapter fittings and an adjustable bracket for placement. In practice it provides a simple way to keep the intake and intake valves cleaner on older or high-mileage engines, and the included dipstick style setup makes checking and draining straightforward. Expect to replace the supplied hose and optionally swap the media for copper wool for better longevity. Also note this is a universal fit that requires adequate space and basic DIY skills to plumb correctly, and the small 350–400 ml capacity means more frequent emptying on some engines.
Best for: Budget-conscious Chevrolet Impala owners who want a low-cost preventive upgrade to reduce intake contamination and extend engine life with a DIY installation mentality.
Less Ideal for: Owners seeking a plug-and-play, vehicle-specific solution or a large-capacity catch can for heavy-duty, high-boost, or performance-modified Impalas should consider purpose-built, model-specific options instead.
- Billet 6061 aluminum body for durability and a finished appearance.
- Removable internal baffle and supplied media to improve vapor condensation.
- Adjustable mounting bracket and multiple adapter fittings for flexible placement.
- Includes dipstick or visible access for easy checking and draining.
- Supplied hose is low quality and commonly replaced by users.
- Small 350–400 ml capacity requires more frequent maintenance on some engines.
- Threaded ports may need sealing work for leak-free installation.
Verdict: A durable, no-frills catch can that gives Chevrolet Impala owners a cheap way to cut intake oil contamination, but expect to upgrade the hose and service it regularly.
5. EVIL ENERGY Baffled 300ml Oil Catch Can Kit with NBR Hose
| Capacity | 300 Milliliters |
|---|---|
| Fuel Type | Diesel |
| Fit Type | Universal |
| Hose Length | 2.6ft |
This EVIL ENERGY catch can separates oil and moisture from crankcase ventilation before they reach the intake, using a removable baffle and optional stainless wool to improve condensation and oil capture. It is typically installed inline with PCV hoses or fitted as a vent for pre-PCV setups, and the kit includes a heat- and wear-resistant NBR hose with M16x1.5 threaded ports for a secure connection. The 300ml aluminum tank is compact enough to tuck into tighter engine bays while still providing a visible reservoir via the included dipstick for monitoring. Practical benefits include reduced intake valve and intake tract gunk, easier maintenance thanks to the removable baffle and cleaning access, and a durable hose that tolerates engine heat. Limitations are the modest 300ml capacity which requires periodic draining on engines with heavy blow-by and the recommendation to clean more often in freezing climates to avoid moisture freezing in the vent path.
Best for: Reliability-focused owners who prioritize keeping the intake and valves cleaner over long-term ownership and want a straightforward, serviceable solution to reduce oil vapors entering the intake.
Less Ideal for: Drivers who prefer zero-maintenance parts or who cannot access space in the engine bay for an additional inline component should consider alternatives or professional installation.
- Baffled design with removable baffle and option to add stainless wool for improved oil separation
- Includes NBR fuel/vent hose rated for heat and wear resistance for reliable connections
- Compact 300ml aluminum tank that fits into tight engine bays and includes a dipstick for easy checks
- M16x1.5 threaded inlet/outlet ports for a secure fit to standard PCV hose fittings
- 300ml capacity may require frequent draining on engines with high blow-by
- Manufacturer notes increased maintenance in freezing temperatures to prevent moisture-related blockages
Verdict: A compact, serviceable baffled catch can kit that helps keep intake systems cleaner with durable hose parts for reliable, long-term use.
6. muge racing Universal Baffled Oil Catch Can with Breather Filter, 400 ml
| Capacity | 400 ml |
|---|---|
| Material | Aluminum |
| Hose size | 3/8" fuel line included |
| Installation options | Vent with breather or sealed with plug |
This muge racing baffled oil catch can is a compact, budget-friendly unit intended to reduce oil vapor and moisture from PCV/vent lines before they reach the intake. It installs inline between crankcase ventilation and the intake or can be fitted as a sealed catch can using the included plug or breather filter. The 400 ml aluminum reservoir with internal baffle cools vapors to collect liquid at the bottom and a dipstick lets you monitor fill level without disassembling the can. The kit includes adapters and hose clamps to match common hose sizes, but several users report the supplied hose is thin and short and the mounting bracket may need modification for a neat firewall install. Expect to replace the hose with heavier-duty fuel line and to seal fittings carefully to avoid leaks. For a Chevrolet Impala this unit offers an easy way to reduce intake carbon buildup on GDI engines, but plan for minor fabrication and parts swaps during installation.
Best for: Drivers who prioritize convenience and a straightforward upgrade to reduce intake contamination on a Chevrolet Impala and prefer a compact, easy-to-check catch can that requires minimal routine attention.
Less Ideal for: Those who want a direct-fit, vehicle-specific kit with perfect mounting and all high-quality hoses included should consider purpose-built Impala kits or premium catch cans instead.
- Baffled design and internal steel wool help condense and collect oil vapor before it reaches the intake.
- 400 ml reservoir and built-in dipstick make monitoring and draining straightforward for routine maintenance.
- Aluminum construction is lightweight and visually tidy under the hood.
- Includes multiple adapters and hose clamps to fit common hose diameters and installation styles.
- Supplied hose is thin and short so replacement with heavier fuel hose is often necessary.
- Mounting bracket and hole placement may require fabrication for a secure, clean fit.
- Some fittings may leak unless sealed or tightened carefully during installation.
Verdict: A convenient, affordable baffled catch can for Chevrolet Impala owners willing to swap the supplied hose and tweak mounting for a cleaner, more reliable installation.
7. EVIL ENERGY 300ml Baffled Oil Catch Can Kit with Breather Filter
| Capacity | 300 Milliliters |
|---|---|
| Fuel Type | Gasoline |
| Fit Type | Universal |
| Manufacturer | Speedwow Tuning |
This EVIL ENERGY catch can is a compact, universal baffled separator meant to intercept oil and blow-by from the crankcase before it reaches the intake tract. It is typically installed in-line with PCV hoses or used as a vent on pre-PCV systems using the included hose and optional breather filter. The 300ml aluminum tank, internal baffle and stainless wool element help trap oil droplets while the dipstick makes level checks straightforward. For a Saturn Vue, the kit is suited to owners who want a simple add-on to help limit intake valve deposits and keep the intake cleaner between services. Installation requires routing the provided hose and securing the can in the engine bay where there is room, and the universal fittings mean shop adjustment or small adapters may be needed for some hose sizes on specific Vue model years. The kit is practical and affordable but small capacity means more frequent inspection and draining than larger catch cans, and universal fitment lacks vehicle-specific brackets or fittings.
Best for: Risk-averse mainstream Saturn Vue owners who prioritize protecting the intake from oil contamination with a straightforward, low-cost add-on and prefer something simple to install and inspect.
Less Ideal for: Owners seeking a vehicle-specific kit with dedicated brackets, larger capacity, or a plug-and-play harness should look for purpose-built options designed specifically for the Saturn Vue.
- Baffled internal design and stainless wool help separate oil from PCV air
- Includes breather filter option for venting on pre-PCV setups
- Compact 300ml aluminum tank is lightweight and corrosion resistant
- Dipstick provided for easy fluid level checks
- 300ml capacity requires more frequent draining compared with larger cans
- Universal mounting and hose sizes may need adapters or custom brackets for clean installation on a Saturn Vue
Verdict: A compact, affordable baffled catch can kit that gives Saturn Vue owners a simple way to reduce oil vapor entering the intake and help keep the engine cleaner between services.
Choosing the Right Chevrolet Impala Oil Catch Can: Key Factors to Consider
Filtration and Baffle Design
How a catch can separates oil vapor from crankcase gases determines its effectiveness. Multi-stage baffling or coalescing media traps smaller oil droplets and encourages drainage back to the canister, reducing the amount of oil vapor sent into the intake. A poorly designed internal path can allow re-entrainment of oils under vacuum or boost, which defeats the purpose of the catch can.
When assessing units, pay attention to whether the design uses mechanical baffles, mesh media, or coalescing elements and how those parts are arranged. Maintenance frequency and drain behavior are affected by this choice, so consider a design that balances filtration efficiency with straightforward servicing.
Mounting and Fitment for the Impala
Fitment matters because available mounting points and clearance vary across engine bays. A catch can that fits compactly and secures to a stable point reduces vibration and hose stress. Consider how the can will attach relative to heat sources, wiring harnesses, and steering components to avoid contact or heat soak.
Review the hose routing paths from the PCV and intake on the Impala and ensure hose lengths and bend radii are realistic. Units with adjustable brackets or multiple mounting options generally make installation simpler and reduce the need for custom fabrication.
Hose Connections and Compatibility
Proper hose size and connection style affect sealing and longevity. Look for fittings that match the factory PCV and intake nipple diameters or that include adapters. Barbed fittings with quality clamps or threaded ports with O-rings provide more reliable seals than loose press-fit connections.
Consider whether the system requires replacing factory hoses or can tie in with existing lines. Also evaluate whether provided hoses are heat- and oil-resistant to prevent premature softening or collapse, especially near hot exhaust components.
Material and Construction Quality
Materials influence corrosion resistance, weight, and durability. Aluminum and stainless steel offer solid resistance to oil and condensation, while some polymers can be acceptable if rated for hydrocarbon exposure and thermal cycling. Threaded caps and consistent machining tolerances reduce the chance of leaks.
Check for features like anodized finishes, reinforced welds, and high-quality seals. A robust drain fitting and secure fasteners help prevent failures over time, particularly on vehicles driven in varied climates.
Serviceability and Maintenance
A catch can is only effective if it is serviced regularly. Easy-to-access drain ports, removable internal elements, and straightforward reassembly reduce the barrier to routine maintenance. The frequency of emptying depends on driving habits, but a can that is quick to service encourages compliance.
Consider whether the unit includes a sight gauge or level indicator, and whether common tools suffice for servicing. Systems that require removing mounted brackets or hoses for every drain are more likely to be neglected.
Vacuum Handling and Engine Effects
Catch cans alter the flow of crankcase gases, so they must tolerate the vacuum conditions present during operation. A design that can handle pulsations and maintain seal integrity under varying manifold vacuum prevents leaks and performance issues. Some designs include check valves or vacuum-tolerant baffles to maintain consistent operation.
Evaluate whether the catch can introduces additional restrictions into the PCV circuit and how those might affect crankcase pressure. A properly implemented system maintains intended ventilation while capturing contaminants.
How We Chose the Best Chevrolet Impala Oil Catch Can
To identify the seven best Chevrolet Impala oil catch cans, we applied targeted, category-specific filters that reflect real-world use and installation constraints. Primary criteria included filtration method and internal baffling, since effective separation of oil mist from blow-by directly affects intake cleanliness and long-term engine health. We also prioritized mounting and hose routing options that fit the Impala engine bay layout without extensive modification. Construction materials and sealing quality were assessed to ensure corrosion resistance and leak-free performance under thermal cycling. Ease of installation was evaluated by common mounting points, needed hose lengths, and whether the unit supports straightforward connections to the PCV and intake manifold. Serviceability mattered, so we looked for accessible drain or service ports and clear maintenance procedures. Units that required vehicle-specific fabrication or extensive disassembly were excluded. We also screened out products lacking adequate build documentation or clear compatibility guidance. The result is a focused list balancing separation performance, fitment practicality, durability, and serviceability for Chevrolet Impala owners.
Our full evaluation process is outlined in our review methodology.
FAQ
Do I need an oil catch can for a naturally aspirated Chevrolet Impala?
It depends on your goals and driving patterns. Naturally aspirated engines still produce blow-by and oil vapor, which can accumulate as intake deposits over time. If you want to reduce intake contamination and potential long-term buildup, a catch can often helps. The benefit is usually gradual rather than immediate.
How often should I empty the catch can on an Impala?
Drain frequency varies with driving style and engine condition, but many owners check monthly or every few thousand miles. High idle time or frequent short trips tend to produce more condensate. Choose a can with an accessible drain to make regular checks simple.
Will installing a catch can affect engine performance or warranty?
A properly installed catch can should not change engine performance in normal operation because it manages ventilation rather than altering fuel or ignition systems. Regarding warranty, responses vary by manufacturer and region, so consult your vehicle documentation or authorized channel for guidance before modifying emissions- or ventilation-related components.
Can I install a catch can myself on a Chevrolet Impala?
Many catch can installations are achievable with basic hand tools and mechanical aptitude. Success depends on the kit design, available space, and hose routing. Units with vehicle-specific brackets or comprehensive instructions reduce complexity. If you are uncomfortable working near the intake or PCV system, seek professional installation.
How does a catch can handle oil during cold weather or short trips?
Cold starts and short trips produce more condensation and oil carryover because the engine reaches operating temperature less often. This increases the amount of collected liquid in the can. A catch can with readily drained capacity and robust seals helps manage higher collection rates during frequent short drives.
Conclusion
Choosing the right Chevrolet Impala oil catch can comes down to balancing separation effectiveness, fitment practicality, and ease of maintenance. Prioritize units with proven baffling or media for reliable oil separation, secure mounting options that suit the Impala engine bay, and durable materials that tolerate heat and hydrocarbons. Also factor in serviceability and hose compatibility so routine drains are straightforward. That combination will deliver the best long-term protection for intake components while keeping installation and upkeep manageable.
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