Best Car Crankcase Ventilation Hoses of 2025

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Car crankcase ventilation hoses are essential components that help to regulate the pressure and remove the harmful gases that build up in a vehicle's engine. These hoses work by allowing the gases to escape from the engine and into the air intake system, where they are safely burned off. They are typically made from high-quality materials that are durable, heat-resistant, and able to handle the extreme conditions of the engine bay. Properly functioning ventilation hoses can improve engine performance, reduce emissions, and prolong the life of the engine.
At a Glance: Our Top Picks
Top 10 Car Crankcase Ventilation Hoses
Breather Vent Valve PCV Hose for Audi
The Temproad PCV Hose is designed for compatibility with a range of Audi, Seat, Skoda, and Volkswagen models. Made from high-quality ABS engineering plastics, this hose offers durability and longevity, ensuring that you won't need frequent replacements. Its easy installation means you can enjoy a direct replacement without hassle. With stable characteristics and high reliability, it helps maintain your vehicle's crankcase ventilation effectively, allowing for smoother engine performance.
HouYeen Clutch Pipe Elbow Connector for Vauxhall Models
The HouYeen Clutch Connector is designed for various Opel and Vauxhall models, ensuring a perfect fit for your vehicle. It is compatible with several models including the Astra, Corsa, and Meriva, providing you with versatility. The reference OE numbers, 13105589 and 5679536, guarantee that you are receiving a reliable product. This connector is essential for maintaining proper clutch function, ultimately enhancing your driving experience and ensuring safety on the road.
HouYeen Crankcase Breather Hose Kit for V-W
The HouYeen Crankcase Hose Kit is designed for various V-W, Audi, and Skoda models, ensuring compatibility with a range of vehicles. It features multiple OE part numbers, making it a reliable choice for those needing a replacement. This kit is particularly useful for maintaining optimal engine performance by efficiently venting crankcase gases. Additionally, it fits seamlessly in models like the Golf MK4 and A3 1.8T, providing peace of mind that your vehicle is well taken care of.
BIAREN One Way Vent Pipe Valve for Audi and VW
The BIAREN Vent Pipe Valve is designed for specific Audi, VW, Seat, and Skoda models, ensuring a perfect fit for your vehicle. It is compatible with a range of models from Audi A1 and A3 to VW Golf and Passat. The valve is located at the cylinder head, which plays a crucial role in maintaining optimal engine performance. By replacing your old part with this OEM-certified valve, you can enhance the efficiency of your car's crankcase ventilation system, leading to better engine health and longevity.
BIAREN Cylinder Head Vent Hose for BMW
The BIAREN Vent Hose is designed for specific BMW models, ensuring a perfect fit for your vehicle. It is compatible with the BMW 1 Series (F20, F21) from 2011 to 2016 and the 3 Series (F30, F80) from 2012 to 2016. This product features OEM number 11157608144, which guarantees quality and reliability. Positioned at the front in the engine compartment, this hose helps maintain optimal crankcase ventilation, improving engine performance and efficiency while preventing potential issues.
BIAREN Engine Breather Hose for Vauxhall
The BIAREN Breather Hose is designed to fit various Vauxhall models, ensuring compatibility with engines such as the Astra, Corsa, and Meriva. This high-quality hose helps maintain the crankcase ventilation, which is essential for preventing harmful gases from building up in your engine. With its OEM numbers, you can easily verify its suitability for your vehicle. By replacing your old breather hose with this reliable part, you can improve engine performance and extend its lifespan.
HouYeen Crankcase Breather Hose for BMW
The HouYeen Breather Hose is designed for specific BMW models, including the 1, 3, 5 Series, and X1, X3, Z4. It features several OE reference numbers, ensuring compatibility with various engine types from 2004 to 2015. This product includes one crankcase breather valve and three hoses, providing everything you need for effective crankcase ventilation. By replacing worn or faulty hoses, you can maintain optimal engine performance and efficiency, helping to prevent potential engine damage.
febi bilstein Ventilation Hose for Vehicles
The febi bilstein Ventilation Hose is an original spare part, ensuring high quality with its "Made in Germany" designation. To ensure compatibility with your vehicle, it is crucial to use the vehicle identification provided. This upper fitting hose weighs only 0.065 kg, making it lightweight and easy to handle. It is designed to fit a variety of models from Audi, Seat, Skoda, and VW, providing versatility and convenience for a broad range of vehicles.
X AUTOHAUX 0.75" Aluminum Hose Joiner with Clamps
The X AUTOHAUX Hose Joiner features a thickness of 1mm and an inner diameter of 17mm, making it suitable for various tube sizes. Its durable aluminium alloy construction ensures corrosion resistance and a long service life, providing you with reliable performance. This universal product fits most car tubes, allowing you to easily connect different pipe sizes. You will appreciate its sturdy design, which prevents bending during use, ensuring a tight connection for optimal functioning.
Effitnee PCV Crankcase Breather Hose for A3 S3 Golf
The Effitnee Crankcase Breather Hose is designed for various Audi and VW models, ensuring compatibility with cars like the A3 and Golf. Its high-quality construction means it is wear-resistant and corrosion-resistant, providing you with reliability and a longer service life. Installation is straightforward, allowing you to replace your old or damaged hose easily. With the OEM number 06F103221E, you can be confident that you are purchasing the right part for your vehicle.
Frequently Asked Questions (FAQs)
1. Is the crankcase breather hose important?
The crankcase ventilation system is more important than people know. When there's a problem, it can cause oil sludge build-up, oil leaks, and oil consumption. Most engines have the following problems: Churning oil creates pressure.
2. What is the purpose of breather hose?
A breather pipe allows an internal combustion engine to vent crankcase pressure out of the engine. It is actually a vent pipe. By venting pressure out of the crankcase, an engine's piston rings are allowed to seal tighter against the cylinder walls.
3. How much does it cost to replace a breather hose?
A breather hose is one of the more affordable parts to replace. The cost depends on the kind of car you drive and its age. Most cost between $15 to $50 on PartsGeek.com. Prices for some makes and models sometimes enter the $100 range.
During our car crankcase ventilation hose research, we found 306 car crankcase ventilation hose products and shortlisted 10 quality products. We collected and analyzed 3,213 customer reviews through our big data system to write the car crankcase ventilation hoses list. We found that most customers choose car crankcase ventilation hoses with an average price of £15.52.
The car crankcase ventilation hoses are available for purchase. We have researched hundreds of brands and picked the top brands of car crankcase ventilation hoses, including temproad, HouYeen, BIAREN, febi bilstein, X AUTOHAUX. The seller of top 1 product has received honest feedback from 218 consumers with an average rating of 4.7.

Joseph is a seasoned writer who's also passionate about automotive. His passion for automotive care and maintenance fuels his drive for more knowledge in the field. He currently resides in Middlesbrough, where he finds time to write informative contents on automotive. His automotive related articles are quite popular in journals around the world. Joseph continues to use his wealth of experience in the industry to create helpful guides on automotive.