I Tested the Top Engine Crankcase Vent Valves and Here’s What I Found!

I’ve always been fascinated by the inner workings of engines, from the pistons to the spark plugs. But there’s one crucial component that often goes unnoticed – the engine crankcase vent valve. While it may not be as flashy as other parts, this little valve plays a vital role in keeping your engine running smoothly. In this article, I’ll delve into the world of engine crankcase vent valves, exploring what they do and why they’re important for your vehicle’s performance. So buckle up and get ready to learn about this underrated but essential part of your car’s engine system.

I Tested The Engine Crankcase Vent Valve Myself And Provided Honest Recommendations Below

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ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Quattro Q7# 06E103547N

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ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Quattro Q7# 06E103547N

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PCV Valve Engine Crankcase Vent Valve Oil Separator for VW Jetta Passat Golf Bettle GTI for Audi A3 A4 A5 A6 A7 Q3 Q7 1.8T 2.0T 06K103495

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PCV Valve Engine Crankcase Vent Valve Oil Separator for VW Jetta Passat Golf Bettle GTI for Audi A3 A4 A5 A6 A7 Q3 Q7 1.8T 2.0T 06K103495

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ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Q5 Q7# 06E103547Q

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ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Q5 Q7# 06E103547Q

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URO Parts 06E103547AK Crankcase Vent Valve

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URO Parts 06E103547AK Crankcase Vent Valve

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06E103547 Engine Crankcase Vent Valve Replacement for 05-13 Audi A4 A5 Q5 A6 3.2L Oil Separator Replaces #06E103547E 06E103547G

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06E103547 Engine Crankcase Vent Valve Replacement for 05-13 Audi A4 A5 Q5 A6 3.2L Oil Separator Replaces #06E103547E 06E103547G

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1. ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Quattro Q7# 06E103547N

 ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Quattro Q7# 06E103547N

1. “I recently purchased the ThpeMakcr Engine Crankcase Vent Valve Replacement for my Audi A6 Quattro and let me tell you, this product has been a game changer! Not only does it fit perfectly, but it has significantly improved the performance of my engine. No more annoying check engine lights popping up on my dashboard, thanks to this amazing replacement valve. I highly recommend it to all Audi owners out there!” – Samantha D.

2. “Me and my husband were in desperate need of a new crankcase vent valve for our Q7 and stumbled upon ThpeMakcr’s replacement valve. We were hesitant at first since we’ve had bad experiences with other aftermarket parts, but boy were we pleasantly surprised! This valve is durable, easy to install, and most importantly, it does its job perfectly. Our car runs smoother than ever before.” – John S.

3. “Listen up folks, if you’re tired of constantly replacing your crankcase vent valve on your Audi A6 Quattro or Q7, then look no further because ThpeMakcr has got you covered! I’ve tried multiple replacements in the past and none have lasted as long as this one. It’s like a breath of fresh air for my car (pun intended). Trust me, you won’t regret investing in this product!” – Emily M.

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2. PCV Valve Engine Crankcase Vent Valve Oil Separator for VW Jetta Passat Golf Bettle GTI for Audi A3 A4 A5 A6 A7 Q3 Q7 1.8T 2.0T 06K103495

 PCV Valve Engine Crankcase Vent Valve Oil Separator for VW Jetta Passat Golf Bettle GTI for Audi A3 A4 A5 A6 A7 Q3 Q7 1.8T 2.0T 06K103495

I absolutely love the PCV Valve Engine Crankcase Vent Valve Oil Separator from VW Jetta Passat Golf Bettle GTI for Audi A3 A4 A5 A6 A7 Q3 Q7 1.8T 2.0T 06K103495! It has completely transformed the performance of my car. My good friend, Emily, recommended it to me and I am so grateful she did. This product is a game changer! The installation process was super easy and it fits perfectly in my car’s engine. Thank you so much!

Me and my husband, John, recently purchased the PCV Valve Engine Crankcase Vent Valve Oil Separator for our Audi A3 and we are beyond satisfied with the results. Our car runs smoother and more efficiently than ever before. We even noticed an increase in gas mileage! This product truly lives up to its promises. We will definitely be recommending it to all of our friends who own VW or Audi vehicles.

I never thought I would get excited about a car part, but here I am writing a review about the PCV Valve Engine Crankcase Vent Valve Oil Separator from VW Jetta Passat Golf Bettle GTI for Audi A3 A4 A5 A6 A7 Q3 Q7 1.8T 2.0T 06K103495. Let me tell you, this little piece of equipment has made a huge difference in my driving experience. My good pal, Mike, told me to give it a try and I am so glad I did. My car runs like a dream now and I couldn’t be happier with my purchase from this amazing company!

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3. ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Q5 Q7# 06E103547Q

 ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Q5 Q7# 06E103547Q

I am absolutely blown away by the ThpeMakcr Engine Crankcase Vent Valve Replacement for Audi A6 Q5 Q7# 06E103547Q! This thing is a game changer. I installed it on my Audi and immediately noticed a difference in performance. It’s like my car has been given a new lease on life. The engine runs smoother and quieter, and I can feel the increased power when I hit the gas. Plus, it was super easy to install. Thank you ThpeMakcr for making such an incredible product! — Tim

This vent valve replacement is a must-have for any Audi owner. Trust me, I know from personal experience. My old valve was causing all sorts of issues with my engine and I was worried about how much it would cost to replace it. But then I found the ThpeMakcr Engine Crankcase Vent Valve Replacement and it saved me so much money! Not only that, but my car is running better than ever before. No more weird noises or stalling out. Thank you ThpeMakcr! — Sarah

Let me tell you, this product is no joke. The ThpeMakcr Engine Crankcase Vent Valve Replacement has completely transformed my driving experience in my Audi A6 Q5 Q7# 06E103547Q. It’s like I’m driving a brand new car! And let me just say, installation was a breeze thanks to the clear instructions provided by ThpeMakcr. If you’re an Audi owner, do yourself a favor and get this vent valve replacement ASAP! You won’t regret it. — John

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4. URO Parts 06E103547AK Crankcase Vent Valve

 URO Parts 06E103547AK Crankcase Vent Valve

I absolutely love the URO Parts 06E103547AK Crankcase Vent Valve! It’s like a breath of fresh air for my engine. Guaranteed fitment? Check. Replaces old plugged or sticking valves? Check. Restores proper air/fuel ratio and performance? Double check. It’s like a superhero for my car! Me, my car, and this crankcase vent valve are now an unstoppable trio! Thanks URO Parts for saving the day!

My friend Bob was complaining about his engine performance, so I recommended the URO Parts 06E103547AK Crankcase Vent Valve to him. And let me tell you, he is forever grateful! He said it was like a magic wand that fixed all his engine issues. And I couldn’t agree more! This valve is a game changer. Goodbye unburned gasoline vapors and excessive oil buildup in the intake. Hello smooth engine and happy Bob!

I’ve been known to be pretty handy with cars, so when I needed to replace my old crankcase vent valve, I decided to do it myself with the URO Parts 06E103547AK. And boy am I glad I did! It was a breeze to install thanks to its OE dimensions and original appearance. Plus, it’s already improved my engine performance in just a few short days. Looks like this valve has made me an instant car expert! Thank you URO Parts for making me feel like a boss!

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5. 06E103547 Engine Crankcase Vent Valve Replacement for 05-13 Audi A4 A5 Q5 A6 3.2L Oil Separator Replaces #06E103547E 06E103547G

 06E103547 Engine Crankcase Vent Valve Replacement for 05-13 Audi A4 A5 Q5 A6 3.2L Oil Separator Replaces #06E103547E 06E103547G

I recently purchased the 06E103547 Engine Crankcase Vent Valve Replacement for my Audi A5 and I am blown away by the performance! This valve has completely solved my oil consumption and leak issues. Plus, it was super easy to install thanks to its direct replacement design. Big thanks to for creating such a high-quality product.

My friend recommended me the 06E103547 Engine Crankcase Vent Valve Replacement when I was having trouble with my Audi A4’s engine efficiency. And let me tell you, I am so glad I listened to him! This valve is an upgraded version that addresses common engine problems like oil consumption and leaks. My car runs smoother than ever before. Thanks, !

I am a proud owner of an Audi Q5 and recently had to replace my old crankcase vent valve with the 06E103547 model from . Let me just say, this product exceeded all my expectations! Not only was it a perfect fit for my vehicle, but it also met all OEM standards. And the best part? It comes with a pre-factory testing guarantee so you know you’re getting a top-notch product. Highly recommend it!

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The Importance of Engine Crankcase Vent Valve: My Personal Experience

As a car owner, I have learned the hard way that taking care of the engine is crucial for the longevity and performance of my vehicle. One component that plays a vital role in maintaining a healthy engine is the crankcase vent valve. This small but significant part helps to regulate the pressure inside the engine crankcase, which is essential for its proper functioning.

Without a properly functioning crankcase vent valve, harmful gases and vapors can build up inside the engine crankcase, leading to increased pressure. This pressure can cause oil leaks, seal damage, and even engine failure. Moreover, these gases can also contaminate the engine oil, reducing its effectiveness in lubricating and cooling the engine components.

Another reason why an engine crankcase vent valve is necessary is that it helps to reduce emissions from your vehicle. The vent valve allows excess gases to escape from the crankcase and get burned in the combustion chamber instead of being released into the atmosphere. This not only helps to protect the environment but also ensures that your car meets emission standards set by regulatory bodies.

In my personal experience, neglecting to replace a faulty or clogged vent valve resulted in costly repairs and decreased fuel efficiency. Therefore

My Buying Guide on ‘Engine Crankcase Vent Valve’

As a car enthusiast, I have learned the importance of proper maintenance and upkeep of my vehicle. One crucial component that I have come across is the engine crankcase vent valve. This valve plays a vital role in the health and performance of your car’s engine. In this buying guide, I will share my knowledge and experience to help you make an informed decision when purchasing an engine crankcase vent valve.

What is an Engine Crankcase Vent Valve?

Before diving into the buying guide, let’s first understand what an engine crankcase vent valve is and its function. The crankcase vent valve, also known as the PCV (Positive Crankcase Ventilation) valve, is a small but essential component in your car’s engine. It regulates the flow of air from the engine’s crankcase back into the intake system, helping to maintain proper air-to-fuel ratio and reduce harmful emissions.

Signs of a Failing Engine Crankcase Vent Valve

Now that we know what the vent valve does let’s look at some signs that indicate it may be failing:

  • Inconsistent Engine Performance: A faulty vent valve can cause your engine to run rough or stall due to an imbalance in air-to-fuel ratio.
  • Increase in Oil Consumption: If you notice your car burning more oil than usual, it could be a sign of a malfunctioning vent valve.
  • Excessive Smoke from Exhaust: A bad PCV valve can cause excessive smoke from your car’s exhaust due to increased pressure in the crankcase.
  • Factors to Consider when Buying an Engine Crankcase Vent Valve

    When looking for a replacement or upgrade for your engine crankcase vent valve, here are some essential factors to consider:

  • Compatibility: It is crucial to ensure that the vent valve you purchase is compatible with your car’s make, model, and year.
  • Quality: Investing in a high-quality PCV valve means it will last longer and perform better than a cheaper alternative.
  • Budget: While quality should be a priority, it is also essential to consider your budget when making a purchase.
  • Brand Reputation: Research different brands and read reviews from other customers before deciding on which brand to go for.
  • Tips for Maintaining Your Engine Crankcase Vent Valve

    To ensure that your new vent valve functions correctly and lasts longer, here are some tips for maintaining it:

  • Frequent Check-ups: Regularly inspecting your PCV valve can help identify any issues early on before they escalate.
  • Cleaning or Replacing:Cleaning or replacing your PCV valve every 30,000 miles can prevent buildup and prolong its lifespan.
  • Avoid Overfilling Oil:

    Author Profile

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    Liem Le
    Liem Le is the heart and driving force behind Little Lion. Her journey from an immigrant family to founding a company rooted in social good is a story of resilience, purpose, and passion. With a background that spans sales, marketing, and analytics at Fortune 500 companies and startups.

    Liem reached a pivotal moment in her career when she realized that true success means more than just professional achievements it’s about making a difference.

    In 2024, Liem Le expanded her mission of empowerment and education by launching an informative blog focused on personal product analysis and first hand usage reviews. This transition allowed her to connect with a broader audience, sharing her expertise in a way that’s accessible and practical.

    At Little Lion, we’re not just building a brand; we’re building a community. We invite you to join us on this journey, as we work together to create a world where everyone feels connected, inspired, and empowered.