6.7 Powerstroke Oil Catch Can

Why Does Your 6.7 Powerstroke Need an Oil Catch Can?

Oil Blow-By Is Destroying Your Intake System

The 6.7L Powerstroke's crankcase ventilation system is designed to reroute blow-by gases back into the intake manifold for emissions compliance. The problem? Those gases carry a heavy load of oil vapor, moisture, and unburnt fuel. Without a 6.7 Powerstroke oil catch can in line, this contaminated mixture coats every surface it touches — intercooler fins, intake runners, turbo compressor blades, and intake valves. On a truck that tows regularly or runs elevated boost, the volume of oil passing through the CCV system increases dramatically, accelerating the fouling process.

Clogged Intercoolers Cost You Power and Efficiency

When oil vapor condenses inside the intercooler, it acts as an insulating layer on the cooling fins. Air-to-air intercoolers rely on clean, exposed fin surfaces to reject heat; oil coating reduces their thermal efficiency by a measurable margin. The result: higher intake air temperatures (IATs), reduced air density, less power output, and higher exhaust gas temperatures (EGTs). On a tuned 6.7 Powerstroke where every degree of IAT matters, a contaminated intercooler silently erodes the gains from your tuner, exhaust, and intake upgrades.

Stock CCV Systems Recirculate Contaminants Directly Into the Intake

Ford's factory CCV routing has no filtration mechanism for the oil mist carried in crankcase gases. The system vents directly from the valve cover into the intake tract — zero filtration, zero separation. This is a fundamental design limitation, not a defect. A purpose-built ccv oil separator 6.7 Powerstroke installs inline between the CCV outlet and the intake, capturing oil mist in a baffled chamber before it can re-enter the engine. The separated oil drains back into the catch can reservoir, where it can be drained during routine maintenance.

What Can a 6.7 Powerstroke Oil Catch Can Solve?

Baffled Separation Chamber Captures Oil Vapor Before It Enters the Intake

Each 6.7 Powerstroke ccv catch can uses a multi-stage internal baffle system that forces crankcase gases through a series of directional changes. As the vapor-laden gas changes direction, the heavier oil droplets impact the baffle walls, coalesce, and drain into the collection reservoir. The cleaned gas continues to the intake.

This mechanical separation process requires no filters to replace and no electrical connections — it works passively using the engine's natural crankcase pressure differential.

Clean Intake Tract Means Consistent Boost, Lower EGTs, and Longer Turbo Life

By preventing oil from coating the turbo compressor wheel and intercooler internals, a 6.7 Powerstroke oil separator maintains the thermal efficiency of your entire charge-air system. Cleaner compressor blades maintain their aerodynamic profile, producing consistent boost pressure across the RPM range. A clean intercooler rejects heat effectively, keeping IATs low even under sustained load.

Lower intake temperatures translate directly to lower EGTs — critical for trucks that tow heavy at altitude or in hot climates. The result is a cooler, cleaner, more efficient engine bay that delivers rated power consistently over tens of thousands of miles.

Prevents Oil Accumulation in CAC Boots, Intake Manifold, and EGR Passages

Oil pooling in the charge-air cooler boots is a common issue on high-mileage 6.7 Powerstroke engines. Over time, the oil softens and degrades the rubber boot material, leading to boot leaks and costly roadside failures. A properly installed catch can eliminates the oil source, keeping boots dry and sealing properly.

The intake manifold also stays free of oil sludge, reducing the risk of carbon buildup on intake valves and EGR system components — particularly important on trucks that still have emissions systems in place.

Shop 6.7 Powerstroke Oil Catch Can by Ford Engine & Fitment Guide

Select your year range below to find the correct catch can for your 6.7L Powerstroke:

• 2017–2024 Ford F-250 / F-350 Super Duty - High-flow catch can with steel bracket, direct bolt-on installation. Covers 6.7L Powerstroke engines from the transition to the updated engine platform through current production.
• 2011–2016 Ford F-250 / F-350 Super Duty - Compact catch can designed for the first-generation 6.7L Powerstroke engine bay layout. Fits all cab and bed configurations.

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We work hand-in-hand with top-tier industry partners and reputable organizations. Every product we design, test, and ship meets or exceeds strict industry standards, ensuring your Powerstroke, Cummins, or Duramax gets the exact precision it deserves.

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Thousands of diesel owners trust us to unlock their engine's true potential. Our massive library of positive customer feedback and successful build case studies proves one thing: our kits deliver real performance, lower EGTs, and flawless reliability in the real world.

Frequently Asked Questions About 6.7 Powerstroke Oil Catch Cans

Q1: Does the 6.7 Powerstroke need an oil catch can?

Yes, the 6.7L Powerstroke's factory CCV system recirculates crankcase blow-by gases directly back into the intake with no oil filtration. Over time, oil vapor coats the intercooler, turbo compressor wheel, and intake manifold, reducing cooling efficiency and accelerating component wear.

A 6.7 Powerstroke oil catch can intercepts this oil vapor before it enters the intake, keeping your charge-air system clean and operating at peak efficiency. It is especially recommended for tuned trucks, heavy towing applications, and high-mileage engines.

Q2: What does a CCV catch can do on a 6.7 Powerstroke?

A CCV (Crankcase Ventilation) catch can installs inline between the engine's crankcase ventilation outlet and the intake system. Inside the catch can, a baffled separation chamber forces crankcase gases through directional changes that cause oil droplets to coalesce on the baffle walls and drain into a reservoir.

The cleaned gas continues to the intake while the collected oil is retained for periodic draining. This prevents oil contamination of the intercooler, intake manifold, turbo, and charge-air cooler boots.

Q3: Is a catch can the same as an oil separator for the 6.7 Powerstroke?

Yes, "oil catch can" and "oil separator" refer to the same type of product on the 6.7L Powerstroke platform. Both describe a device that mechanically separates oil vapor from crankcase gases before they re-enter the intake.

The terminology varies by manufacturer and community, but the function is identical. A 6.7 Powerstroke oil separator (catch can) uses internal baffling to capture and collect blow-by oil.

Q4: How often do I need to empty the catch can on my 6.7 Powerstroke?

Drain intervals depend on driving conditions and engine condition. On a healthy 6.7 Powerstroke used for daily driving, check and drain the catch can every 3,000–5,000 miles. If you tow heavy loads, run a performance tune, or have a high-mileage engine with increased blow-by, check every 1,500–2,500 miles.

In cold climates, check more frequently in winter months when condensation levels are higher. The drain plug is accessible from the bottom of the unit for easy servicing.

Q5: Will a catch can void my 6.7 Powerstroke warranty?

An oil catch can is a non-destructive, reversible modification that does not permanently alter any factory components. It can typically be removed and the stock CCV routing restored before any dealership visit. However, warranty decisions are ultimately at the dealer's discretion.

The Magnuson-Moss Warranty Act protects consumers from blanket warranty denials for aftermarket parts; the dealer must prove the catch can cause a specific failure to deny coverage for that component. For complete peace of mind, consult your dealer's service department before installation.

Q6: How difficult is it to install a catch can on a 6.7 Powerstroke?

Installation is straightforward and can be completed with basic hand tools in approximately 30–45 minutes. The catch can mount to existing factory mounting points using the included bracket, no drilling or permanent modifications required. The CCV hose is disconnected from the factory routing and rerouted through the catch can using the supplied hoses and fittings.

Detailed installation instructions are included with every kit, and our live support team is available to assist with any fitment questions.

Q7: Can a catch can reduce oil consumption on the 6.7 Powerstroke?

A catch can does not reduce the engine's oil consumption. It captures and collects oil vapor that would otherwise be burned through the intake system. If your 6.7 PowerStroke is losing oil through the CCV system, a catch can will collect that oil instead of allowing it to coat the intake and be combusted.

You will still need to drain the collected oil from the catch can periodically. If your engine is consuming oil at an abnormal rate, have it inspected for worn piston rings, valve seals, or turbocharger seal leaks.

Q8: Does a catch can improve fuel economy on the 6.7 Powerstroke?

Indirectly, yes. By keeping the intercooler and intake tract free of oil contamination, a 6.7 Powerstroke ccv catch can helps maintain the charge-air system's thermal efficiency. A clean intercooler cools intake air more effectively, producing denser charge air that the engine can burn more efficiently.

While the improvement is not dramatic, typically 0.3–0.8 MPG on a truck that was previously running with a contaminated intake. It compounds over thousands of miles, especially on tuned trucks and heavy towing applications where every fraction of efficiency matters.

Q9: What's the difference between a catch can and a full CCV reroute on the 6.7 Powerstroke?

A catch can filters crankcase gases and returns cleaned air to the intake — it maintains the factory closed CCV circuit. A CCV reroute vents crankcase gases to the atmosphere instead of recirculating them, eliminating the oil re-entry pathway.

A catch can is the cleaner option for trucks that want to maintain a sealed, functional system layout. A CCV reroute is typically chosen by trucks running specialized configurations. Both approaches address the same underlying problem, oil contamination of the intake tract.

Q10: Does EGR Performance offer a warranty and return policy on catch cans?

Yes. EGR Performance provides a 1-year warranty on all oil catch cans, covering manufacturing defects and material failures under normal use. We also offer a 45-day hassle-free return policy.

If the catch can does not fit your vehicle or you are not satisfied for any reason, return it within 45 days for a full refund. All orders ship quickly from our local warehouses to get your truck protected as soon as possible.