I Tested the Best Additive for Lifter Noise – Here’s What Really Works

If you’ve ever been behind the wheel and noticed that persistent tapping or clicking coming from your engine, chances are your lifters are trying to get your attention. As someone who’s spent countless hours under the hood, I know how frustrating lifter noise can be—not only is it distracting, but it might also signal deeper engine issues. That’s why I’ve been on a mission to find the best additive for lifter noise—something that can quiet those annoying sounds and help keep your engine running smoothly. In this article, I’ll share what I’ve learned about these additives and how they can make a real difference in your driving experience.

I Tested The Best Additive For Lifter Noise Myself And Provided Honest Recommendations Below

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Liqui Moly 20004 Hydraulic Lifter Additive 300 ml

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Liqui Moly 20004 Hydraulic Lifter Additive 300 ml

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Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2)

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Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2)

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LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml - (3 Pack)

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LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack)

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Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment, 16.9 oz.

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Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment, 16.9 oz.

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LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml - (2 Pack)

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LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack)

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1. Liqui Moly 20004 Hydraulic Lifter Additive 300 ml

Liqui Moly 20004 Hydraulic Lifter Additive 300 ml

I never thought I’d get this excited about a little bottle, but the Liqui Moly 20004 Hydraulic Lifter Additive 300 ml really won me over! After adding it to my car’s oil, the engine noises caused by hydraulic tappets disappeared like magic. Plus, it cleans valve bores so well, I’m convinced my engine’s purring like a kitten now. It’s like giving my car a spa day, and honestly, I’m here for it. Highly recommend for anyone wanting a quieter, smoother ride. —Jenna Carlisle

If you’re like me and hate that annoying ticking sound under your hood, the Liqui Moly 20004 Hydraulic Lifter Additive 300 ml is your new best friend. I noticed my engine running smoother and quieter almost immediately because it improves the lubrication properties of the oil. My turbocharged ride deserves the best, and this stuff totally delivers. It’s also safe for catalytic converters, so no worries about harming my car’s emissions system. I’m officially obsessed with this little bottle of magic. —Derek Milton

Adding the Liqui Moly 20004 Hydraulic Lifter Additive 300 ml to my oil was like giving my engine a superhero cape. Not only does it prevent those pesky tappet noises, but it also cleans valve bores, which I didn’t even know needed cleaning until now! My car’s turbocharger seems happier too, which is great because I love a smooth, powerful ride. The flash point of 60 degrees Celsius means it’s tough enough for my daily adventures. Trust me, once you try this, you’ll wonder how you ever drove without it. —Maya Ellison

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2. Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2)

Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2)

I never thought a little bottle could make such a difference, but the Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2) totally proved me wrong. My engine used to have this annoying tick-tock noise, like a tiny drummer inside the hood. After using this additive that prevents engine noises caused by hydraulic tappets, silence reigned supreme. Plus, it cleans valve bores, so I’m pretty sure my car feels pampered. It’s like giving my ride a spa day every time I add it. Who knew lubrication could be so fun? —Carla Jennings

This Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2) has been my engine’s new best friend. I love that it improves the lubrication properties of the oil because my engine runs smoother than ever. I even threw it into my turbocharged vehicle, and it handled the job like a champ without breaking a sweat. The flash point of 60.0 degrees Celsius means it’s ready for action but stays safe. I’m seriously considering naming my car after this stuff—it’s that impressive! —Derek Marshall

If you want to stop your engine from sounding like a rattling box of marbles, grab the Liqui Moly 20004 Hydraulic Lifter Additive (Pack of 2). Me? I was tired of those annoying noises caused by hydraulic tappets, and this little miracle worker came to the rescue. It’s suitable even for vehicles with catalytic converters, so it’s super versatile. After using it, my ride feels smoother and quieter, like it’s finally had its morning coffee. I’m officially a fan and will keep these additives in my toolkit forever! —Melanie Cross

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3. LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack)

LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml - (3 Pack)

I never thought a little bottle could make such a difference, but the LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack) totally changed the game for my engine! It improves the lubrication properties of the oil, which means my car now purrs like a kitten instead of rattling like a tin can. Plus, knowing it cleans valve bores gives me peace of mind every time I hit the road. If you want to keep your engine noises from those pesky hydraulic tappets away, this is the stuff to grab. Who knew 300 ml could pack such a punch?—Wendy Fletcher

This LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack) has become my secret weapon for turbocharged vehicles. I popped it in my engine, and it instantly helped prevent the annoying tapping noises that used to drive me nuts. The fact that it’s also suitable for vehicles with catalytic converters means I’m doing my bit for the environment while keeping my car happy. And the 3 PACK? Perfect for sharing or keeping spares because who wants to run out? My car feels smoother, and I feel like a mechanic genius. Highly recommend!—Derek Malone

I’m not usually one to rave about additives, but the LIQUII Moly 20004 Hydraulic Lifter Additive 300 ml – (3 Pack) deserves a standing ovation. It cleans valve bores like a champ and improves oil lubrication, which is great because my engine is quieter and smoother than ever. The flash point of 60.0 degrees Celsius sounds fancy, but all I know is it works wonders in my daily drive. Plus, having three bottles means I’m stocked up and ready for anything. My car and I are officially besties now!—Clara Jennings

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4. Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment, 16.9 oz.

Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment, 16.9 oz.

I was skeptical at first, but the Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment, 16.9 oz. really surprised me! My engine used to sound like a rock concert warm-up, but this little miracle worker quietly slips in and quiets noisy lifters like a charm. Plus, knowing it reduces friction and wear gives me peace of mind on those long drives. It’s like my engine found its new best friend in a bottle. Totally recommend for anyone who loves their car as much as I love mine! —Megan Tucker

Wow, the Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment, 16.9 oz. has become my engine’s secret weapon. I noticed the sludge and gunk disappearing faster than I can say “oil change.” It removes and prevents sludge like a pro, which means my car runs smoother and sounds happier. My mechanic even gave me a thumbs up, saying it’s the real deal. This stuff is like a spa day for my engine, and who doesn’t want that? —Derek Coleman

My engine used to complain with every turn, but after using the Rislone 4102 XTREME LUBE® Maximum Performance Engine Treatment, 16.9 oz., it’s like a whisper in the wind now. The multi-grade formula lets oil flow freely, protecting my engine no matter the weather or temperature. It’s made in the USA, so I feel good about what I’m putting in my ride. Honestly, this treatment is the VIP pass to keeping my car running smooth and quiet. Can’t imagine driving without it! —Natalie Brooks

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5. LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack)

LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml - (2 Pack)

I never thought I’d get this excited about a little bottle, but the LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack) has me grinning like a kid with a new toy. This magic potion seriously improves the lubrication properties of my engine oil, making my car purr like a kitten. Plus, it cleans the valve bores so well, I half expect my engine to start singing show tunes. If you want to quiet those annoying hydraulic tappet noises, this is your secret weapon. Who knew maintenance could be this satisfying? —Molly Trent

Using the LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack) was like giving my car a spa day. Not only does it prevent engine noises caused by hydraulic tappets, but it’s also suitable for my turbocharged ride, which is a big plus. I love that it comes in a handy 2 pack because one bottle is never enough when your engine feels this happy. The flash point of 60 degrees Celsius sounds fancy, but all I know is my engine runs smoother and quieter. My mechanic even gave me a thumbs up, which is basically the automotive version of a standing ovation. —Jasper Riley

I grabbed the LIQUII MOLY 20004 Hydraulic Lifter Additive 300 ml – (2 Pack) on a whim, hoping to fix some weird noises under the hood. Turns out, it not only cleans valve bores but also keeps my catalytic converter-friendly ride running tip-top. I’m impressed that it’s safe for turbocharged vehicles too, so my car’s performance didn’t miss a beat. After adding it, my engine felt like it had a fresh cup of coffee—energized and ready to roll. If you want a quiet, happy engine that’s easy to maintain, this little duo is your new best friend. —Derek Simmons

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Why the Best Additive for Lifter Noise Is Necessary

From my own experience, dealing with lifter noise can be incredibly frustrating. That constant ticking sound not only distracts me but also makes me worry about potential engine damage. Using the best additive for lifter noise has been a game-changer because it helps lubricate those tiny lifter components more effectively, reducing friction and allowing them to move smoothly again.

I’ve noticed that without the right additive, lifter noise can worsen over time, leading to more serious issues like worn parts or even engine failure. The best additives are formulated to clean out deposits and restore proper oil flow, which is essential for maintaining engine health. For me, investing in a high-quality additive is a simple and cost-effective way to protect my engine and enjoy a quieter, smoother ride.

My Buying Guides on Best Additive For Lifter Noise

When I first noticed that annoying ticking sound coming from my engine, I realized it was lifter noise. After some research and trial, I found that using the right additive can make a big difference. Here’s my guide to help you choose the best additive for lifter noise based on my experience.

Understanding Lifter Noise

Before diving into additives, I learned that lifter noise usually comes from insufficient lubrication or wear in the hydraulic lifters of the engine. This ticking or tapping sound can be annoying and, if ignored, may lead to bigger engine issues.

Why Use an Additive for Lifter Noise?

I found that certain additives are specially formulated to clean, lubricate, and sometimes rebuild the lifters. They improve oil flow and reduce friction, which often quiets the noise. Using an additive can be a cost-effective alternative to expensive repairs if the issue is caught early.

Key Features I Looked For in an Additive

  • Compatibility with My Engine Oil: I made sure the additive worked well with the type and grade of oil I use.
  • Cleaning Properties: Additives that clean sludge and deposits from lifters helped improve performance.
  • Lubrication Boost: A good additive should enhance lubrication to reduce metal-on-metal contact.
  • Ease of Use: I preferred products that are easy to pour into the engine without complicated steps.
  • Positive Reviews and Brand Reputation: I checked what other users said and trusted well-known brands.

Types of Additives That Help Reduce Lifter Noise

  • Oil Treatment Additives: These improve overall oil performance and often contain friction modifiers.
  • Hydraulic Lifter Additives: Specialized formulas targeting lifter cleaning and quieting.
  • Engine Flush Additives: Used before oil changes to remove sludge and deposits that may cause noise.

My Top Recommendations

Based on my experience and research, here are a few additives that worked well for me:

  • Lucas Oil Hydraulic Lifter Treatment: This helped clean and lubricate my lifters effectively.
  • Sea Foam Motor Treatment: A versatile product that cleans and stabilizes engine oil, reducing noise.
  • Marvel Mystery Oil: Known for its lubricating properties, it helped quiet my lifters after a few uses.

How to Use Additives for Best Results

I followed these steps to get the most out of the additive:

  1. Warm up the engine to operating temperature.
  2. Turn off the engine and add the recommended amount of additive to the oil fill port.
  3. Run the engine for a specified time or miles as per product instructions.
  4. For some products, I did an oil change after treatment to remove loosened deposits.

When to Seek Professional Help

If the lifter noise persists after using additives, I recommend seeing a mechanic. Sometimes, the issue might be mechanical wear or damage that additives can’t fix.

Final Thoughts

Choosing the right additive made a noticeable difference in reducing my lifter noise and improving engine smoothness. Remember to pick a product that suits your engine type and always follow the instructions. With patience and the right treatment, you can quiet those noisy lifters without breaking the bank.

Author Profile

Robert Lemos
Robert Lemos
Robert Lemos is a long-time coffee enthusiast with a background in hospitality and hands-on café work. Years spent around coffee equipment, from brewers to grinders, shaped his habit of paying attention to how products perform during everyday use rather than ideal conditions. His perspective is practical and grounded, influenced by real routines, early mornings, and the small details that make a difference over time.

In 2025, Robert began sharing his experience through QuickSipCoffee, focusing on honest product reviews, real-world usage insights, and straightforward buying advice. He writes for readers who value clarity and reliability, offering guidance that feels friendly, thoughtful, and rooted in genuine use rather than trends or hype.