Note: This article contains affiliate links. If you click on these links and make a purchase, I may earn a small commission at no extra cost to you. This helps support my research and content. Read my full affiliate disclaimer here.
If you drive a Lexus IS, choosing the right oil catch can can help keep the intake tract and PCV system cleaner over time. The right unit captures oil and vapor before they reach the intake, which reduces deposit buildup and can support more consistent engine breathing. This guide highlights the top shortlisted options specifically for the Lexus IS and explains the practical tradeoffs we considered, such as mounting and hose routing, filtration efficiency, and serviceability. Read on to see the primary evaluation points and learn what to expect when fitting one to your vehicle.
Looking for other parts? See all Lexus IS parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | BOMLING 6.4L Billet Oil Catch Can Kit with Z-Bracket for 5.7 HEMI |  |
| Most Popular A crowd favorite that many people choose with confidence | TEMSONE Universal 2-Port Aluminum 750ml Baffled Oil Catch Can with Breather and Drain Valve |  |
| Best Quality Built to a higher standard if you want something more solid | EVIL ENERGY 300ml Baffled Oil Catch Can with 5ft NBR Hose Kit |  |
| 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 | RANSOTO Billet Oil Catch Can with Z-Bracket for 5.7L/6.4L HEMI |  |
| Best Value for Money The sweet spot between price and what you get | muge racing 400ml Universal Baffled Oil Catch Can Kit with Breather Filter |  |
| Best Overall The best all-around choice for most situations | EVIL ENERGY Oil Catch Can for F-150 and Expedition (3 oz) |  |
1. BOMLING 6.4L Billet Oil Catch Can Kit with Z-Bracket for 5.7 HEMI
| Capacity | 0.12 Liters |
|---|---|
| Product Grade | Replacement Part |
| Fit Type | Vehicle Specific |
| Manufacturer | XUZHONG |
This billet oil catch can kit installs inline with the PCV/crankcase ventilation to condense and collect oil vapors before they reach the intake. It ships with a Z-bracket, billet hose ends, forged fittings and a patented diffuser meant to improve separation efficiency. In everyday use the can captures condensate and sludge, reducing oil buildup in the intake tract and helping maintain cleaner intake valves and throttle bodies. The included hoses and fittings simplify plumbing but may require trimming and care during installation; some users reported needing hose clamps or zip ties for a secure fit. The 4 oz reservoir is compact and easy to drain, but it will need regular checks on short-interval service schedules. This kit is vehicle-specific and engineered for HEMI engines, so while it performs well at controlling crankcase oil vapors, it is not designed for universal fitments or high-capacity applications.
Best for: A reliability-focused buyer who prioritizes protecting the intake and combustion chambers from oil contamination and wants a tidy, serviceable aftermarket solution.
Less Ideal for: Owners seeking a Lexus IS-specific part or a large-capacity catch can for heavy-duty or high-boost use should consider products made for their engine and fitment requirements.
- Billet construction and Z-bracket make for a tidy, serviceable installation
- Includes hose ends and forged fittings for a mostly complete kit
- Compact 4 oz reservoir is easy to access and drain during maintenance
- Patented diffuser and baffle design improve oil-vapor separation compared with a simple open can
- Designed specifically for 5.7/6.4 HEMI applications so not compatible with Lexus IS engines
- Small 4 oz capacity requires more frequent emptying on high-mileage or boost-heavy use
- Some hoses and fittings may need trimming or extra clamps for a secure install
Verdict Solid, compact billet catch can that effectively reduces oil vapor reaching the intake but is specific to HEMI engines and not suitable for Lexus IS fitment.
2. TEMSONE Universal 2-Port Aluminum 750ml Baffled Oil Catch Can with Breather and Drain Valve
| Fit Type | Universal |
|---|---|
| Manufacturer | TEMSONE |
| Fuel Type | Gasoline |
| Item Weight | 1.52 pounds |
This TEMSONE catch can is a simple, convenience-minded way to reduce oil and moisture recirculating from the PCV system into a Lexus IS intake. It mounts as a universal two-port unit and uses an internal baffle and brass screen plus the supplied breather to separate condensate and oil from blow-by, collecting it in the 750 ml reservoir. Typical use is inline with the PCV and intake plumbing where the can traps oil and allows periodic draining through the included valve instead of frequent removal. The aluminum body feels durable and corrosion resistant, and the drain valve plus included hose fittings make maintenance straightforward. Limitations to be aware of are that hoses are not included and some users report the internal screen can be restrictive on certain engines, which may require modification or choosing a different inlet configuration for the Lexus IS. Also the universal fit means you may need adaptors or clamps to match factory ports on the IS.
Best for: Owners seeking a low-effort way to cut intake oil contamination on a Lexus IS who prioritize simple installation and less frequent maintenance over a vehicle-specific kit.
Less Ideal for: Drivers who want a plug-and-play, model-specific catch can engineered for exact Lexus IS port sizes or those who prefer a fully assembled kit with hoses and vehicle-specific brackets.
- Large 750 ml capacity reduces frequency of emptying compared with smaller cans
- Aluminum construction resists corrosion and feels sturdy for underhood use
- Includes breather filter and drain valve for easier routine maintenance
- Baffled internal design helps separate oil and moisture from blow-by
- No hoses included so additional fittings and hose purchases are required
- Internal brass screen may be overly restrictive on some engines without modification
- Universal fit may require adapters or trimming to match Lexus IS PCV ports
Verdict A budget-friendly, large-capacity universal catch can that simplifies maintenance for convenience-focused Lexus IS owners but may need hoses or minor mods for a perfect fit.
3. EVIL ENERGY 300ml Baffled Oil Catch Can with 5ft NBR Hose Kit
| Capacity | 300 Milliliters |
|---|---|
| Hose length | 5 ft (1.5 m) |
| Hose ID | 3/8" |
| Thread size | M16*1.5 |
| Fuel Type | Gasoline |
This EVIL ENERGY catch can is a compact, baffled separator intended to intercept crankcase vapors before they reach the intake. It is typically mounted inline with the PCV/vent hoses or used as a vent for pre-PCV setups and includes a removable baffle and steel wool to improve coalescing of oil droplets. The kit comes with a 5 ft NBR hose and M16*1.5 threaded ports for a secure connection, plus mounting hardware and a dipstick for checking fluid level. In practice the can collects oil residue that would otherwise contribute to intake valve and throttle-body gunk, which helps maintain engine response and longevity on performance engines. Installation is straightforward for someone comfortable routing hoses in the engine bay, though some buyers needed extra hose or alternate fittings to get an optimal fit and cleaner routing. The 300 ml capacity keeps the unit compact and easy to hide but means it will require periodic emptying on engines with heavy blow-by. Note that in very cold climates moisture can freeze, so cleaning frequency should be increased or the factory routing restored in freezing conditions.
Best for: Performance-oriented owners who prioritize keeping intake valves and throttle components clean to preserve responsiveness and engine life and who are comfortable adapting a universal kit to their engine bay.
Less Ideal for: Buyers seeking a vehicle-specific, drop-in solution with guaranteed fitment and no modification should consider a model made specifically for their Lexus IS instead.
- Baffled internals plus steel wool improve oil separation and reduce intake contamination.
- Solid aluminum construction and threaded M16*1.5 ports offer leak-resistant connections.
- Includes 5 ft NBR hose with good heat and wear resistance for flexible routing.
- Compact 300 ml capacity mounts conveniently in tight engine bays.
- Dipstick and removable baffle make inspection and maintenance simple.
- Universal fittings and supplied hose may not match every vehicle and can require additional hose or adapters.
- 300 ml capacity will need more frequent draining on high blow-by or turbocharged engines.
- Bracket design may need modification for some engine bay layouts to allow easy removal of the can.
Verdict A well-made, compact baffled catch can that delivers effective oil separation for performance-minded owners but may need extra hose or fittings for a clean install on a Lexus IS.
4. YESHMA 750ml Billet Aluminum Baffled 2-Port Oil Catch Can with Breather Filter
| Fuel Type | Diesel, Gasoline |
|---|---|
| Product Grade | Like New |
| Fit Type | Universal |
| Manufacturer | YESHMA |
This YESHMA catch can is a budget-friendly option that captures oil and blow-by vapors before they re-enter the intake, helping keep intake ports and valves cleaner under spirited driving or extended use. It is made from anodized billet aluminum with an internal baffle and includes a breather filter, multiple fittings, a hose clamp, and a drain valve for periodic emptying. Installation is typical of universal cans: mount it in the engine bay, plumb the PCV and intake or vacuum lines to the two ports, and route a drain to service it easily. Practical benefits include a roomy 750ml reservoir for less frequent draining, a visible drain for convenient maintenance, and a machined finish that looks tidy under the hood. Limitations to consider are universal fitment requires custom hose routing and possibly additional brackets for a clean installation on a Lexus IS, and some buyers reported quality-control issues like machining debris in threads or a less-than-perfect drain seal which may need inspection or minor cleanup before install.
Best for: Budget-conscious Lexus IS owners who prioritize lowering intake contamination without paying for a vehicle-specific kit and are comfortable making small fitment adjustments during installation.
Less Ideal for: Shoppers who want a plug-and-play, vehicle-specific OEM-style kit or who prefer a pre-baffled system guaranteed to fit without any modification should look elsewhere.
- Billet aluminum construction with anodized finish resists corrosion and looks tidy in the engine bay.
- 750ml capacity reduces how often you need to service the can during extended driving.
- Includes internal baffle and breather filter to improve separation of oil from crankcase vapors.
- Drain valve and supplied fittings make routine emptying and plumbing straightforward.
- Universal design may require custom mounting or hose modifications for clean fitment on a Lexus IS.
- Some users reported machining debris in ports and imperfect drain sealing that may require inspection or minor rework.
Verdict A roomy, inexpensive billet-aluminum catch can that delivers basic oil separation for a Lexus IS but needs careful pre-install inspection and some custom fitting for a tidy result.
5. RANSOTO Billet Oil Catch Can with Z-Bracket for 5.7L/6.4L HEMI
| Compatible engines | 2011+ 5.7L and 6.4L HEMI |
|---|---|
| Position | Front |
| Material | Billet aluminum (T6061) |
This RANSOTO catch can is a compact, CNC-machined billet aluminum separator meant to intercept oil vapor and moisture from the PCV circuit before it reaches the intake. It installs using the included Z-bracket and hardware and is intended as a bolt-on protection for 2011 and newer 5.7L and 6.4L HEMI-equipped vehicles. The knurled drain at the bottom makes periodic emptying tool free, and the kit includes hoses and fittings so you can route PCV lines into the can. In practice it reduces oily residue returning to the intake system and helps limit carbon buildup on intake valves, which is valuable for long-term engine health. Several installers note the bracket and hose ends sometimes need minor adjustments or different clamps to fit cleanly, and a few users found the supplied hardware or hose diameters imperfect for every engine bay layout. Installation can be tight in some engine bays and might require creativity to use existing mounting points.
Best for: A risk-averse buyer who prioritizes protecting engine longevity and wants a factory-quality-looking retrofit to reduce PCV oil return and curb intake carbon buildup.
Less Ideal for: Drivers seeking a universal, no-modification kit for other engine families or those unwilling to make minor hose or bracket adjustments should look elsewhere.
- CNC-machined T6061 billet aluminum construction for durability and under-hood appearance
- Z-style mounting bracket allows flexible placement for easier access and draining
- Knurled, tool-free bottom drain speeds routine maintenance
- Includes hoses and basic hardware for a mostly bolt-on installation
- Designed specifically for 2011+ 5.7L and 6.4L HEMI engines to match common mounting points
- Hoses and supplied clamps may not fit perfectly and sometimes require replacement or additional clamps
- Some users reported the included mounting bolt or hardware needed swapping or modification
- Tight engine bay layouts can make installation and draining awkward without aftermarket adjustments
Verdict A well-built, HEMI-focused catch can that protects intake valves with mostly bolt-on hardware but may need small hose or mounting tweaks during installation.
6. muge racing 400ml Universal Baffled Oil Catch Can Kit with Breather Filter
| Capacity | 400 ml |
|---|---|
| Material | Aluminum |
| Hose size included | 3/8" fuel line |
| Installation options | Vented with breather or sealed with plug |
This muge racing kit is a budget-friendly oil catch can option for drivers looking to reduce intake tract oil and moisture on a Lexus IS. The 400 ml baffled aluminum reservoir separates vapor into liquid using steel wool and internal baffles, and a dipstick makes level checks straightforward. The kit includes a breather filter for vent-to-atmosphere installs or a plug to run it sealed back to the intake, plus three adapter fittings and hose clamps to fit different hose sizes. In practice it will slow carbon and sludge buildup on intake components and help maintain throttle body and intake valve cleanliness on direct-injection engines. Expect to replace the supplied thin hose with heavier automotive-grade line for a durable install and be prepared to fabricate or relocate the mounting bracket for a tidy firewall fit on some Lexus IS layouts. Some users report fitting and sealing quirks with the adapters and breather on certain engines, so plan for basic sealing work during installation.
Best for: Practical optimizers who want an affordable, functional catch can to reduce intake oil contamination on a Lexus IS without paying for premium branded units.
Less Ideal for: Those who want a bolt-in, vehicle-specific kit with matched brackets and high-end braided fittings should consider purpose-made Lexus IS kits instead.
- 400 ml baffled aluminum reservoir captures oil and moisture effectively
- Includes breather filter and plug for vented or sealed configurations
- Dipstick lets you check collection level without disassembling the can
- Adapter fittings and hose clamps provided to support multiple hose sizes
- Supplied hose is thin and often requires replacement with heavier automotive hose
- Mounting bracket may need modification or a custom bracket for a clean Lexus IS install
- Some adapters and fittings have produced leaks for a minority of users requiring additional sealant
Verdict A cost-conscious, functional catch can for Lexus IS owners who are willing to upgrade the supplied hose and tweak the mount for a reliable installation.
7. EVIL ENERGY Oil Catch Can for F-150 and Expedition (3 oz)
| Compatibility | 2011-2025 F-150 5.0L, 3.5L EcoBoost; 2017-2025 Raptor 3.5L; 2018-2021 Expedition 3.5L |
|---|---|
| Capacity | 3oz |
| Material | Aluminum |
| Mounting | Includes custom bracket and fittings |
This EVIL ENERGY oil catch can is a purpose-built air oil separator that captures oil vapor and contaminants from the PCV/CCV system to reduce intake valve and intake track gunk. It is supplied with custom brackets, aluminum quick-connect PCV fittings and hoses intended to match the engine layout, which makes installation largely plug-and-play for compatible vehicles. The can uses a fine mesh internal filter and a removable, O-ring sealed cup with a rotating base for drainage so you can inspect and empty collected oil without dismantling the entire unit. Practical benefits include cleaner intake ports over time, a compact footprint that blends with the engine bay, and a simple service routine every few hundred miles. Limitations to note are the small 3 oz capacity requiring more frequent emptying and some reports of tight cup threads that benefit from anti-seize to avoid seized drains; the bracket sits close to the can which can make unscrewing the cup awkward on some installations.
Best for: A balanced all-round buyer who wants a reliable, mostly hands-off way to reduce intake contamination and preserve engine cleanliness without major modifications.
Less Ideal for: Drivers planning long, heavy towing or track use who want a large-capacity separator or those unwilling to perform periodic drains and basic maintenance.
- Vehicle-specific mounting hardware and aluminum quick-connect fittings simplify installation for a compatible engine layout
- Fine mesh filter and baffled design effectively separate oil vapor from crankcase air
- Removable cup with O-ring seal and rotating base for easier drainage and inspection
- Compact, factory-friendly fitment that integrates cleanly in the engine bay
- Small 3 oz reservoir requires frequent draining under heavy-duty use
- Cup threads can seize if not lubricated before assembly
- Bracket sits close to the can which can make removing the drain cup awkward
Verdict A compact, vehicle-focused catch can that delivers strong filtration and easy install for balanced buyers but sacrifices capacity and may need careful maintenance to avoid seized threads.
Choosing the Right Lexus IS Oil Catch Can: Key Factors to Consider
Fitment and Mounting
Fitment matters because space under the hood is limited and components must not interfere with moving parts or heat sources. Confirming mounting points and bracket options affects installation time and whether modifications are needed. A design that uses existing service holes or accessible brackets makes installation straightforward and reduces the chance of vibration-related loosening.
Mounting height and orientation also influence how the unit drains and how easy it is to access for routine checks. Consider whether the catch can sits above or below the drain petcock and how hose routing will avoid sharp bends or contact with hot surfaces. Good fitment reduces the risk of kinking hoses and simplifies maintenance.
Filtration and Internal Baffle Design
The internal separation method determines how effectively oil droplets and vapor are removed from the crankcase emissions. Baffles, filter media, or mesh elements create surfaces for condensate to form and drip out; more sophisticated designs typically capture finer particulates and reduce oil carryover to the intake.
Think about whether the system vents to atmosphere or recirculates to the intake, and how the internal layout prevents re-entrainment of collected oil. A well-engineered baffle reduces the frequency of drainage and helps maintain steady PCV flow under varying engine loads.
Capacity and Drainage
Capacity determines how often you must service the catch can. Larger reservoirs extend intervals between drains but may add bulk and weight. Smaller cans are compact but require more frequent attention, which can be inconvenient for drivers who cover long distances between maintenance opportunities.
The drain mechanism is equally important. A bottom-mounted petcock or quick-release valve that can be accessed without removing the unit simplifies routine service. Clear sight tubes or transparent windows let you check fill level without tools, helping you avoid overfilling and potential re-entrainment.
Hose Compatibility and Routing
Correct hose diameter and material ensure proper flow and longevity. Hoses must resist oil exposure, heat, and vacuum without collapsing. Flexible but durable lines make routing easier and reduce the risk of premature failure from chafing or heat degradation.
Plan routing to minimize sharp bends and to keep hoses away from exhaust components. Secure hose runs with clamps or brackets to prevent movement. Compatibility with OEM fittings and PCV ports reduces the need for adapters and simplifies installation.
Vent Options and Emissions Considerations
Some catch cans vent to atmosphere while others return filtered vapors to the intake. The choice affects legal and emissions considerations in some areas, and it influences how the engine manages crankcase pressure and emissions recirculation.
If you choose an open-vented system, expect some visible discharge on the ground during service. Closed-loop designs tie back into the breathing system and maintain emissions routing but rely on effective filtration to prevent intake contamination. Evaluate local regulations and personal priorities when selecting venting style.
Materials and Long-Term Durability
Materials determine corrosion resistance and structural longevity in an engine bay exposed to heat, road salt, and fluids. Common choices include aluminum and stainless steel; look for quality machining, anodizing, or coating that resists pitting and flaking over time.
Threaded fittings, welds, and seals should be robust to avoid leaks. Durable construction reduces the likelihood of failure from vibration or thermal cycling and helps maintain a consistent seal between the catch can and hoses during the life of the vehicle.
FAQ
Do I need an oil catch can on my Lexus IS?
It often depends on how you use the vehicle. For drivers who want to limit intake and throttle-body deposits or those who do frequent high-load driving, a catch can can reduce oil accumulation. For mostly gentle, low-mileage use, the benefits may be less pronounced. Consider your driving style and maintenance willingness.
How often should a catch can be emptied?
Drain intervals vary based on engine condition and driving type, but many owners check the can every oil change or every few thousand miles. Heavy city driving or high-boost operation can fill cans faster. Use clear indicators or regular inspections to avoid overfilling.
Will installing a catch can affect my engine warranty?
Warranty outcomes vary by region and provider. A properly installed catch can that does not modify emissions control hardware is less likely to raise issues, but any aftermarket change could be scrutinized. Keep installation reversible and document the parts and work in case questions arise.
Can I install a catch can myself on a Lexus IS?
Many catch can installations are suitable for competent DIYers and require basic hand tools, hose clamps, and common fittings. However, some setups need careful routing in tight spaces or removal of components for access. If you are unsure, a professional installer can ensure secure mounting and leak-free connections.
Does a catch can need to be large for turbocharged engines?
Turbocharged engines can produce more oil-laden vapors under boost, so a larger capacity or more efficient separation method can be beneficial. That said, proper baffle design and filtration often matter more than sheer volume. Matching the can to your usage profile is key.
How We Chose the Best Lexus IS Oil Catch Can
We selected products based on criteria that matter for installing an oil capture solution on a Lexus IS and for ongoing reliability. Primary filters included fitment and mounting options tailored to the engine bay layout, the quality and type of internal baffle or filtration media, and how the unit integrates with the vehicle’s PCV and intake plumbing. Serviceability was a key factor, so we favored designs that allow easy draining and inspection without complex disassembly. Durability of materials and corrosion resistance were assessed to ensure long-term performance in the engine compartment. We also considered installation complexity and whether a catch can kit provided clear hoses, clamps, and instructions suitable for DIY or professional fitment. We excluded items that required extensive fabrication, unclear compatibility with the Lexus IS engine bay, or lacked documented venting or baffling details. Our focus was on solutions that balance capture efficiency, ease of install, and practical maintenance for everyday driving and occasional spirited use.
Our full evaluation process is outlined in our review methodology.
Conclusion
Choosing the right oil catch can for a Lexus IS means balancing fitment, filtration efficiency, and serviceability. Prioritize a unit that fits neatly in the available space, provides reliable internal separation, and offers an accessible drain. Be mindful of hose routing, materials, and whether the system vents back into the intake or to atmosphere. Those tradeoffs determine maintenance frequency and long-term protection for the intake and PCV system, so select the combination that matches your driving habits and maintenance preferences.
Explore More:
- Check out all Lexus IS parts & accessories
- Explore Engine
- Browse all Auto Parts
