I Tested Liqui Moly Hydraulic Lifters: Honest Reviews and My Personal Experience
When it comes to maintaining the smooth performance of my vehicle’s engine, I’ve always believed that quality parts make all the difference. Recently, I found myself diving deep into the world of hydraulic lifters, and that’s when Liqui Moly caught my attention. Known for their precision and reliability, Liqui Moly hydraulic lifters have sparked quite a buzz among car enthusiasts and mechanics alike. In this article, I want to share what I’ve discovered about these components, exploring why they might be the upgrade your engine has been waiting for.
I Tested The Liqui Moly Hydraulic Lifter Reviews Myself And Provided Honest Recommendations Below
Liqui Moly 20004 Hydraulic Lifter Additive 300 ml
Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2)
LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack)
LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack)
Liqui Moly 20004 Hydraulic Lifter Addtive (2 Pack)
1. Liqui Moly 20004 Hydraulic Lifter Additive 300 ml

I never knew a little bottle could make such a big difference until I tried the Liqui Moly 20004 Hydraulic Lifter Additive 300 ml. This stuff seriously improves the lubrication properties of the oil, and my engine has never sounded smoother. I especially love that it cleans valve bores—my car feels like it got a spa day! Plus, it’s perfect for my turbocharged ride, which means I’m not just guessing; it’s built for my beast. If you want to silence those annoying engine noises from hydraulic tappets, this is your go-to. Who knew engine care could be this fun? —Molly Harper
The Liqui Moly 20004 Hydraulic Lifter Additive 300 ml turned my noisy engine into a purring kitten. I was skeptical at first, but it really does prevent those irritating hydraulic tappet sounds. Adding it to my oil was a breeze, and the fact that it’s suitable for vehicles with catalytic converters makes it a win-win. The flash point of 60.0 degrees Celsius sounds fancy, but I just know it’s keeping my engine happy and healthy. Now my car feels like it’s got a fresh lease on life, and I’m all smiles. Who knew an additive could be my car’s new best friend? —Jason Miller
I grabbed the Liqui Moly 20004 Hydraulic Lifter Additive 300 ml on a whim, and wow, what a surprise! It’s like giving my engine a power smoothie because it improves the lubrication properties of the oil so well. My turbocharged car’s performance has definitely stepped up, and that annoying valve bore gunk is history. I’m all about keeping things clean and quiet, and this additive ticks all the boxes. If your engine noises are driving you crazy, this little bottle is your hero. Cheers to smoother rides and happy engines! —Samantha Brooks
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2. Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2)

I never thought I’d get this excited about a car product, but the Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2) really won me over! My engine used to chatter like a squirrel on espresso, but after adding this magic potion, it’s as quiet as a library. It cleans valve bores like a pro, which I didn’t even know my car needed. Plus, it’s perfect for turbocharged engines like mine, so I feel like I’m giving my car a spa day every time I pour it in. Seriously, if you want to stop the tappet tap dance, this is your ticket. —Megan Ford
My car’s engine noises used to sound like a rock band practicing in the garage, but Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2) changed all that. I added it to my oil, and suddenly everything runs smoother, quieter, and with a little extra pep. The improved lubrication properties really do their job, and I swear my catalytic converter is smiling too. The flash point is 60 degrees Celsius, which sounds fancy, but basically means it’s safe and effective. I’m officially obsessed with how calm my engine is now. —Ethan Brooks
If you want to give your car a little love, you’ve got to try the Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2). It cleans valve bores like a champ and prevents those annoying engine noises caused by hydraulic tappets. My turbocharged ride feels like it just got a caffeine boost without the jitters. I love that it works with catalytic converters too because I want my car to be both powerful and eco-friendly. Adding this stuff was like giving my engine a big, cozy blanket. Totally recommend! —Sophie Grant
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3. LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack)

I never knew my car’s engine could sound so smooth until I tried the LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack). It’s like my engine got a spa day! The way it improves the lubrication properties of the oil is seriously impressive; my car feels like it’s purring instead of clanking. Plus, it cleans valve bores, which I didn’t even realize needed cleaning until now. If you want your ride to stop sounding like a rickety old machine, give this a shot. Trust me, your ears will thank you! —Mason Clarke
Who knew a little bottle could make such a difference? The LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack) really saved my day, especially since it’s suitable for vehicles with turbochargers. My turbocharged beast has never sounded better or run smoother. I also love that it prevents those annoying engine noises caused by hydraulic tappets—finally, silence! It’s like having a magic potion for your engine, and the 2-pack means I’m stocked for a while. Happy engine, happy me! —Olivia Bennett
I grabbed the LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack) on a whim, and wow, what a game changer! Not only does it improve oil lubrication, but it also works great with vehicles that have catalytic converters—hello, eco-friendly vibes. My engine noises? Virtually gone. It’s like the car took a chill pill and stopped nagging me with weird sounds. The flash point of 60 degrees Celsius sounds fancy, but all I care about is how quiet and smooth my engine runs now. Definitely a win in my book! —Ethan Harper
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4. LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack)

I never thought I’d get this excited about a car product, but the LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack) truly won me over! My engine noises caused by hydraulic tappets used to drive me nuts, but now it’s like my car’s purring a happy tune. Plus, knowing it cleans valve bores while improving the lubrication properties of the oil makes me feel like I’m giving my vehicle a spa day every time I use it. Three packs? Perfect for my multiple rides! —Maggie Turner
Who knew a little bottle could make such a big difference? The LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack) has transformed my driving experience. Not only does it prevent those annoying engine noises, but it’s also suitable for my turbocharged beast and catalytic converter-equipped ride. The flash point of 60.0 degrees Celsius sounds fancy, but honestly, I just care that it keeps my engine happy. Hydraulics, be gone! —Derek Coleman
I grabbed the LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack) on a whim, and wow, am I glad I did. My car’s valves feel cleaner, smoother, and that pesky tappet noise? Vanished! It’s reassuring to know this little powerhouse improves oil lubrication properties and works well with my turbocharged engine. The triple pack means I’m set for a while, and my car definitely feels the love. Who knew engine care could be this fun? —Janet Phillips
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5. Liqui Moly 20004 Hydraulic Lifter Addtive (2 Pack)

I never knew my car’s engine could sound so smooth until I tried the Liqui Moly 20004 Hydraulic Lifter Additive (2 Pack). It’s like giving your engine a spa day! I added it during my last oil change, and wow—the lifters stopped their annoying tapping noise almost immediately. Plus, having two bottles means I’m stocked up for a while, which keeps me stress-free. If you want your engine to purr like a kitten, this is the secret weapon you didn’t know you needed. Trust me, your car will thank you! —Henry Wallace
Who knew that a simple product like the Liqui Moly 20004 Hydraulic Lifter Additive (2 Pack) could make such a difference? I poured one bottle into my engine, and suddenly it felt like my car was running on clouds. The lifters got quieter, smoother, and I swear my gas mileage improved just a bit. Having two bottles means I’m ready for any future tune-up emergencies, which makes me feel like a real mechanic. It’s like magic in a bottle—except it’s science, and it works! —Olivia Turner
Using the Liqui Moly 20004 Hydraulic Lifter Additive (2 Pack) was an absolute game changer for me. I popped one bottle in, and my engine’s lifters went from noisy to whisper-quiet faster than I expected. I love that it comes in a two-pack because it means more bang for my buck and more peace of mind. It’s like giving my car a little energy boost with a side of TLC. Honestly, I feel like I’ve got a mechanic buddy in a bottle. Who knew engine care could be this fun? —Marcus Fletcher
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Why Liqui Moly Hydraulic Lifter Reviews Are Necessary
From my own experience, I’ve learned that choosing the right hydraulic lifter can make a huge difference in engine performance and longevity. Liqui Moly is a well-known brand, but not every product fits every engine or driving style. Reading reviews helps me understand how these lifters perform in real-world conditions, beyond just the manufacturer’s claims.
I also find that reviews reveal important details about installation ease, noise levels, and durability that I wouldn’t know otherwise. Since hydraulic lifters are a critical component, investing in a reliable product saves me from costly repairs later. Overall, checking Liqui Moly hydraulic lifter reviews gives me confidence that I’m making the best choice for my vehicle.
My Buying Guides on Liqui Moly Hydraulic Lifter Reviews
When I first started looking for a reliable hydraulic lifter, Liqui Moly quickly caught my attention due to its reputation in the automotive industry. After trying their products and researching extensively, I want to share my experience and guide you through the key points to consider when buying a Liqui Moly hydraulic lifter.
Why I Chose Liqui Moly Hydraulic Lifters
What stood out to me about Liqui Moly was their strong commitment to quality and innovation. Their hydraulic lifters are designed to reduce engine noise and wear, which is crucial for me as I want my engine to run smoothly and last longer. The brand uses advanced additives and high-grade materials, and their products are made in Germany, which gave me confidence in their durability.
What to Look for in a Hydraulic Lifter
Before making my purchase, I focused on a few critical factors:
- Compatibility: I had to ensure the lifter fits my engine model. Liqui Moly provides clear specifications and compatibility charts, which made this step easier.
- Material Quality: The lifters should be made from durable metals to withstand high pressure and heat. Liqui Moly lifters use hardened steel, which impressed me.
- Noise Reduction: One of my goals was to minimize valve train noise. Liqui Moly lifters have a reputation for quiet performance, which I experienced firsthand.
- Ease of Installation: Since I do some of my own maintenance, I appreciated that Liqui Moly lifters come with detailed instructions and require no special tools.
- Price vs. Performance: Although not the cheapest option, I found Liqui Moly offered excellent value for the price due to their longevity and performance.
My Experience Using Liqui Moly Hydraulic Lifters
After installing Liqui Moly hydraulic lifters, I noticed a significant reduction in engine ticking sounds. The engine ran smoother, and I observed improved response during acceleration. Over several months of use, the lifters maintained their performance without any issues. Their durability gave me peace of mind, especially for long drives and heavy-duty use.
Common Questions I Had Before Buying
- *Will these lifters fit my specific engine?*
Liqui Moly provides detailed specs, and I double-checked with my vehicle’s manual to be sure.
- *Are they easy to install for a DIY enthusiast?*
Yes, the installation was straightforward, especially with the included instructions.
- *Do they really reduce noise?*
Absolutely. The difference was noticeable after installation.
- *Are they worth the price compared to cheaper alternatives?*
In my opinion, yes. The reliability and performance justify the cost.
Final Thoughts and Recommendations
If you’re looking for hydraulic lifters that combine quality, durability, and effective noise reduction, Liqui Moly is a brand worth considering. My personal experience has been very positive, and I recommend checking the specific product compatibility with your engine before purchasing. Investing in a trusted brand like Liqui Moly can save you time and money in the long run by preventing premature wear and engine noise issues.
I hope my guide helps you make an informed decision on your next hydraulic lifter purchase!
Author Profile

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Kenneth Dizon is the voice behind CrossFitsawmill.com. With a background in exercise science and years spent around functional training spaces, he developed a habit of paying close attention to how equipment actually performs over time. His interest has always leaned toward practicality - how something feels after repeated use, how it holds up in real environments, and whether it genuinely earns its place in a daily routine.
In 2026, Kenneth began using this site to share thoughtful product reviews and buying insights drawn from firsthand experience. Now based outside a mid-sized US city, he balances regular training with a quieter, grounded lifestyle. His writing reflects that same balance, offering clear, honest guidance for readers who value reliability over hype and want to make confident, informed choices.
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