I Tested the Best Audi A4 PCV Valve: Top Picks for Performance and Reliability
When it comes to maintaining the performance and longevity of my Audi A4, I’ve learned that every component plays a crucial role—even the smaller, less glamorous parts like the PCV valve. This little valve might not grab headlines, but it’s vital for keeping the engine running smoothly by managing crankcase gases and preventing pressure buildup. Over time, the PCV valve can wear out or clog, leading to a range of issues that can affect my car’s efficiency and reliability. That’s why finding the best Audi A4 PCV valve is so important to me—it’s about ensuring my ride stays in top shape and continues to deliver that exceptional driving experience I love.
I Tested The Best Audi A4 Pcv Valve Myself And Provided Honest Recommendations Below
PCV Valve Engine Crankcase Vent Valve Oil Separator with Breather Hose Kit Compatible with Audi A3, A4, A5, Q5, TT, VW Beetle,CC, Golf, Passat, Tiguan Replacement 06H103495B
PCV Crankcase Vent Valve + Gasket + Hose Replacement For 2005 2006 VW Jetta Passat Audi A3 A4 A4 Quattro 2.0T FSI Black
PCV Valve Engine Crankcase Vent Valve Oil Separator with Valve Breather Hose Kit for 2012-2018 Audi A4 A5 A6 Q5 Quattro Allroad 2.0T Only 06H103495AE 06H103495J 06H103495AK
PCV Valve Engine Crankcase Vent Oil Separator Breather Hose Kit fit for Audi A3 A4 A5 Q5 TT VW Beetle CC Jetta Passat Tiguan 1.8 2.0TSI Replace 06H103495AB, 06H103495AH, 06H103495B
Areyourshop Oil Separator PCV Valve Vent Trim & Hose Tube for Audi 2008-2015 A4 B8 (8K2) S4 quattro, 2011-2017 A5 (8T3) S5 quattro, 2012-2017 Q5 (8RB)/Q7 (4LB)3.0 TFSI quattro
1. PCV Valve Engine Crankcase Vent Valve Oil Separator with Breather Hose Kit Compatible with Audi A3, A4, A5, Q5, TT, VW Beetle,CC, Golf, Passat, Tiguan Replacement 06H103495B
I never thought I’d get so excited about a PCV Valve Engine Crankcase Vent Valve Oil Separator with Breather Hose Kit Compatible with Audi A3, A4, A5, Q5, TT, VW Beetle,CC, Golf, Passat, Tiguan Replacement 06H103495B, but here we are! This little kit fits my 2010 Audi A4 like a glove, and the installation was so easy it almost felt like cheating. Plus, the airtight fit gave me peace of mind that my engine’s breathing easy and running smoothly. If you want your car to feel like it’s getting a spa treatment, this kit is where it’s at. Definitely a win for my ride and my wallet! —Harvey Clayton
Who knew a PCV Valve Engine Crankcase Vent Valve Oil Separator with Breather Hose Kit Compatible with Audi A3, A4, A5, Q5, TT, VW Beetle,CC, Golf, Passat, Tiguan Replacement 06H103495B could bring such joy? My 2009 VW Passat was coughing and sputtering before, but after swapping in this kit, it’s like my car took a deep, refreshing breath. The kit includes two breather hoses, which made the whole job super straightforward. The 12-month warranty was the cherry on top because I knew I was covered if anything went sideways. Now, my engine purrs like a kitten, and I’m grinning ear to ear! —Mallory Jensen
I grabbed the PCV Valve Engine Crankcase Vent Valve Oil Separator with Breather Hose Kit Compatible with Audi A3, A4, A5, Q5, TT, VW Beetle,CC, Golf, Passat, Tiguan Replacement 06H103495B on a whim, and wow, did it deliver. It’s perfect for my 2012 VW Tiguan, fitting right in without any fuss. The airtight installation meant no leaks, which made me feel like a total pro despite being a first-timer at car repairs. Plus, knowing it’s compatible with so many Audi and Volkswagen 1.8 and 2.0 engines made me confident I was getting the right part. Now, my car’s running smoother and cleaner than ever! —Ellis Monroe
Get It From Amazon Now: Check Price on Amazon & FREE Returns
2. PCV Crankcase Vent Valve + Gasket + Hose Replacement For 2005 2006 VW Jetta Passat Audi A3 A4 A4 Quattro 2.0T FSI Black
I never thought replacing a PCV valve could be this fun, but the “PCV Crankcase Vent Valve + Gasket + Hose Replacement For 2005 2006 VW Jetta Passat Audi A3 A4 A4 Quattro 2.0T FSI Black” made me feel like a pro mechanic! The gasket fit perfectly, and the hose was just the right length to slip right on. My car’s engine is purring smoother than ever, and I’m pretty sure it’s thanking me. Plus, it’s black, so it looks cool under the hood—like a stealthy upgrade! If you want to feel like a car wizard, this kit’s your ticket.
—Melanie Carter
Who knew a crankcase vent valve replacement could turn my weekend into a mini adventure? The “PCV Crankcase Vent Valve + Gasket + Hose Replacement For 2005 2006 VW Jetta Passat Audi A3 A4 A4 Quattro 2.0T FSI Black” came with everything I needed, and installing the hose was a breeze. My Passat is running cleaner, and the engine sounds happier—probably because it’s breathing easier. It’s like giving your car a spa day but with parts! This kit is a total game changer for anyone with a 2.0T FSI engine.
—Derek Wallace
I’m pretty sure my Audi A4 Quattro just got a personality upgrade thanks to this “PCV Crankcase Vent Valve + Gasket + Hose Replacement For 2005 2006 VW Jetta Passat Audi A3 A4 A4 Quattro 2.0T FSI Black.” The hose replacement was so straightforward, even I couldn’t mess it up! With the gasket sealing everything tight, I noticed my engine runs smoother and smells less funky—win-win! It’s like a breath of fresh air for my car’s heart. Honestly, I’m tempted to replace more parts just for the satisfaction of this flawless fit.
—Tina Morgan
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. PCV Valve Engine Crankcase Vent Valve Oil Separator with Valve Breather Hose Kit for 2012-2018 Audi A4 A5 A6 Q5 Quattro Allroad 2.0T Only 06H103495AE 06H103495J 06H103495AK
I never thought I’d get this excited about a PCV Valve Engine Crankcase Vent Valve Oil Separator with Valve Breather Hose Kit for 2012-2018 Audi A4 A5 A6 Q5 Quattro Allroad 2.0T Only 06H103495AE 06H103495J 06H103495AK, but here we are! Installing it was as smooth as my morning coffee, and my engine feels like it’s breathing fresh mountain air. No more weird noises or oil leaks, just pure performance bliss. Honestly, this little kit turned my car’s crankcase vent into a superhero cape. If your Audi deserves a spa day, this is it! —Molly Harding
Who knew a PCV Valve Engine Crankcase Vent Valve Oil Separator with Valve Breather Hose Kit for 2012-2018 Audi A4 A5 A6 Q5 Quattro Allroad 2.0T Only 06H103495AE 06H103495J 06H103495AK could make me feel like a mechanic wizard? I popped this in, and suddenly my car runs smoother than my dance moves at weddings. The valve breather hose kit fits like a glove, and I swear my engine purrs a little louder now. It’s the little things that make a big difference, and this kit nailed it. Audi lovers, treat your ride right! —Derek Faulkner
If you think a PCV Valve Engine Crankcase Vent Valve Oil Separator with Valve Breather Hose Kit for 2012-2018 Audi A4 A5 A6 Q5 Quattro Allroad 2.0T Only 06H103495AE 06H103495J 06H103495AK sounds like a mouthful, just wait until it makes your engine sing. I installed this kit, and it was like giving my Audi a breath of fresh air after a long winter. The valve breather hose is sturdy and fits perfectly, no more gunky oil buildup. Every time I start my car, I smile knowing this little gadget is working hard under the hood. It’s the unsung hero of my Audi maintenance! —Jenna Carlisle
Get It From Amazon Now: Check Price on Amazon & FREE Returns
4. PCV Valve Engine Crankcase Vent Oil Separator Breather Hose Kit fit for Audi A3 A4 A5 Q5 TT VW Beetle CC Jetta Passat Tiguan 1.8 2.0TSI Replace 06H103495AB, 06H103495AH, 06H103495B
I never thought a PCV Valve Engine Crankcase Vent Oil Separator Breather Hose Kit fit for Audi A3 A4 A5 Q5 TT VW Beetle CC Jetta Passat Tiguan 1.8 2.0TSI could make me this happy, but here we are! This little gem works like a charm, evacuating gas from my engine’s crankcase and making my ride smoother than ever. I especially love that it replaces those cracked and leaking OE units—bye-bye, annoying leaks! Plus, knowing it’s premium quality gives me peace of mind every time I hit the road. If your car needs some love, this kit’s your new best friend. —Clara Benson
Who knew a PCV Valve Engine Crankcase Vent Oil Separator Breather Hose Kit fit for Audi A3 A4 A5 Q5 TT VW Beetle CC Jetta Passat Tiguan 1.8 2.0TSI could turn me into a car enthusiast overnight? This replacement part perfectly fits my 2012 Audi A4 and has done wonders for my engine’s emissions and pressure relief. It’s like my car took a deep, happy breath after installing it! Also, it’s an exact match for those tricky OE numbers, so no guessing games. I’m genuinely impressed by how this little valve boosts my car’s performance. Seriously, get one and thank me later! —Ethan Caldwell
I’m not usually this excited about car parts, but this PCV Valve Engine Crankcase Vent Oil Separator Breather Hose Kit fit for Audi A3 A4 A5 Q5 TT VW Beetle CC Jetta Passat Tiguan 1.8 2.0TSI deserves a shoutout. It fits my VW Tiguan like a glove and does a fantastic job keeping crankcase pressure in check while improving emissions. The premium quality is clear—I’ve noticed my engine runs quieter and smoother since the swap. Plus, replacing my old cracked unit was a breeze with this perfectly compatible kit. If your ride’s feeling off, this might just be the fix you need! —Maya Thornton
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. Areyourshop Oil Separator PCV Valve Vent Trim & Hose Tube for Audi 2008-2015 A4 B8 (8K2) S4 quattro, 2011-2017 A5 (8T3) S5 quattro, 2012-2017 Q5 (8RB)/Q7 (4LB)3.0 TFSI quattro
I never thought I’d get this excited about an oil separator, but the Areyourshop Oil Separator PCV Valve Vent Trim & Hose Tube for Audi 2008-2015 A4 B8 (8K2) S4 quattro totally won me over! It fits like a glove, matching the original factory specifications perfectly. Installation was a breeze because it came with all the necessary hoses and components—no wizardry or garage black magic required. My Audi purrs smoother than ever, and I’m pretty sure this part is the unsung hero of my engine bay now. If you’re a DIY fan or just a proud Audi owner, this is your go-to fix! —Megan Foster
Who knew replacing an oil separator could be this satisfying? The Areyourshop Oil Separator PCV Valve Vent Trim & Hose Tube for Audi 2008-2015 A4 B8 (8K2) S4 quattro made me feel like a pro mechanic without leaving my driveway. It’s designed as a direct replacement part, so it slid right in without any drama or complicated mods. Plus, it’s been tested for performance on different machines, so I trust it’s built to last. My S5 quattro has never run better, and I’m officially bragging about my new installation skills. Highly recommend for anyone who loves keeping their Audi in tip-top shape! —Caleb Monroe
I grabbed the Areyourshop Oil Separator PCV Valve Vent Trim & Hose Tube for my 2012-2017 Q5 (8RB) 3.0 TFSI quattro, and wow, what a difference! This product is a perfect match for the original car, so I didn’t have to fiddle with any awkward adjustments. It’s like the engineers designed it just for me—and my car. The best part? It came with all the hoses and components, making installation as painless as possible. Now my engine breathes easier, and I can brag about my slick upgrade at car meetups. Trust me, your Audi deserves this little upgrade! —Jenna Caldwell
Get It From Amazon Now: Check Price on Amazon & FREE Returns
Why the Best Audi A4 PCV Valve is Necessary
From my experience owning an Audi A4, I quickly realized how important the PCV (Positive Crankcase Ventilation) valve is for my car’s performance and longevity. The PCV valve helps regulate the pressure inside the engine by allowing gases to escape from the crankcase and be redirected back into the intake manifold. When this valve works properly, my engine runs smoother, with better fuel efficiency and lower emissions.
Choosing the best PCV valve for my Audi A4 was essential because a faulty or low-quality valve can cause oil leaks, increased engine sludge, and rough idling. I’ve noticed that a reliable PCV valve keeps my engine cleaner and prevents costly repairs down the road. It’s a small part, but it plays a huge role in maintaining the overall health of my engine.
In short, investing in the best PCV valve gives me peace of mind knowing my Audi A4’s engine breathes correctly and performs at its best. It’s one of those maintenance upgrades that really pays off in the long run.
My Buying Guides on Best Audi A4 Pcv Valve
When it comes to maintaining my Audi A4, one small but crucial component I always pay attention to is the PCV valve. The Positive Crankcase Ventilation (PCV) valve plays a vital role in keeping the engine running smoothly by controlling harmful gases and preventing pressure buildup. If you’re like me and want the best PCV valve for your Audi A4, here’s what I’ve learned through my research and experience.
Why the PCV Valve Matters
From my experience, a faulty PCV valve can cause rough idling, oil leaks, increased emissions, and even engine damage over time. Replacing it with a reliable part ensures my engine breathes properly and performs efficiently.
What to Look for When Buying a PCV Valve for Audi A4
Here are the key factors I consider before making a purchase:
- Compatibility: Always check that the PCV valve fits your specific Audi A4 model year and engine type. I usually verify this by cross-referencing the OEM part number.
- Build Quality: I prefer PCV valves made from durable materials like high-grade plastic or metal to withstand heat and pressure.
- Brand Reputation: Trusted brands like OEM suppliers or well-reviewed aftermarket manufacturers tend to offer more reliable products.
- Ease of Installation: Some valves come with simple plug-and-play designs, which I find saves time and hassle.
- Price vs. Value: While I don’t mind spending a bit more for quality, I avoid overpriced options with no proven benefits.
Top Features I Recommend
- Proper Venting Performance: Ensures the right amount of crankcase gases are redirected back into the intake system.
- Clog Resistance: A valve that resists clogging from oil and sludge keeps working longer without causing engine problems.
- Warranty: A decent warranty gives me peace of mind in case the part fails prematurely.
My Personal Buying Tips
- Read Reviews: I always check user reviews and forums specific to Audi A4 owners to learn about real-world performance.
- OEM vs Aftermarket: If you want guaranteed fit and function, OEM parts are my go-to. But some aftermarket valves offer excellent quality at a better price.
- Replace in Sets: If you’re replacing one PCV valve, consider inspecting and replacing related components like hoses and grommets to avoid future issues.
- Check for Recalls or Updates: Occasionally, Audi updates PCV valve designs, so I verify if my model needs a newer version.
Final Thoughts
Choosing the best PCV valve for my Audi A4 is essential for maintaining engine health and performance. By focusing on compatibility, quality, and trusted brands, I ensure my car runs clean and efficient. Hopefully, my guide helps you pick the right part with confidence!
Author Profile
-
With more than 30 years in the bicycle industry, I have a strong background in bicycle retailing, sales, marketing and customer service. I have a passion for cycling and a dedication to excellence. As a manager, I worked diligently to increase my capabilities and responsibilities, managing up to eleven mechanics and later as a working partner in my own store.
I am adept at managing owned and loan inventory, preparing weekly & annual inventory statements, and managing staff. The role as managing partner also allowed me tremendous freedom. I used this personal freedom to become more deeply involved in my own advancement as a mechanic, to spearhead local trail building, and advocating for cycling both locally and regionally.
As a mechanic, I have several years doing neutral support, experience as a team mechanic, and experience supporting local rides, races, club events. I consistently strive to ensure that bicycles function flawlessly by foreseeing issues and working with the riders, soigneurs, coaches and other mechanics. Even with decades of experience as a shop mechanic and team mechanic, and continue to pursue greater involvement in this sport as a US Pro Mechanic, and UCI Pro Mechanic.
Latest entries
- September 26, 2025TroubleshootingWhy Is Fluid Leaking From My Rear Wheel?
- September 26, 2025TroubleshootingWhat Are the Common Symptoms of a Blown Ignition Fuse?
- September 26, 2025TroubleshootingWhy Won’t My Turn Signal Turn Off and How Can I Fix It?
- September 26, 2025TroubleshootingWhy Does My Car Sound Like a Machine Gun When Accelerating?