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If you drive a 2014-2018 Chevrolet Silverado 1500, managing crankcase vapors can help keep the intake tract, throttle body, and combustion chambers cleaner over time. An oil catch can collects oily mist and condensation from the PCV and crankcase ventilation before it circulates back into the intake. Choosing the right unit for the Silverado 1500 affects compatibility with Ecotec3 V6 and V8 plumbing, mounting options in the engine bay, and how easy routine draining and inspection will be.This guide covers six shortlisted oil catch cans selected for fit and function on the 2014-2018 Silverado 1500. We explain the evaluation criteria used, what to expect during installation, and practical maintenance tips so you can pick the option that balances filtration, capacity, and ease of use. Read on for the key considerations before installing a catch can on your Silverado 1500.
Looking for other parts? See all Chevrolet Silverado 1500 parts & accessories.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | EVIL ENERGY Air Oil Separator Catch Can for 2014–2018 Chevrolet Silverado 1500 (5.3L/6.2L) |  |
| Best Quality Built to a higher standard if you want something more solid | POSENG Universal Baffled Oil Catch Can with Breather Filter |  |
| Best Value The sweet spot between price and what you get | RALZAOTO Oil Catch Can Separator for 2014–2018 Silverado 1500 and 2015–2020 Tahoe/Suburban/Yukon |  |
| Best Budget The cheapest option that still gets the job done reliably | Dasbecan AP18MJ Oil Catch Can for 2014–2018 Chevrolet Silverado 1500 (5.3L & 6.2L) |  |
| Highest Rated A top-rated pick with lots of positive feedback | J&L Oil Separator Co. 3.0 Oil Separator — Driver Side for 2014–18 Silverado/Sierra 5.3L & 6.2L |  |
| Most Popular A crowd favorite that many people choose with confidence | K&N Air Oil Separator (81-0805) Catch Can for Silverado/Sierra 5.3L & 6.2L |  |
1. EVIL ENERGY Air Oil Separator Catch Can for 2014–2018 Chevrolet Silverado 1500 (5.3L/6.2L)
| Fitment | 2014–2018 Chevy Silverado 1500 5.3L & 6.2L |
|---|---|
| Function | Air oil separator for PCV system |
| Filter material | Fine mesh aluminum |
| Included | Hoses, brackets, fittings, instructions |
| Manufacturer | Speedwow Tuning |
This EVIL ENERGY air oil separator is a direct-fit catch can kit for 2014–2018 Silverado 1500 5.3L and 6.2L engines that routes PCV vapors through a fine mesh aluminum filter to trap oil and moisture before they reach the intake. Installation is largely plug-and-play using the supplied hoses, custom brackets, fittings, and step-by-step instructions, so it is suitable for a home mechanic with basic tools. In use the can collects small amounts of oil over the first few hundred miles and users report easy mounting with no vacuum leaks when fitted correctly. Notable features include the aluminum filter element, prewrapped hoses to reduce vacuum noise, and a compact reservoir that is simple to check and empty. Limitations are the relatively small collection volume and some plastic hose fittings that may degrade with heat over long term; expect to inspect hoses and empty the can frequently. Overall it offers a practical way to reduce carbon buildup and help the engine breathe cleaner without complicated modifications.
Best for: Buyers who want a straightforward, factory-replacement style solution to reduce crankcase vapors and intake contamination on a Silverado without major engine work and who value easy installation and proven fitment.
Less Ideal for: Drivers who need a large-capacity or heavy-duty racing-grade catch can system or who prefer metal hose fittings and a larger service interval should look at purpose-built performance units instead.
- Vehicle-specific fitment for 2014–2018 Silverado 1500 5.3L and 6.2L for straightforward installation
- Fine mesh aluminum filter that captures oil vapor and moisture to reduce intake contamination
- Includes hoses, custom brackets, fittings, and instructions for largely plug-and-play installation
- Prewrapped hoses to help minimize vacuum noise after installation
- Small reservoir requires frequent checking and emptying during initial break-in period
- Some hose and small fittings are plastic and may need upgrading for long-term heat resistance
Verdict: A practical, vehicle-specific catch can that makes a noticeable difference in intake cleanliness with easy installation for Silverado owners seeking balanced, no-fuss maintenance.
2. POSENG Universal Baffled Oil Catch Can with Breather Filter
| Compatible with Vehicle Type | Car |
|---|---|
| Fuel Type | Gasoline |
| Fit Type | Universal |
| Material Type | Aluminum |
This POSENG catch can captures crankcase vapors and condenses oil before they reach the intake, helping reduce carbon buildup and preserve combustion chamber cleanliness. It installs inline with PCV or crankcase ventilation hoses and includes a baffled canister, screw-on breather filter, multiple fittings, clamps, a mounting bracket and basic hardware. The aluminum construction and anodized finish look durable and clean under the hood while the baffle improves separation so less oil makes it back into the intake. Practical benefits for a performance truck include cleaner intake valves and intake tract, which can help maintain peak power on direct-injection V8s and extended service intervals. Expect routine maintenance because the can fills and must be emptied and cleaned periodically. The supplied rubber hose and basic clamps are convenient for universal fit but several reviewers note the hose may collapse under vacuum so plan to fit vacuum-rated tubing and tight clamps for reliable operation on a Silverado. Installation requires finding a secure mounting location and some trimming of hose to fit the Silverado routing.
Best for: Drivers focused on maintaining performance and intake cleanliness who are comfortable selecting a mounting location and fitting upgraded vacuum-rated hoses for a Silverado 1500 from 2014 to 2018.
Less Ideal for: Buyers who want a plug-and-play, vehicle-specific kit with custom-fit hoses and step-by-step instructions; novices seeking a guaranteed fit without modification should consider vehicle-specific options.
- Baffled internal design improves oil/vapor separation for cleaner intake air
- Aluminum, anodized body resists corrosion and looks tidy under the hood
- Comes with multiple fittings, clamps and a mounting bracket for universal routing
- Includes a washable screw-on breather filter that can be used or omitted as needed
- Supplied rubber hose is not vacuum rated and may collapse under suction
- No detailed vehicle-specific instructions so mounting and hose routing require some mechanical judgment
Verdict: A budget-friendly baffled catch can that cleans crankcase vapors and preserves intake performance on a 2014–2018 Silverado when paired with vacuum-rated hose and a careful install.
3. RALZAOTO Oil Catch Can Separator for 2014–2018 Silverado 1500 and 2015–2020 Tahoe/Suburban/Yukon
| Fits engines | 5.3L and 6.2L V8 (listed models) |
|---|---|
| Material | Anodized aluminum |
| Installation time | About 30 minutes |
| Includes | Hoses, brackets, fittings |
This RALZAOTO oil catch can installs on the PCV side of compatible GM V8 engines to separate oil vapor before it reaches the intake. It ships with mounting brackets, hoses and fittings for a direct-replacement style install that most users report finishing in about 30 minutes. The can uses a fine mesh aluminum filter to trap oil and blow-by, helping reduce intake and intake-valve gunk over time and improving long-term engine cleanliness. Built from anodized aluminum it resists heat and pressure under underhood conditions. Practical benefits include straightforward hardware, measurable oil collection for routine maintenance, and no reported leaks when fitted correctly. Limitations are its relatively small capacity compared with larger multi-chamber cans and the need to check and drain it every few hundred to thousand miles depending on driving. A basic understanding of routing PCV hoses helps; some users noted OEM hoses can be stiff and require patience during installation.
Best for: Buyers who want a practical, no-frills way to reduce oil vapor and intake contamination on their Silverado/Tahoe/Suburban/Yukon V8 without complex plumbing or custom brackets.
Less Ideal for: Drivers who want a high-capacity, multi-chamber performance can or who prefer an adjustable baffled system for track or heavy-duty forced-induction use should look elsewhere.
- Designed specifically for 5.3L and 6.2L GM V8 PCV systems for direct-fit installation
- Anodized aluminum construction offers heat and pressure resistance
- Includes brackets, hoses and fittings for a largely bolt-on installation
- Fine mesh filter effectively captures oil vapor to reduce intake contamination
- Relatively small internal capacity requires more frequent checks and draining
Verdict: A straightforward, factory-style oil catch can that offers easy direct-fit installation and reliable oil-vapor capture for practical maintenance-minded owners of 2014–2018 Silverado 1500 and related GM V8 trucks.
4. Dasbecan AP18MJ Oil Catch Can for 2014–2018 Chevrolet Silverado 1500 (5.3L & 6.2L)
| Brand | Dasbecan |
|---|---|
| Model | AP18MJ |
| Compatibility | 2014–2018 Chevrolet Silverado 1500 5.3L & 6.2L |
| Position | Front Inside |
The Dasbecan AP18MJ is a direct-fit oil catch can kit built for 2014–2018 Silverado 1500 5.3L and 6.2L engines that aims to reduce intake carbon buildup by separating oil and moisture from crankcase ventilation gases. It ships with custom brackets, hoses, and fittings intended for a bolt-in installation that the seller says can be completed in about 30 minutes without special tools. The anodized aluminum canister resists heat and pressure and has a removable bottom for tool-free draining and easy cleaning. Multi-angle mounting hardware gives some flexibility for tight engine bays and routine service reminders suggest checking the can every 500–1,000 miles. Limitations to consider are that the kit is single-purpose for specific engine families and requires periodic inspection and emptying, so it adds a small maintenance task. Overall, for owners who want a straightforward, vehicle-matched catcher without complex fabrication, this offers a durable, easy-to-service option that fits the Silverado 1500 application stated by the manufacturer.
Best for: Buyers focused on keeping intake and intake-valve deposits down with a low-cost, vehicle-matched retrofit and who prefer a simple install that does not need fabrication.
Less Ideal for: Drivers who want a maintenance-free or universal retrofit solution or who prefer integrated engine performance upgrades beyond crankcase ventilation control.
- Direct-fit kit with custom brackets and fittings for stated Chevy Silverado 1500 engines
- Anodized aluminum construction resists heat and pressure for long-term use
- Tool-free removable reservoir bottom makes draining and cleaning simple
- Includes hoses and adjustable mounting hardware for a roughly 30-minute install
- Requires periodic inspection and emptying roughly every 500–1,000 miles
Verdict: A budget-minded, direct-fit aluminum catch can that gives Silverado 1500 owners a durable, easy-to-install way to reduce blow-by oils and protect the intake system.
5. J&L Oil Separator Co. 3.0 Oil Separator — Driver Side for 2014–18 Silverado/Sierra 5.3L & 6.2L
| Material Type | Aluminum |
|---|---|
| Compatible with Vehicle Type | Truck, Sports Utility Vehicle |
| Automotive Fit Type | Vehicle Specific Fit |
This J&L 3.0 oil separator is a factory-style catch can made to replace the stock PCV routing on 2014–2018 Silverado and Sierra 5.3L and 6.2L engines. It mounts on the driver side and uses an aluminum can and bracket to collect oil and blow-by before it reaches the intake. Typical installation is bolt-on and many users report it takes 10 to 20 minutes when following the company video; the included bracket places the can where it is easy to access for draining. In everyday use the separator traps a noticeable amount of oil and amber residue, which helps keep intake valves and sensors cleaner on direct-injection V8s. Build quality looks solid with good threading and seals, though the canister volume is modest and some owners prefer the larger reserve version to reduce drain frequency. If you value straightforward, reliable hardware that integrates with factory hoses, this J&L unit delivers practical protection with minimal fuss.
Best for: Buyers who prioritize long-term engine reliability and want a straightforward, factory-style solution to reduce oil vapor entering the intake on 2014–2018 Silverado/Sierra 5.3L and 6.2L engines.
Less Ideal for: Drivers who prefer a very high-capacity or remote-mounted reservoir to minimize maintenance intervals should consider larger or extended versions instead.
- Vehicle-specific design for direct fit on 2014–2018 Silverado/Sierra 5.3L and 6.2L driver side locations
- Aluminum construction with quality threading and seals for durable, leak-resistant operation
- Easy access mounting bracket makes inspection and draining straightforward
- Proven to collect noticeable oil and residue, reducing intake contamination on DI engines
- Smaller can volume requires more frequent emptying compared with extended-capacity options
Verdict: A reliable, plug-and-play oil separator that protects intake components on 2014–2018 Silverado/Sierra 5.3L and 6.2L engines with minimal installation effort.
6. K&N Air Oil Separator (81-0805) Catch Can for Silverado/Sierra 5.3L & 6.2L
| Brand | K&N |
|---|---|
| Model Number | 81-0805 |
| Included Components | Catch Can, Mounting Bracket |
| Product Grade | Performance Part |
| Fit Type | Vehicle Specific Fit |
The K&N 81-0805 Air Oil Separator is a vehicle-specific catch can engineered to intercept oil and blowby vapor before it reaches the intake tract. It replaces the factory PCV line with OEM-style hose connections and mounts to a convenient spot in the engine bay using the included bracket. Installation is straightforward with basic tools and typically takes about 30 minutes. The 6-ounce reservoir provides notable capacity compared with many generic cans and is easy to inspect and drain without tools. In real-world use this unit reduces oil contamination in the intake, which can preserve engine cleanliness and help maintain performance across service intervals. Build quality is solid and users report reliable fitment on the Silverado/Sierra platform, though some caution is advised when tightening the can since overtightening can make removal difficult and may scuff the finish. Not legal for sale in California on pollution-controlled vehicles, and placement options may vary by engine bay layout.
Best for: Buyers who want a proven, vehicle-specific solution to reduce intake contamination and extend engine life, and who prioritize easy installation and documented user success when choosing parts.
Less Ideal for: Drivers who need a California-compliant emissions setup or those who prefer a can with a different mounting location should consider alternate options.
- Vehicle-specific fit and mounting bracket for straightforward installation
- 6-ounce reservoir offers higher capacity than many aftermarket catch cans
- OEM-style hose connections simplify removal and reinstallation during maintenance
- Solid construction and durable finish reported by multiple users
- Not legal for sale or use in California on pollution-controlled motor vehicles
Verdict: A high-capacity, vehicle-specific catch can that installs quickly and reliably to keep oil out of the intake on 2014–2018 Silverado/Sierra V8s.
Choosing the Right 2014-2018 Chevrolet Silverado 1500 Oil Catch Can: Key Factors to Consider
Fitment and Hose Routing
Fitment is the first practical concern when selecting an oil catch can for a 2014-2018 Chevrolet Silverado 1500. The truck's engine bay varies by engine option and accessory layout, so you need a can that can be mounted securely without interfering with heat shields, wiring harnesses, or factory vacuum lines.
Consider where the catch can will mount relative to the valve cover and intake so hose runs are short and avoid tight bends. Proper routing reduces the chance of kinks and ensures positive drainage back to the intake or to the atmosphere as intended. Also check that included hose lengths and fittings match the Silverado's PCV outlet sizes or that commonly available adapters are compatible. Incorrect fitment can cause vacuum leaks or stress on factory lines, so verify mounting points and hose routing before purchase.
Separation Efficiency and Filtration Design
The purpose of a catch can is to separate oil and heavy condensates from crankcase vapors before they reach the intake. Different units use baffling, mesh screens, filter elements, or centrifugal designs. For the Silverado 1500, choose a design that traps fine oil mist without creating significant flow restriction that could affect crankcase pressure.
Higher separation efficiency reduces carbon buildup on intake runners and throttle body plates, preserving engine performance and idle quality. Evaluate whether the unit has replaceable elements or internal baffling that can be cleaned. A robust design that captures both liquid and aerosol phases will provide better long-term protection for the intake and combustion chambers.
Capacity and Drain Accessibility
Capacity determines how often you need to service the catch can. In everyday driving and towing scenarios typical of Silverado ownership, a larger reservoir will reduce maintenance frequency. However, a larger can must still fit in the available engine bay space and be easily accessible for draining.
Look for clear sight windows or level markings so you can monitor fill without disassembly. Drain mechanisms vary from twist-off plugs to quick-release valves. For the Silverado, a bottom-mounted quick-drain fitting can make servicing easier in tight quarters, but ensure the drain can be operated without removing other components. Consider whether the catch can allows for a hose attachment to route drained oil into a container for neat disposal.
Material Quality and Corrosion Resistance
Material choice affects longevity, especially if you drive in regions with road salt or high humidity. Aluminum housings with anodized or powder-coated finishes resist corrosion and keep the unit looking serviceable in the engine bay. Stainless steel components add durability for fittings and clamps.
Poor-quality materials may corrode, leak, or degrade under engine heat and chemical exposure from blow-by. Inspect seam quality, the finish on threaded fittings, and whether seals are made from fuel- and oil-resistant elastomers. Durable construction reduces the chance of failure and keeps maintenance predictable over the long term.
Mounting Options and Hardware
A secure mount prevents vibration-related fatigue and keeps hoses from rubbing against hot or moving parts. Different catch cans include brackets for firewall, inner fender, or strut tower mounting. For the 2014-2018 Silverado 1500, look for hardware that matches the truck's sheetmetal and offers adjustable positions to accommodate accessories like coolant reservoirs or battery hold-downs.
Check that mounting kits include rubber isolators or vibration-damping features if you frequently tow or drive off-road. Ease of removal for servicing is also important. A mounting solution that allows the can to be removed without disturbing hose connections will simplify cleaning and element replacement.
Serviceability and Long-Term Maintenance
You will need to inspect and drain the catch can periodically, so serviceability is a real-world factor. Units with sight glasses, quick-release drains, and simple disassembly reduce the time spent on routine checks. For filter-element designs, see whether replacement elements are readily available or whether the element is washable.
Consider how often the can is likely to fill based on your driving and whether the design requires special tools to open. Also evaluate how easy it is to purge trapped oil without introducing spills. Good serviceability reduces the chance owners skip maintenance, which preserves the intake and engine cleanliness over time.
Why the Silverado 1500 Benefits From a Catch Can
The 2014-2018 Silverado 1500 uses PCV and crankcase venting that can route oily vapors back into the intake. Over time, these vapors condense on intake surfaces, contributing to deposit buildup that can affect idle quality and throttle response. A catch can intercepts this vapour, collecting oil and particulates before they reach the intake tract.
Owners who tow, haul heavy loads, or log frequent stop-and-go miles may notice faster accumulation of deposits. By reducing the amount of oil entering the intake, a catch can helps maintain cleaner intake passages and reduces the need for frequent throttle body and intake cleaning.
- Reduces oil and carbon buildup on throttle body and intake runners
- Can improve long-term consistency of idle and throttle response
- Particularly useful for trucks used for towing or heavy-duty cycles
Installation Considerations for 2014-2018 Silverado 1500
Installing a catch can on these model years typically involves tapping into the PCV hose or crankcase vent line and routing a return line to the intake. Pay attention to hose orientation and use clamped connections to prevent vacuum leaks. Some installations are strictly inline while others use a vent-to-atmosphere approach where legal.
Plan the mounting location before starting. The most convenient spots are often near the valve cover or inner fender where there is clearance and access to PCV outlets. Keep hoses away from hot exhaust components and ensure they are neither kinked nor excessively long.
- Verify factory hose sizes before buying fittings
- Use high-quality hose clamps and oil-resistant tubing
- Check local emissions regulations if venting to atmosphere
Monitoring and Maintenance Schedule
Establish a simple inspection routine: check the sight glass or level every oil change for the first few months to learn your Silverado's fill rate. Towing and hard-use driving will increase how quickly the can accumulates oil. If you notice accelerated fill, shorten inspection intervals accordingly.
Drain the can when it reaches the recommended level, or at regular service intervals. For filter-element units, follow the manufacturer's guidance for cleaning or replacement. Keep a small funnel and service container in your garage to make draining a cleaner, quicker process.
- Check every 3,000 to 7,500 miles initially depending on use
- Drain before long trips or seasonal storage
- Clean or replace internal elements per service schedule
Common Installation Mistakes to Avoid
Avoid routing hoses across sharp edges or close to hot exhaust components. Heat exposure can degrade tubing and cause leaks. Do not mount the catch can where it interferes with hood closure, fluid reservoirs, or electrical components.
Do not under-clamp hose connections. A vacuum leak at a PCV connection can cause idle or drivability problems. Finally, do not ignore the drain; leaving oil to overfill can allow oil to bypass the separation system and re-enter the intake.
- Never use fuel-line rated hose without verifying oil resistance
- Avoid excessive hose length and tight bends
- Secure hoses away from moving components
Legal and Emissions Considerations
Some jurisdictions regulate whether crankcase ventilation may be vented to atmosphere. For the 2014-2018 Silverado 1500, verify local emissions rules before selecting a catch can that vents externally. Many owners choose sealed-to-intake systems to remain compliant and to maintain proper crankcase vacuum balance.
If you plan to use a vent-to-atmosphere configuration, ensure it does not violate emissions inspections, and consider using a can with a filter cap to reduce odor and particulate release.
- Check state and local emissions laws before finalizing installation
- Sealed return-to-intake systems maintain factory ventilation balance
- Vent-to-atmosphere options may require additional filtration
Still looking for the perfect fit?
Select your Chevrolet Silverado 1500 configuration to see the most relevant Oil Catch Cans recommendations
How We Chose the Best 2014-2018 Chevrolet Silverado 1500 Oil Catch Can
We narrowed contenders using criteria that matter specifically for the 2014-2018 Chevrolet Silverado 1500 engine bay layout and factory PCV routing. First, fitment and hose routing were primary filters. We prioritized units with clear compatibility for the Silverado 1500 model years and with mounting options that work within the available space near the valve cover, intake manifold, or firewall. Second, filtration method and internal baffling were evaluated to ensure efficient oil separation without excessive restriction to crankcase ventilation.Third, capacity and drain design were considered to reduce maintenance frequency and simplify oil removal in the confined engine bay. Fourth, construction quality and corrosion resistance were assessed because the Silverado often sees harsh weather and road salt. We also looked at serviceability features such as sight windows, quick-drain fittings, and replaceable filter elements.We excluded any units that required extensive custom fabrication or that lacked documented compatibility with the Silverado 1500 plumbing. Units relying on ambiguous fitment claims or with poor serviceability were not considered. The final list represents options that balance straightforward installation, effective oil separation, durable materials, and practical maintenance for these model years.
Our full evaluation process is outlined in our review methodology.
FAQ
How often should I check the catch can on my 2014-2018 Silverado 1500?
Check the catch can level every few oil changes during the first few months to establish a baseline. Depending on driving and towing, inspections typically range from every 3,000 to 7,500 miles.
Will installing a catch can affect my Silverado's engine vacuum or PCV function?
A properly sized and installed catch can should not adversely affect crankcase ventilation. It is important to maintain unobstructed hose routing and to use a unit designed not to create excessive restriction in the PCV path.
Can I install a catch can myself or should a shop handle it?
Many owners can complete a straightforward installation with basic hand tools, hose clamps, and proper fittings. If your truck has limited space or complex accessories, professional installation ensures correct routing and secure mounting.
Is venting the catch can to atmosphere recommended for emissions compliance?
Venting to atmosphere may conflict with local emissions regulations. For the 2014-2018 Silverado 1500, a sealed return-to-intake configuration is often the safer choice for compliance and to preserve factory crankcase pressure control.
How do I know if the catch can is working on my Silverado 1500?
You will see a reduction in oily residue in the intake tract and on the throttle body during inspections. The catch can itself will accumulate liquid and sludge, which indicates it is capturing condensates and aerosols.
What type of hose should I use between the PCV and the catch can?
Use oil-resistant vacuum hose rated for crankcase ventilation. Avoid standard fuel-line hose unless it is explicitly rated for oil and heat exposure. Proper clamps and secure fittings prevent leaks and maintain system integrity.
Final Verdict
For the 2014-2018 Chevrolet Silverado 1500, prioritize a catch can that fits the available engine bay space, offers effective oil separation, and is simple to service. Consider materials and mounting hardware that withstand exposure to road conditions and choose a drain design that fits your maintenance habits.Balancing separation efficiency, capacity, and ease of installation will deliver the best long-term protection for the intake and combustion surfaces without creating service headaches. With these priorities, you can pick a catch can that preserves performance and reduces deposit-related maintenance on your Silverado 1500.
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