Best Automobile Crankcase Ventilation Valves of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 8, 2025

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Automobile crankcase ventilation valves are an essential component for maintaining the proper functioning of an automobile engine. These valves are designed to regulate the flow of air in and out of the engine's crankcase, which helps to prevent the buildup of harmful gases and other contaminants inside the engine. By allowing fresh air to circulate through the engine, these valves help to reduce the risk of engine damage and improve overall performance. There are a variety of different types of crankcase ventilation valves available on the market today, each with their own unique features and benefits. Whether you're looking for increased durability, improved efficiency, or better overall performance, there is a crankcase ventilation valve that will meet your needs.

At a Glance: Our Top Picks

ACDelco Professional Car PCV Valve Cover #TOP 1
ACDelco Professional Car PCV Valve
ftb score rating icon 9.9
ACDelco 12655399 PCV Valve Cover #TOP 2
ACDelco 12655399 PCV Valve
ftb score rating icon 9.8
GM Genuine Parts PCV Tube 12609373 Cover #TOP 3
GM Genuine Parts PCV Tube 12609373
ftb score rating icon 9.6

Top 10 Automobile Crankcase Ventilation Valves

#TOP 1

ACDelco Professional Car PCV Valve

19313317
ACDelco Professional Car PCV Valve Cover
ACDelco Professional 19313317 Positive Crankcase Ventilation (PCV) Valve

The ACDelco Professional 19313317 Positive Crankcase Ventilation (PCV) Valve is a professional and premium aftermarket replacement that provides the performance and dependability that you expect from ACDelco. It is manufactured to meet expectations for fit, form, and function, making it a reliable choice for your car's PCV valve replacement needs.

What We Like
Professional and premium aftermarket replacement
Provides expected performance and dependability from ACDelco
Manufactured to meet expectations for fit, form, and function
#TOP 2

ACDelco 12655399 PCV Valve

12655399
ACDelco 12655399 PCV Valve Cover
ACDelco GM Original Equipment 12655399 Positive Crankcase Ventilation (PCV) Valve

The ACDelco PCV Valve is a trusted replacement part for your GM vehicle, ensuring it meets the original factory standards. This component is designed to provide the same quality and reliability as the original part, giving you peace of mind when it comes to performance. It is manufactured to precise specifications, ensuring a perfect fit and function. By using this valve, you can maintain optimal engine performance and emissions control, ultimately extending the life of your vehicle. Choosing this GM-recommended part means you’re investing in durability and efficiency for your automobile.

What We Like
GM-recommended replacement
Quality and reliability
Perfect fit and function
Optimizes engine performance
#TOP 3

GM Genuine Parts PCV Tube 12609373

12609373
Black
GM Genuine Parts PCV Tube 12609373 Cover
GM Genuine Parts 12609373 Positive Crankcase Ventilation (PCV) Tube , Black

The ACDelco PCV Tube is a high-quality component designed for automobile crankcase ventilation systems. This product measures 1.7 inches in height and 6.8 inches in length, making it compact and easy to install in various vehicles. Manufactured in Mexico, it ensures reliability and durability. By maintaining proper ventilation in your engine's crankcase, this tube helps prevent harmful pressure buildup, promoting better engine performance and longevity. Choosing this genuine part means you can trust its fit and function, enhancing your vehicle's efficiency.

What We Like
Compact size
Durable construction
Enhances engine performance
Reliable fit
#TOP 4

ACDelco PCV Valve 12685407

12685407
ACDelco PCV Valve 12685407 Cover
ACDelco GM Original Equipment 12685407 Positive Crankcase Ventilation (PCV) Valve

The ACDelco PCV Valve is an essential replacement part recommended by GM for your vehicle. It ensures that you receive the same high quality, reliability, and durability as the original factory component. Designed to meet GM's specifications, this valve fits perfectly and functions as intended. By using this valve, you can maintain optimal engine performance, improve fuel efficiency, and prolong the life of your engine. It’s a smart choice for any GM vehicle owner looking to keep their engine running smoothly.

What We Like
Quality GM-recommended replacement
Durable and reliable performance
Perfect fit and function
Improves engine efficiency
#TOP 5

ACDelco GM 12655400 PCV Valve

12655400
ACDelco GM 12655400 PCV Valve Cover
ACDelco GM Original Equipment 12655400 Positive Crankcase Ventilation (PCV) Valve

ACDelco PCV Valve is a GM-recommended part designed to replace your vehicle's original component. It offers the quality, reliability, and durability of GM OE. Manufactured to GM OE specification, this valve ensures proper fit, form, and function. By using this PCV valve, you can trust that it meets the standards set by GM for your vehicle, providing you with peace of mind and optimal performance.

What We Like
GM-recommended replacement
Quality, reliability, durability
Manufactured to OE specification
#TOP 6

ACDelco 12637666 PCV Valve

12637666
ACDelco 12637666 PCV Valve Cover
ACDelco GM Original Equipment 12637666 Positive Crankcase Ventilation (PCV) Valve

The ACDelco PCV Valve is a reliable replacement part designed specifically for your GM vehicle. As a GM-recommended component, it ensures that you maintain the quality and durability expected from original factory parts. This valve is manufactured to meet GM's exact specifications, which means it fits perfectly and functions as intended. By using this valve, you can help keep your engine running efficiently, reducing harmful emissions and improving overall performance. This product not only meets but exceeds the standards set by GM, giving you peace of mind while driving.

What We Like
GM-recommended quality
Perfect fit and function
Improves engine efficiency
Reduces harmful emissions
#TOP 7

Sumyola Crankcase Ventilation Valve for Mercedes-Benz

Sumyola
A6420101791;A6420101191;A6420102391
Black
Sumyola Crankcase Ventilation Valve for Mercedes-Benz Cover
Sumyola 6420101191 A6420101191 6420102391 A6420102391 A6420101691 6420101691 Automobile Crankcase Ventilation Valves For Mercedes-Benz ML W164 350 GL350 ML350 R350

The Sumyola Crankcase Valve is a brand-new replacement part designed specifically for various Mercedes-Benz models. Its compact size and lightweight design make it easy to handle, benefiting wholesalers and consumers alike. This valve is compatible with several models and comes with a one-year warranty, ensuring reliability. Additionally, the independent quality control team conducts thorough inspections, giving you peace of mind with your purchase. If you're unsure about compatibility, simply provide your vehicle's VIN number for quick assistance, and enjoy the added benefit of a hassle-free return policy for non-applicable parts.

What We Like
High compatibility with Mercedes-Benz
One-year warranty offered
Lightweight and compact design
Quick compatibility assistance
#TOP 8

ACDelco 19310784 PCV Valve

19310784
ACDelco 19310784 PCV Valve Cover
ACDelco Professional 19310784 Positive Crankcase Ventilation (PCV) Valve

The ACDelco PCV Valve is a professional aftermarket replacement known for its premium quality. It offers the performance and dependability you anticipate from ACDelco products. Specifically designed to meet fit, form, and function expectations, this valve ensures your automobile's crankcase ventilation operates smoothly. By choosing the ACDelco PCV Valve, you can trust in its reliability and precision. This valve is essential for maintaining your vehicle's optimal performance, giving you peace of mind while on the road.

What We Like
Premium Quality
Dependable Performance
Precise Fit
#TOP 9

uxcell PCV Valve for Ford

7L3Z6A666A
Blue
1.81"x0.83"
uxcell PCV Valve for Ford Cover
uxcell PCV Valve Exhaust Positive Crankcase Ventilation Valve Fittings for Ford E-150 E-250 2007-2014 for Lincoln No.7L3Z6A666A Blue Plastic

The uxcell PCV Valve is designed for several Ford models from 2007 to 2023, ensuring compatibility with your vehicle. Made from durable plastic, it resists wear and cracking, providing long-lasting performance. This valve serves as a direct replacement for your old PCV Valve, helping to prevent issues like clogging and increased fuel consumption. By maintaining optimal engine function, you can avoid potential damage and costly repairs. Be sure to check the part number and images to confirm it fits your specific vehicle.

What We Like
Durable plastic construction
Direct replacement part
Prevents clogging issues
Reduces fuel consumption

QBOONPT PCV Valve for Hyundai

qboonpt
Qboonpt-DXZHFC01
Black
QBOONPT PCV Valve for Hyundai Cover
QBOONPT PCV Valve for Car, Automobile PCV One-way Check Valve Replacement 267402G000 26740-2G000, Positive Crankcase Ventilation Control Valve Compatible with Hyundai Elantra Sonata JAC Chery Nissan

The QBOONPT PCV Valve is designed to enhance your vehicle's performance with its high-quality construction, ensuring durability and stability for long-term use. This valve effectively regulates the flow of fuel and oil vapors from the crankcase to the intake manifold, improving fuel efficiency while lowering engine air pressure. Additionally, it is compatible with various vehicle models, making it a versatile choice. Remember to check the part number and dimensions to ensure a proper fit, as replacing a faulty check valve is essential for maintaining your engine's health.

What We Like
High durability
Improves fuel efficiency
Compatible with many models
Easy installation
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What does a crankcase vent valve do?

A crankcase vent valve, also known as a positive crankcase ventilation (PCV) valve, is responsible for introducing filtered fresh air into the crankcase. It uses the engine's vacuum to pull air through the crankcase and reintroduce it back into the intake manifold system.

2. What happens when a crankcase ventilation system goes bad?

When a crankcase ventilation system goes bad, such as a faulty PCV valve, it may not close properly, allowing oxygen to enter the combustion chamber. This can result in a diluted fuel and air mixture, causing the vehicle to run poorly and lean out.

3. What happens to the engine oil if the crankcase breather system does not work correctly?

If the crankcase breather system is not functioning correctly, it can lead to oil leaks. The crankcase filter is responsible for filtering the blow-by gases to ensure they are clean before being redirected back into the vehicle's intake manifold. A bad filter can result in oil leaks.

4. What happens if the CCV filter is clogged?

A clogged CCV (Crankcase Ventilation) filter can cause vacuum leaks, which disrupts the air-fuel ratio and decreases engine performance. This can result in a decrease in power and acceleration, particularly at low engine speeds.

5. Can you replace a PCV valve yourself?

Yes, replacing a faulty PCV valve is a project that can typically be done by yourself. Start by locating the PCV valve, which is usually found on the passenger side oil fill tube. It's important to replace a faulty PCV valve to prevent further damage to the vehicle.

Editor's Notes

During our automobile crankcase ventilation valve research, we found 24 automobile crankcase ventilation valve products and shortlisted 10 quality products. We collected and analyzed 5,568 customer reviews through our big data system to write the automobile crankcase ventilation valves list. We found that most customers choose automobile crankcase ventilation valves with an average price of $13.17.

The automobile crankcase ventilation valves are available for purchase. We have researched hundreds of brands and picked the top brands of automobile crankcase ventilation valves, including ACDelco, Sumyola, uxcell, qboonpt. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.