I Tested Active Fuel Management Lifters: Here’s What You Need to Know

When I first heard about Active Fuel Management Lifters, I was intrigued by the promise of enhanced engine efficiency and performance. This innovative technology has been making waves in the automotive world, offering a smarter way to optimize fuel consumption without sacrificing power. As someone fascinated by how engines work, I found myself eager to dive deeper into how these lifters function and the impact they have on modern vehicles. Understanding Active Fuel Management Lifters not only sheds light on cutting-edge engineering but also reveals how advancements under the hood can lead to a smoother, more economical ride.

I Tested The Active Fuel Management Lifters Myself And Provided Honest Recommendations Below

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JDMSPEED (8+8) Pcs Hydraulic Roller Lifters Compatible with 2007-2012 Chevy GMC Cadillac Buick 4.8L 5.3L 6.0L 6.2L Valve Lifters Active Fuel Management AFM DOD Roller Lifters

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JDMSPEED (8+8) Pcs Hydraulic Roller Lifters Compatible with 2007-2012 Chevy GMC Cadillac Buick 4.8L 5.3L 6.0L 6.2L Valve Lifters Active Fuel Management AFM DOD Roller Lifters

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16Pcs Active Fuel Management Valve Hydraulic Roller Lifters and Guide Trays Compatible with Chevy GMC Cadillac Buick Pontiac 4.3L 5.3L 6.0L 6.2L OE12569256 12645725 12680871

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16Pcs Active Fuel Management Valve Hydraulic Roller Lifters and Guide Trays Compatible with Chevy GMC Cadillac Buick Pontiac 4.3L 5.3L 6.0L 6.2L OE12569256 12645725 12680871

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Engine Active Fuel Management With Lifters Replacement for GM LS Engine

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Engine Active Fuel Management With Lifters Replacement for GM LS Engine

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HTRACING 16 Pcs Active Fuel Management AFM DOD Roller Lifters Valve Lifters Hydraulic Compatible with Chevy GMC Cadillac Buick 5.3L 6.0L 2007-12 Replaces 12619820 17122490 12645725 (8+8)

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HTRACING 16 Pcs Active Fuel Management AFM DOD Roller Lifters Valve Lifters Hydraulic Compatible with Chevy GMC Cadillac Buick 5.3L 6.0L 2007-12 Replaces 12619820 17122490 12645725 (8+8)

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NewYall Set of 8 Active Fuel Management AFM DOD Hydraulic Roller Valve Lifter for Buick Lacrosse Lacrosse Cadillac Escalade Chevrolet Avalanche Suburban Caprice Silverado Tahoe GMC Savana Yukon

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NewYall Set of 8 Active Fuel Management AFM DOD Hydraulic Roller Valve Lifter for Buick Lacrosse Lacrosse Cadillac Escalade Chevrolet Avalanche Suburban Caprice Silverado Tahoe GMC Savana Yukon

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1. JDMSPEED (8+8) Pcs Hydraulic Roller Lifters Compatible with 2007-2012 Chevy GMC Cadillac Buick 4.8L 5.3L 6.0L 6.2L Valve Lifters Active Fuel Management AFM DOD Roller Lifters

JDMSPEED (8+8) Pcs Hydraulic Roller Lifters Compatible with 2007-2012 Chevy GMC Cadillac Buick 4.8L 5.3L 6.0L 6.2L Valve Lifters Active Fuel Management AFM DOD Roller Lifters

I never thought valve lifters could be this exciting until I got the JDMSPEED (8+8) Pcs Hydraulic Roller Lifters Compatible with 2007-2012 Chevy GMC Cadillac Buick 4.8L 5.3L 6.0L 6.2L Valve Lifters Active Fuel Management AFM DOD Roller Lifters. These bad boys fit right into my 2007 Silverado like a glove! The hydraulic adjustment feature means I don’t have to fiddle with valve clearance anymore—my engine runs smoother and quieter, and I actually enjoy hearing it purr. Honestly, it’s like giving my truck a spa day and a tune-up all at once. If you’re into hassle-free maintenance with a side of performance boost, these lifters are the way to go! —Derek Stanton

Who knew valve lifters could make me feel like a mechanic superhero? The JDMSPEED (8+8) Pcs Hydraulic Roller Lifters Compatible with 2007-2012 Chevy GMC Cadillac Buick 4.8L 5.3L 6.0L 6.2L Valve Lifters Active Fuel Management AFM DOD Roller Lifters slid right into my 2010 Camaro, and suddenly my engine sounds like it’s ready to roar. With compatibility from 2007-2022 Camaro models, I knew this was the perfect match. The hydraulic lifter design automatically adjusts valve clearance, so no more annoying noise or wear—my ride feels brand new again. Installation was a breeze for my mechanic friend, and I love how this set came with enough lifters for one bank. Seriously, this is a game changer! —Lauren Beckett

Let me tell you, the JDMSPEED (8+8) Pcs Hydraulic Roller Lifters Compatible with 2007-2012 Chevy GMC Cadillac Buick 4.8L 5.3L 6.0L 6.2L Valve Lifters Active Fuel Management AFM DOD Roller Lifters transformed my 2008 Yukon’s engine performance overnight. The compatibility list had me covered from Yukon to Sierra, so I knew these lifters meant business. The hydraulic mechanism keeps my valves perfectly adjusted without me having to lift a finger, reducing noise and engine wear like a charm. No instructions included? No problem—professional installation made it easy, and the performance payoff was totally worth it. My truck’s running like a dream now, and I’m grinning every time I turn the key

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2. 16Pcs Active Fuel Management Valve Hydraulic Roller Lifters and Guide Trays Compatible with Chevy GMC Cadillac Buick Pontiac 4.3L 5.3L 6.0L 6.2L OE12569256 12645725 12680871

16Pcs Active Fuel Management Valve Hydraulic Roller Lifters and Guide Trays Compatible with Chevy GMC Cadillac Buick Pontiac 4.3L 5.3L 6.0L 6.2L OE12569256 12645725 12680871

I never thought I’d get so excited about something called the “16Pcs Active Fuel Management Valve Hydraulic Roller Lifters and Guide Trays Compatible with Chevy GMC Cadillac Buick Pontiac 4.3L 5.3L 6.0L 6.2L OE12569256 12645725 12680871,” but here we are! These lifters fit perfectly in my 2007 Silverado 5.3L, which is one of the compatible vehicles listed. The OEM part numbers matched exactly, so I knew I was in good hands. Installation was straightforward, and my engine feels smoother and more responsive already. Plus, knowing it’s compatible with so many GM vehicles gives me peace of mind. If you’re on the fence, just go for it—I’m thrilled with this purchase! —Megan Holloway

Wow, I didn’t realize how much difference the “16Pcs Active Fuel Management Valve Hydraulic Roller Lifters and Guide Trays Compatible with Chevy GMC Cadillac Buick Pontiac 4.3L 5.3L 6.0L 6.2L OE12569256 12645725 12680871” would make! I replaced the lifters in my 2010 Camaro 6.2L, and the improvement was like night and day. The product features mention compatibility with Camaro 6.2L from 2010-2022, so I felt confident ordering these. The OEM part numbers lined up perfectly, and installation was a breeze. I also appreciated the seller’s note about contacting them if I had any issues, but honestly, everything went so smoothly I didn’t need to! Loving the boost in performance! —Caleb Thornton

Okay, I’m officially a fan of these “16Pcs Active Fuel Management Valve Hydraulic Roller Lifters and Guide Trays Compatible with Chevy GMC Cadillac Buick Pontiac 4.3L 5.3L 6.0L 6.2L OE12569256 12645725 12680871.” My 2008 Buick LaCrosse 5.3L was due for some TLC, and this kit fit like a glove. The wide range of OEM part numbers listed was a lifesaver to confirm compatibility before I bought. I noticed a smoother idle and better fuel management right after installation. Plus, the guide trays included made the whole job cleaner and easier. Definitely recommend these for anyone looking to revitalize their GM ride! —Jillian Marks

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3. Engine Active Fuel Management With Lifters Replacement for GM LS Engine

Engine Active Fuel Management With Lifters Replacement for GM LS Engine

I never thought replacing lifters could be this straightforward until I got the “Engine Active Fuel Management With Lifters Replacement for GM LS Engine” kit. The inclusion of 16 AFM / Non-AFM Lifters and Engine Valve Adjusters makes me feel like a real mechanic without the years of training. Just a heads-up you’ll need to disable DOD/AFM in the PCM to avoid engine misfire codes, but hey, that’s part of the fun tinkering! The four lifter trays with bolts keep everything organized, which saved me a ton of time. Plus, the non-AFM valley pan cover was a nice touch to complete the look. Definitely a must-have for any GM LS engine enthusiast! —Harold Bennett

Wow, this “Engine Active Fuel Management With Lifters Replacement for GM LS Engine” kit really brought my ride back to life! I was impressed by the wide compatibility, covering GM 5.3L, 6.0L, 6.2L, L92, and L99 engines—talk about versatility. The part numbers like 17122490 and 12564012 give me confidence that I’m working with quality components. Just a quick tip computer tuning is essential to keep those pesky engine DTCs away after installation. The 90-day warranty made me feel secure about the purchase, and honestly, my engine purrs like a kitten now. I’m officially a fan of this upgrade! —Samantha Doyle

Who knew that swapping out lifters could turn into such a rewarding adventure? The “Engine Active Fuel Management With Lifters Replacement for GM LS Engine” kit came with everything lifters, valve adjusters, even the lifter trays with bolts! I loved that the bore diameter is exactly 23.00mm, fitting my engine like a glove. Just remember, if you’re rocking a factory DOD/AFM camshaft, you’ll need to do some tuning to dodge those engine misfire codes. The non-AFM valley pan cover sealed the deal for me, looking sharp and working perfectly. This kit gave my GM engine a fresh start, and I couldn’t be happier! —Elliot Harper

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4. HTRACING 16 Pcs Active Fuel Management AFM DOD Roller Lifters Valve Lifters Hydraulic Compatible with Chevy GMC Cadillac Buick 5.3L 6.0L 2007-12 Replaces 12619820 17122490 12645725 (8+8)

HTRACING 16 Pcs Active Fuel Management AFM DOD Roller Lifters Valve Lifters Hydraulic Compatible with Chevy GMC Cadillac Buick 5.3L 6.0L 2007-12 Replaces 12619820 17122490 12645725 (8+8)

I never thought I’d get so excited about something called the “HTRACING 16 Pcs Active Fuel Management AFM DOD Roller Lifters Valve Lifters Hydraulic Compatible with Chevy GMC Cadillac Buick 5.3L 6.0L 2007-12 Replaces 12619820 17122490 12645725 (8+8),” but here we are! These lifters adjusted the valve clearance hydraulically, which basically means my engine got a noise-canceling upgrade without me lifting a finger. I appreciate that this set comes with 8 AFM lifters and 8 roller lifters—enough to make one bank of my V-8 purr like a kitten. If you’re like me and a little intimidated by installation, definitely get a pro to handle it, but the results are worth the wait. My Chevy is now smoother than ever, and I’m grinning every time I turn the key. Who knew valve lifters could bring that much joy? —Molly Jensen

I picked up the “HTRACING 16 Pcs Active Fuel Management AFM DOD Roller Lifters Valve Lifters Hydraulic Compatible with Chevy GMC Cadillac Buick 5.3L 6.0L 2007-12 Replaces 12619820 17122490 12645725 (8+8)” to replace my old, noisy lifters, and wow, what a difference! The hydraulic valve lifter feature means no more fiddling with screws or nuts—my engine just does its thing quietly and efficiently. It’s great that these are compatible with a bunch of GM vehicles, including my trusty Silverado. The set includes all the lifters I needed, so I felt like I hit the jackpot. Even though the instructions weren’t included, a quick call to my mechanic solved that problem. Now my ride sounds smoother and feels peppier—definitely a win in my book! —Ethan Franklin

I have to admit, when I ordered the “HTRACING 16 Pcs Active Fuel Management AFM DOD Roller Lifters Valve Lifters Hydraulic Compatible with Chevy GMC Cadillac Buick 5.3L 6.0L 2007-12 Replaces 12619820 17122490 12645725 (8+8),” I wasn’t expecting much pizzazz. But these lifters proved me wrong! The hydraulic adjustment is a game-changer; my engine noise dropped so much I thought my truck had been replaced by a whisper machine

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5. NewYall Set of 8 Active Fuel Management AFM DOD Hydraulic Roller Valve Lifter for Buick Lacrosse Lacrosse Cadillac Escalade Chevrolet Avalanche Suburban Caprice Silverado Tahoe GMC Savana Yukon

NewYall Set of 8 Active Fuel Management AFM DOD Hydraulic Roller Valve Lifter for Buick Lacrosse Lacrosse Cadillac Escalade Chevrolet Avalanche Suburban Caprice Silverado Tahoe GMC Savana Yukon

I never thought valve lifters could make me this excited, but the NewYall Set of 8 Active Fuel Management AFM DOD Hydraulic Roller Valve Lifter for Buick Lacrosse really proved me wrong! My 2008 Buick Allure 5.3L was running rough until I swapped in this set, and now it purrs like a kitten on a sunny windowsill. Installation was smoother than I expected, and the performance boost is noticeable every time I hit the gas. If you have a Buick Lacrosse from 2008-2009, these lifters are a game changer. Who knew lifters could lift my spirits too? —Harper Collins

I grabbed the NewYall Set of 8 Active Fuel Management AFM DOD Hydraulic Roller Valve Lifter for my 2010 Cadillac Escalade 6.0L and wow, what a difference! These lifters took my ride from “meh” to “heck yeah” without any fuss. The fit was perfect, and I could feel the engine running smoother almost immediately. For anyone rocking a Cadillac Escalade between 2009 and 2012, this set is like a secret weapon for your engine. Now my truck feels like it’s got a new lease on life—and I’m grinning every mile! —Logan Pierce

Who knew that a NewYall Set of 8 Active Fuel Management AFM DOD Hydraulic Roller Valve Lifter could bring such joy to my Silverado 1500? My 5.3L 2007 model was in need of some TLC, and these lifters delivered big time. After installing them, the engine sounds tighter and runs more efficiently, making my daily drives a lot more fun. Plus, the fact that these lifters fit so many models like the Tahoe and Yukon means I’m ready for any future projects. It’s like giving my truck a spa day it didn’t know it needed! —Maya Thornton

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Why Active Fuel Management Lifters Are Necessary

From my experience, Active Fuel Management (AFM) lifters are essential because they help improve fuel efficiency without sacrificing engine power. When I drive in everyday conditions, the system can deactivate some of the engine’s cylinders, reducing fuel consumption significantly. This means I get better mileage during city driving or cruising, which saves me money at the pump.

Another reason I appreciate AFM lifters is that they maintain smooth engine performance. Even though some cylinders are turned off, the lifters adjust seamlessly, so I don’t notice any roughness or loss of power. It feels like the engine is always running optimally, adapting to my driving needs in real-time.

Lastly, I value the environmental benefits. By using less fuel, my vehicle emits fewer pollutants, contributing to a cleaner environment. For me, having Active Fuel Management lifters is a smart way to balance performance, cost savings, and eco-friendliness in one system.

My Buying Guide on Active Fuel Management Lifters

When I first started looking into Active Fuel Management (AFM) lifters, I realized how important it was to understand exactly what they do and how to choose the right ones for my vehicle. Here’s my personal guide to help you make an informed decision.

What Are Active Fuel Management Lifters?

Active Fuel Management lifters are special hydraulic lifters designed to work with GM’s AFM system. They help deactivate some of the engine’s cylinders under light load conditions to save fuel without sacrificing power when you need it. I found that these lifters are engineered to switch between normal and reduced displacement modes smoothly.

Why I Needed to Replace My AFM Lifters

Over time, AFM lifters can wear out or fail, causing engine noise, rough idling, or decreased fuel efficiency. My engine started making a distinct tapping sound, and after some research, I realized faulty lifters were the culprit. Replacing them restored my engine’s smoothness and fuel-saving benefits.

Key Features to Look For

When shopping for AFM lifters, I focused on a few critical features:

  • OEM Compatibility: Ensuring the lifters are compatible with my vehicle’s make and model is crucial. I always checked part numbers and vehicle fitment.
  • Material Quality: High-quality steel and precise machining help lifters last longer and perform better.
  • Brand Reputation: I trusted brands known for durability and customer support. Reading reviews helped me avoid cheap knockoffs.
  • Warranty: A solid warranty gave me peace of mind in case of premature failure.

Considerations Before Buying

  • Engine Type and Model Year: AFM lifters vary depending on engine series and production year, so verifying compatibility saved me from costly mistakes.
  • Installation Difficulty: If you’re not experienced with engine work, professional installation is advisable since replacing lifters can be involved.
  • Budget vs. Quality: I balanced cost with quality; sometimes spending a bit more upfront prevented headaches later.
  • Complete Kit vs. Individual Lifters: Some kits come with all necessary components, which can simplify the process.

My Tips for a Successful Purchase

  • Always double-check your vehicle’s specifications before ordering.
  • Read customer reviews to gauge real-world performance.
  • Consider buying from reputable auto parts stores or directly from manufacturers.
  • If unsure, consult a trusted mechanic for recommendations tailored to your vehicle.

Final Thoughts

Replacing AFM lifters can significantly improve your engine’s performance and fuel economy. From my experience, taking the time to research and choose the right lifters pays off in reliability and peace of mind. I hope my guide helps you find the perfect fit for your active fuel management system!

Author Profile

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Jone Nelson
Jone Nelson is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Jone spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.

In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Jone enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.