6.7 Cummins CCV Delete Pros and Cons – Blast

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Written By Nicklaus Frost

Last Updated on: 26th September 2022, 05:14 am

There are 6.7 Cummins CCV delete pros and cons. Some potential CCV delete benefits could include reducing crankcase pressure and running a smoother economy, while others might consist of maintenance complications or the loss of certain features. We have tried showing the pros and cons of the live experience. You can weigh the pros and cons of CCV delete carefully before deciding, as the consequences of deleting your 6.7 Cummins CCV could be significant.

6.7 Cummins CCV Delete Pros and Cons

The CCV on 6.7 is the culprit for many of the 6.7’s problems. The most common problem would be rough idles and stalling, which I fixed by deleting mine. You could also try a throttle body spacer.

Pros of 6.7 Cummins CCV Delete

Well, I gutted the 6.7 Cummins CCV and removed the hose to the intake tube. It feels like all is well and running smoothly. What’s the big plus I have experienced from 6.7 Cummins CCV delete? The big plus of deleting Cummins CCV is having no more hot air and oil stuffed into the turbo. The reduced crankcase pressure is one of the big pluses.

CCV delete in 6.7 Cummins allows a higher boost, keeping the freeze plug at its best. The highest boost I’ve operated was 65 psi @ 3800 rpm. I got the CC boost at 27 inH2O with a CCV filter, and with it gutted, it was 5 inH2O.

What’s More?

After gutting the Crankcase ventilation filter, it still had an unnoticeable light tan color. I thought about reattaching the filter, but instead, I did the gut and plugged aside the Turbo Inlet Tube, which had been deactivated since the vehicle had been driven 80,000 miles. It just goes to show how great its delete function was for the motor. I can demonstrate the positive aspects of the CCV delete clearly. It shows how well the CCV deletes us for the motor.

6.7 Cummins CCV Delete Pros and Cons

Cons of 6.7 Cummins CCV delete

While the CCV delete may offer some performance benefits, it should be noted that it also eliminates a key engine function and may cause other problems down the road.

There are a few potential cons of crankcase ventilator delete. One is that the engine may run hotter without the ventilator, leading to possible engine damage. Additionally, unburned fuel and oil may accumulate in the crankcase without the ventilator, leading to sludge build-up and decreased engine performance.

Finally, it can increase emissions and decrease fuel economy.

6.7 Cummins CCV Delete Pros and Cons

Cummins CCV Delete is a solution for those who are trying to avoid the expense and hassle of the CCV system on their truck. There are some quick 6.7 Cummins CCV Delete pros and cons that we will explore in this article.

Quick Pros of 6.7 Cummins CCV delete

  • It improves performance or fuel economy.
  • Removes an extra component from the engine.
  • It will keep the engine running a little bit cooler with one less hole for hot air to escape from.
  • You’ll notice no more hot air and oil stuffed into the turbo.
  • It can also make the engine sound louder, and you’ll find it appealing.

Quick Cons of 6.7 Cummins CCV delete

  • It can cause hot air and gases to be trapped in the engine.
  • Sometimes, the engine runs hotter.
  • The problem with the seal on the 6.7 Cummins CCV systems allows oil and contaminants to enter the engine.


CCV is the figure that is in stock. However, I was considering putting an exhaust on it and capping it off with its expenditures. I doubted if taking the CCV out would be better or not.

Then, I found a lot of boys gutting the CCV. Sometimes, the performance Kit makes the process easier.

If you wish, you might keep the CCV system. Make the re-routing alternative so it won’t suck oil into the turbo. Unless you took out the stuffing as I did at full boost, there isn’t any reason to gut the 6.7 Cummins CCV or follow the instructions.


The 6.7 Cummins engine uses a crankcase ventilation system to prevent oil and contaminants from the engine. The CCV system includes a CCV filter, a crankcase ventilation hose, and a PCV valve. The CCV filter catches oil and contaminants from the engine, and the PCV valve vents the crankcase pressure into the atmosphere. Having issues in the CCV system, it might be deleted on a 6.7 Cummins engine. We showed the – 6.7 Cummins CCV Delete Pros and Cons.

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