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 disclosure here.
If you drive a Pontiac Grand Prix and want to reduce oil vapors and sludge entering the intake, choosing the right oil catch can can help preserve performance and engine cleanliness. You face decisions about can capacity, filtration type, mounting location, and hose routing, all of which affect long-term results and ease of installation. This guide covers our seven shortlisted Pontiac Grand Prix oil catch can options and explains the evaluation criteria used to select them. Read on to learn the practical factors to weigh when picking a catch can for your Grand Prix and what to expect during installation.
Looking for other parts? See all Pontiac Grand Prix 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 5ft NBR Hose Kit |  |
| Best Quality Built to a higher standard if you want something more solid | K&N 81-0813 Air Oil Separator (Catch Can) |  |
| Best Value The sweet spot between price and what you get | ESPEEDER Universal Aluminum Baffled Oil Catch Can with Breather Filter (300ml) |  |
| Best budget The cheapest option that still gets the job done reliably | AOCISKA Aluminum Baffled 300ml Oil Catch Can with Hose 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 | RULLINE 350ml Universal Baffled Oil Catch Can |  |
| 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 5ft NBR Hose Kit
| Capacity | 300 Milliliters |
|---|---|
| Hose length | 5 ft (1.5 m) |
| Hose ID | 3/8" |
| Port thread | M16 x 1.5 |
This EVIL ENERGY 300ml baffled catch can is a universal-style kit designed to trap oil and moisture before they re-enter the intake system. It installs inline with PCV or breather hoses and can be used with the supplied breather filter for pre-PCV setups or plumbed between PCV hoses as a sealed unit. The included removable baffle and steel wool increase coalescing, so you can visibly collect condensate and oil residue rather than letting it reach intake valves. The kit ships with a 5 ft NBR hose rated for heat and wear and M16x1.5 threaded ports for a secure connection. In practice the can is compact enough to tuck into tight engine bays on a Pontiac Grand Prix while offering 300 ml capacity so you do not need to empty it constantly. Expect solid aluminum construction and straightforward universal mounting, but you may need extra hose or different fittings to reach or match factory barb sizes on some Grand Prix engines. In very cold climates the seller warns of increased moisture and potential freezing, so periodic draining or temporary reinstallation of factory plumbing is recommended to avoid blockages.
Best for: Balanced all-round buyers who want a practical, value-oriented add-on to reduce intake contamination and maintain engine cleanliness on their Pontiac Grand Prix.
Less Ideal for: Drivers seeking a vehicle-specific plug-and-play kit with exact factory-style fittings should consider model-specific catch cans or professional plumbing kits instead.
- Baffled interior plus supplied steel wool improves oil/mist separation and visible collection.
- Compact 300 ml capacity balances mountability in tight engine bays with usable holding volume.
- Aluminum construction and threaded ports provide a durable, secure connection.
- Includes 5 ft NBR hose that resists heat and abrasion for routing in engine compartments.
- Universal fittings may not match factory barb sizes so additional hose or adapters are sometimes required.
- O rings supplied can be small and require careful handling to avoid damage during install.
- In freezing temperatures moisture can freeze and risk blockages if not drained frequently.
Verdict: A well-built, compact baffled catch can that offers strong separation performance and good value for Pontiac Grand Prix owners, but may need extra hose or fittings for a clean, exact fit.
2. K&N 81-0813 Air Oil Separator (Catch Can)
| Model Number | 81-0813 |
|---|---|
| Brand Name | K&N |
| Included Components | Catch Can |
| Automotive Fit Type | Vehicle Specific Fit |
The K&N 81-0813 air oil separator is a vehicle-specific catch can that captures oil and blowby vapor to reduce contamination of the intake and protect engine performance. It is designed to replace the factory PCV line with a high-capacity reservoir and uses factory-style hose connections for a quick installation that typically takes about 30 minutes with basic tools. Notable features include a machined black finish, premium connectors and hoses, and a tool-free reservoir drain that makes routine maintenance simple. For performance-focused drivers the separator helps prevent intake buildup and reduce the risk of detonation or power loss caused by excess oil in the intake. Installation and packaging are straightforward, but because it is engineered for specific engine bays you should confirm fitment and routing clearance in the Grand Prix engine compartment before purchasing. This unit is not legal for sale in California on pollution-controlled vehicles and comes with a limited short-term warranty.
Best for: Performance-oriented owners seeking a quality, vehicle-specific catch can to protect intake cleanliness and preserve engine power in a Pontiac Grand Prix.
Less Ideal for: Buyers who need a universally fitting or California-compliant solution or those unwilling to verify engine bay clearance before installation.
- High-capacity reservoir captures oil and blowby to reduce intake contamination
- Factory-style hose connectors and premium hoses allow quick, straightforward installation
- Tool-free reservoir drain simplifies routine emptying and maintenance
- Vehicle-specific engineering for a tailored fit and routing in compatible engine bays
- May not fit all engine bay layouts even within a specified vehicle application so clearance checks are required
- Not legal for sale or use in California on pollution-controlled vehicles
Verdict: A high-capacity, vehicle-specific K&N catch can built to keep intake systems cleaner and help maintain performance.
3. ESPEEDER Universal Aluminum Baffled Oil Catch Can with Breather Filter (300ml)
| Capacity | 300 Milliliters |
|---|---|
| Material Type | Aluminum |
| Fit Type | Universal Fit |
| Fuel Type | Gasoline |
This ESPEEDER catch can is a budget-friendly, universal-fit reservoir designed to trap oil and moisture before they reach the intake. It installs inline with PCV or turbo breather plumbing and uses an internal dual-chamber baffle to separate oil vapor, while the breather option vents to atmosphere when desired. The aluminum, anodized body and TIG welding give it a sturdy, finished look and the removable bottom plus built-in dipstick make draining and monitoring straightforward. The kit includes basic fittings, a small length of hose, and mounting hardware for a simple DIY install, though the supplied hose is low temperature rated so plan to replace it for hot locations. For Pontiac Grand Prix owners looking to reduce intake deposits and prolong engine life without spending much, this catch can delivers strong value, but it is a universal unit so expect to source the correct hoses and a proper mounting spot for an exact fit and high-temp hoses for long-term reliability.
Best for: Practical optimizers who want an affordable way to reduce intake contamination and extend engine life without premium parts, and who are comfortable adapting a universal unit to their vehicle.
Less Ideal for: People seeking a direct-fit, vehicle-specific solution or those who want a ready-to-install high-temperature hose and plug-and-play fitment out of the box.
- Aluminum anodized body with TIG welds offers durable, corrosion-resistant construction
- Internal dual-chamber baffle and breather filter improve oil and moisture separation
- Removable bottom and built-in dipstick make draining and checking fluid level easy
- Includes basic fittings, bracket, and hose clamps for a complete novice-friendly kit
- Supplied hose is low temperature and may need replacement for engine bay use
- Universal fit requires custom mounting location and potentially different fittings for exact vehicle compatibility
Verdict: A well-built, inexpensive universal catch can that delivers core performance benefits but needs high-temp hoses and custom mounting for a clean Pontiac Grand Prix installation.
4. AOCISKA Aluminum Baffled 300ml Oil Catch Can with Hose Kit
| Capacity | 300 Milliliters |
|---|---|
| Fit Type | Universal |
| Product Grade | like new |
| Fuel Type | Petroleum |
This aluminum baffled catch can is a simple, budget-friendly way to reduce oil and moisture entering the intake on a Pontiac Grand Prix. It installs inline with the crankcase ventilation (PCV/CCV) plumbing to capture condensate and oil mist before they reach the intake tract. The can is made from aluminum for durability, has an internal baffle that can be rotated or removed, a dipstick to check fluid level, and a removable bottom for draining and cleaning. The kit includes hoses so most installations only need basic routing and a bracket for secure mounting, though some buyers reported fabricating or buying a bracket separately. Practical benefits are cleaner throttle bodies and intake runners, potentially reducing carbon buildup on direct-injection engines and simplifying maintenance thanks to the drainable reservoir. Limitations include the universal fit approach that may require extra hose length or custom brackets for neat installation, and the relatively small 300ml capacity which needs more frequent emptying on high-blow-by engines or heavy driving conditions.
Best for: Budget-conscious DIY owners looking to reduce intake oil contamination and extend engine cleanliness on a Pontiac Grand Prix without spending on a premium branded kit.
Less Ideal for: Drivers who want a vehicle-specific bolt-in solution or who prefer a large-capacity or multi-stage filtration catch can should consider other options.
- Aluminum construction for corrosion resistance and durability
- Baffled internal design improves oil separation and condensate capture
- Included hose kit and drainable removable bottom make routine service easier
- Built-in dipstick lets you check fluid level without disassembly
- Universal kit means you may need to buy or fabricate a mounting bracket for a clean install
- 300ml capacity is small and requires more frequent emptying on engines with heavy crankcase blow-by
Verdict: A low-cost, aluminum baffled catch can that works for Pontiac Grand Prix owners who want basic oil separation and easy servicing but may need custom mounting and frequent draining.
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. RULLINE 350ml Universal Baffled Oil Catch Can
| Capacity | 350 Milliliters |
|---|---|
| Fuel Type | Gasoline |
| Product Grade | Performance Part |
| Fit Type | Universal |
The RULLINE 350ml baffled oil catch can captures oil and moisture from crankcase ventilation to reduce carbon and sludge buildup in the intake system. It installs inline on PCV/CCV plumbing and is typically mounted in the engine bay near the valve cover and intake, using the included bracket and adapters. Notable features include a fully tig-welded aluminum body, a removable cup with O-ring sealing, a dipstick for quick level checks, and an upgraded braided hose to replace flimsy rubber tubing. In practice it collects emulsified oil and fuel residues that would otherwise enter the intake, making it a simple preventative upgrade to extend engine cleanliness. Limitations: the universal fit requires some trimming or different hose sizes for many vehicles and the small supplied bracket often needs modification or a custom mount. The 350ml capacity means more frequent checks on engines with heavy blow-by. For a Pontiac Grand Prix this can work as a compact, low-pressure solution but expect to tailor hose routing and mounting for a clean installation.
Best for: Convenience-driven DIYers who want an easy preventive upgrade to keep the intake and throttle body cleaner with minimal ongoing fuss.
Less Ideal for: Those who want a bolt-in, vehicle-specific kit with precise fittings and mounting hardware tailored to a Pontiac Grand Prix should consider a dedicated fitment unit instead.
- Baffled aluminum reservoir traps oil and moisture to reduce intake deposits.
- Fully tig-welded body and O-ring sealed fittings minimize leakage risk.
- Includes dipstick for quick fluid checks without disassembly.
- Upgraded braided hose improves durability over basic rubber tubing.
- Universal design may require custom hose sizes and mounting for a clean Pontiac Grand Prix fit.
- 350ml capacity means more frequent emptying on engines with high blow-by.
Verdict: A compact, affordable catch can that effectively reduces intake deposits for routine preventive maintenance but needs custom mounting and hose work for a tidy Pontiac Grand Prix 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 Pontiac Grand Prix Oil Catch Can: Key Factors to Consider
Filtration Method and Separation Efficiency
How the catch can separates oil from crankcase vapors determines how effectively it prevents oily deposits. Baffle plates, mesh cores, and multi-stage filtration each trap condensate differently, which affects how much oil reaches the intake under various driving conditions.
Higher separation efficiency reduces the rate at which intake valves and charge paths accumulate varnish and carbon. Consider whether the design allows periodic inspection of internals and whether filters are serviceable or replaceable, since performance can decline if the internal media becomes saturated or clogged.
Can Capacity and Drain Accessibility
Capacity affects how often you must service the catch can. A larger reservoir reduces maintenance frequency but can be bulkier and harder to place in tight engine bays. Look for a capacity that matches your typical driving habits and blow-by levels.
Drain design matters as much as volume. A valved or quick-drain fitting lets you empty the can from beneath the vehicle without removing it, while threaded plugs require more hands-on servicing. Easy access reduces the chance of skipped maintenance, which preserves separation performance.
Hose and Port Compatibility
Hose diameter and port orientation determine whether the catch can will interface cleanly with the Pontiac Grand Prix PCV and intake connections. Mismatched diameters lead to loose fittings or the need for additional adapters, which can introduce leak points or complicate routing.
Check that the catch can offers appropriate adapter sizes or that the mounting position allows hose runs without sharp bends. Proper hose routing minimizes stress, heat exposure, and potential vacuum-related issues that could affect crankcase ventilation.
Mounting Options and Space Constraints
Engine bay layout on the Grand Prix varies by model year and engine, so the catch can's footprint and bracket design are important. A flexible mounting solution that offers multiple bracket positions or adjustable clamps increases the chances of a clean, secure install.
Consider available clearances to moving parts, heat sources, and wiring. A stable mount prevents vibrations and hose strain that could cause leaks or premature wear. If a catch can requires relocating other components to fit, weigh that extra work against the long-term benefits.
Materials and Build Quality
Materials affect longevity and resistance to corrosion from trapped oil and hot vapors. Aluminum and stainless steel bodies tend to resist rust and tolerate engine-bay temperatures better than thin stamped metals. Seals and fittings should be made from heat-resistant polymers to avoid premature degradation.
Solid construction also reduces the risk of mounting failures and leaking joints. Inspect the quality of threads, welds, and clamps in product photos or descriptions to ensure the unit is designed for repeated service cycles without leaking.
Maintenance Needs and Serviceability
A catch can only protect the intake if it is emptied and serviced regularly. Units designed for easy access, with visible sight tubes, clear drain valves, or removable internal cartridges make routine maintenance straightforward and faster to perform.
Consider whether replacement filters or parts are readily available, and whether the unit requires special tools to open. Lower-maintenance designs reduce the likelihood of overdue servicing and therefore maintain separation performance over time.
How We Chose the Best Pontiac Grand Prix Oil Catch Can
We focused on products that provide reliable oil separation and a fitment strategy suitable for the Pontiac Grand Prix engine bay. Key evaluation criteria included filtration method and catch efficiency, can capacity and drain access, hose and adapter compatibility with factory PCV and intake ports, mounting hardware and footprint for safe installation, and build quality including materials resistant to corrosion and heat. We excluded designs that required major manifold modification, unclear fitment information, or lacked serviceable drains. We also filtered out options without clear hose diameter adapters or without a way to inspect or drain collected oil. The final list prioritizes solutions that balance separation performance, ease of install, maintainability, and long-term durability for typical Grand Prix engine configurations.
Our full evaluation process is outlined in our review methodology.
FAQ
What does an oil catch can do on a Pontiac Grand Prix?
An oil catch can captures oil mist and condensate from crankcase ventilation before it reaches the intake. This reduces buildup of oily residue in the intake tract and on valves, which can help maintain airflow and combustion consistency over time.
How often should I drain a catch can on this car?
Drain frequency depends on driving style and engine condition, but many owners check monthly or every few thousand miles. Inspect the can periodically early on to establish how quickly it fills, then set a regular schedule to avoid saturation and maintain effectiveness.
Will installing a catch can affect engine vacuum or PCV operation?
A properly installed catch can should not negatively affect PCV function if hose diameters and routing preserve the intended flow path. Avoid excessive hose length, sharp bends, or overly restrictive internal media that could alter ventilation behavior.
Can I install a catch can myself on a Pontiac Grand Prix?
Many catch can installs are achievable with basic tools and patience, especially if the kit includes a purpose-built bracket and adapters. Expect to route hoses, secure a mount, and confirm connections for leaks. If you are unsure, a professional installation ensures proper placement and sealing.
How do I choose between different filtration types?
Choose based on how aggressive your driving is and how much blow-by your engine produces. Multi-stage or mesh filtration tends to capture more condensate, while simpler baffles are lower maintenance. Balance separation efficiency against potential restriction and the ease of cleaning or replacing internal elements.
Does a catch can help turbocharged versions of the Grand Prix?
In turbocharged applications, preventing oil vapors from entering the intake can be especially beneficial since oil residue can affect intercooler and compressor cleanliness. A properly sized and installed catch can reduces the amount of oil reaching turbocharged intake components.
Conclusion
Prioritize a catch can that offers reliable separation, straightforward mounting, and accessible servicing for the Pontiac Grand Prix. The right balance of filtration efficiency, capacity, and hose compatibility will reduce intake deposits without adding excessive maintenance burden. Weigh the tradeoffs between higher-efficiency internals and potential restrictions, and choose a mounting solution that keeps hoses short and clear of heat. Regular inspection and draining are essential to sustain benefits over the life of the engine.
Explore More:
- Check out all Pontiac Grand Prix parts & accessories
- Explore Oil Catch Cans Maintenance & Repair Guides
- Explore Engine
- Browse all Auto Parts
