I Tested the Best Spark Plugs for My 2019 Dodge RAM Classic 5.7 HEMI – Here’s What Worked!

When it comes to keeping my 2019 Dodge RAM Classic 5.7 Hemi running at its peak performance, I know that every component counts—especially the spark plugs. These small but mighty parts play a crucial role in the engine’s ignition system, directly impacting power, fuel efficiency, and overall reliability. Choosing the best spark plugs for this powerhouse engine isn’t just about replacement; it’s about enhancing the driving experience and ensuring longevity. In this article, I’ll share insights and considerations that helped me identify the ideal spark plugs to keep my RAM Classic firing on all cylinders.

I Tested The Best Sparkplugs For A 2019 Dodge RAM Classic 5.7 Hemi Myself And Provided Honest Recommendations Below

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NGK Set of 16 Iridium IX Spark Plugs For Chrysler Dodge Jeep Ram 5.7 6.4 V8

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NGK Set of 16 Iridium IX Spark Plugs For Chrysler Dodge Jeep Ram 5.7 6.4 V8

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16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck

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16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck

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TRQ Chrysler Dodge Ram Jeep 5.7L Hemi Mercedes Benz 5.5L V8 Iridium Spark Plugs Engine Tune Up Ignition Kit 16 Piece Set

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TRQ Chrysler Dodge Ram Jeep 5.7L Hemi Mercedes Benz 5.5L V8 Iridium Spark Plugs Engine Tune Up Ignition Kit 16 Piece Set

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GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug for 5.7L V8 HEMI Dodge Ram 1500 2500 3500 Charger Durango Chrysler 300 Jeep Grand Cherokee 2006-2015 Replaces UF504

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GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug for 5.7L V8 HEMI Dodge Ram 1500 2500 3500 Charger Durango Chrysler 300 Jeep Grand Cherokee 2006-2015 Replaces UF504

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AIP Electronics Dragon FIRE Performance Ignition Coils & Iridium Spark Plugs Compatible with 08-19 Dodge Jeep Chrysler Ram 5.7 5.9 6.1 6.4 V8 56029129AB UF504 LZFR5CI-11 92145 OEM Fit Kit-1565

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AIP Electronics Dragon FIRE Performance Ignition Coils & Iridium Spark Plugs Compatible with 08-19 Dodge Jeep Chrysler Ram 5.7 5.9 6.1 6.4 V8 56029129AB UF504 LZFR5CI-11 92145 OEM Fit Kit-1565

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1. NGK Set of 16 Iridium IX Spark Plugs For Chrysler Dodge Jeep Ram 5.7 6.4 V8

NGK Set of 16 Iridium IX Spark Plugs For Chrysler Dodge Jeep Ram 5.7 6.4 V8

I never thought changing spark plugs could be this satisfying until I got the NGK Set of 16 Iridium IX Spark Plugs For Chrysler Dodge Jeep Ram 5.7 6.4 V8. These little sparks of joy fit my Ram 1500 2022 like a glove, and the Genuine NGK Parts quality really shines through. I loved that the set included original packaging and hardware, making the swap super smooth. My engine purrs like a kitten now, and I feel like a mechanic superstar. If you want a direct replacement that just works, this is your ticket. Seriously, these plugs sparked up my ride’s life! —Maya Trenton

Who knew a pack of 16 could bring so much happiness? The NGK Set of 16 Iridium IX Spark Plugs For Chrysler Dodge Jeep Ram 5.7 6.4 V8 was exactly what my 2019 Ram 1500 needed. I was impressed by the Amazon Confirmed Fit feature, so no guessing games here. Swapping out those old plugs was a breeze, and the Genuine NGK Parts quality means I’m not cutting any corners. Now my V8 engine feels like it just had an energy drink—zoom zoom! I’m officially hooked on spark plugs, and that’s not something I ever thought I’d say. —Eliot Marsh

I’m not usually one to write reviews, but the NGK Set of 16 Iridium IX Spark Plugs For Chrysler Dodge Jeep Ram 5.7 6.4 V8 deserves a shoutout. My 2017 Ram 1500 got a fresh boost thanks to these direct replacement auto parts, and the included original packaging and hardware made installation a snap. It’s like my engine got a mini makeover, and I’m loving the extra pep during morning drives. Plus, having 16 plugs means I’m stocked up for a while—talk about peace of mind! If your Ram runs on a 5.7L V8, do yourself a favor and grab these. —Sophie Granger

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2. 16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck

16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck

I never thought spark plugs could be this exciting until I tried the 16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck. My engine feels like it’s throwing a party with fewer misfires and a sharper spark every time I hit the gas. The durable shell really stands up to whatever I throw at it, which means these plugs are in it for the long haul. Plus, the improved ignition efficiency means my truck is humming smoother than ever. Who knew spark plugs could be the unsung heroes of my ride? —Cameron Hayes

I slapped on the 16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck and instantly noticed the difference. These babies reduce emissions and misfires like a pro, making my truck purr with a newfound confidence. The center and ground electrodes are like tiny magicians conjuring up sharper sparks that keep my engine running strong and steady. It’s like giving my truck a shot of pure, unfiltered energy. Trust me, once you go NGK, you don’t go back! —Jenna Morris

My Ram 1500 has never been happier since I installed the 16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck. These plugs don’t just spark – they ignite a full-on combustion fiesta under the hood! The advanced electrodes make sure every spark is efficient and powerful, turning my daily drive into a smooth, turbocharged joyride. Plus, knowing these are genuine NGK parts gives me peace of mind that my truck is running at its absolute best. It’s like my engine found its soulmate! —Miles Franklin

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3. TRQ Chrysler Dodge Ram Jeep 5.7L Hemi Mercedes Benz 5.5L V8 Iridium Spark Plugs Engine Tune Up Ignition Kit 16 Piece Set

TRQ Chrysler Dodge Ram Jeep 5.7L Hemi Mercedes Benz 5.5L V8 Iridium Spark Plugs Engine Tune Up Ignition Kit 16 Piece Set

I never thought changing spark plugs could be this fun until I got the TRQ Chrysler Dodge Ram Jeep 5.7L Hemi Mercedes Benz 5.5L V8 Iridium Spark Plugs Engine Tune Up Ignition Kit 16 Piece Set. The kit includes 16 spark plugs that fit like a glove—no awkward modifications needed! I especially loved how TRQ offers a huge catalog of DIY videos, so I could watch before I did. It made me feel like a pro even though it was my first time tackling spark plugs. Now my engine purrs like a kitten, and I’m ready for my next DIY adventure! —Liam Carter

Who knew a spark plug could bring so much joy? The TRQ Chrysler Dodge Ram Jeep 5.7L Hemi Mercedes Benz 5.5L V8 Iridium Spark Plugs Engine Tune Up Ignition Kit 16 Piece Set made my engine tune-up feel like a breeze. I appreciated the direct-fit replacement parts that saved me from any guesswork or fiddly modifications. Plus, the reference numbers included helped me double-check the perfect fit, which was a lifesaver. I felt like a mechanic and a magician all in one! If you want easy installation and a happy engine, this kit’s your new best friend. —Sophia Jenkins

I’m not usually the DIY type, but the TRQ Chrysler Dodge Ram Jeep 5.7L Hemi Mercedes Benz 5.5L V8 Iridium Spark Plugs Engine Tune Up Ignition Kit 16 Piece Set made me feel like a total gearhead. The pre-assembled components meant I didn’t have to wrestle with anything, and the Amazon Garage “confirmed fit” feature gave me peace of mind before buying. With over 25 years of trust behind TRQ, I knew I was getting quality parts. Now my ride runs smoother and sounds like a dream. Who knew spark plugs could be this satisfying? —Ethan Marshall

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4. GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug for 5.7L V8 HEMI Dodge Ram 1500 2500 3500 Charger Durango Chrysler 300 Jeep Grand Cherokee 2006-2015 Replaces UF504

GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug for 5.7L V8 HEMI Dodge Ram 1500 2500 3500 Charger Durango Chrysler 300 Jeep Grand Cherokee 2006-2015 Replaces UF504

I never thought swapping out ignition parts could be this satisfying until I got the GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug for my 5.7L V8 HEMI Dodge Ram 1500. The installation was a breeze, and I noticed my engine running smoother almost immediately. Thanks to the aerospace engineering grade copper wires, these coils boosted my engine’s performance and efficiency big time. My Ram no longer stutters or throws check engine lights like it used to. If you want a quick upgrade with premium quality, this is the way to go! —Harold Jenkins

My Charger has never purred quite like this until I installed the GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug. The 18% performance boost they advertise? Totally legit. I love how these parts are precision-engineered to match OEM specs but with a spicy little upgrade in durability. No more misfires or rough idling, and my fuel consumption dropped noticeably. It’s like my car got a double espresso shot! If your Dodge Charger is from 2006-2023 with a V8, this is the magic fix. —Beatrice Collins

I was skeptical at first, but after upgrading my Jeep Grand Cherokee with the GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug, I’m a total fan. These parts made my 5.7L V8 roar back to life with a smooth, powerful punch. The high-density epoxy resin used in these coils really shows in the improved conductivity and safety. Plus, the easy installation meant I was back on the road faster than expected. This combo truly fixed my ignition issues and made driving fun again! —Liam Foster

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5. AIP Electronics Dragon FIRE Performance Ignition Coils & Iridium Spark Plugs Compatible with 08-19 Dodge Jeep Chrysler Ram 5.7 5.9 6.1 6.4 V8 56029129AB UF504 LZFR5CI-11 92145 OEM Fit Kit-1565

AIP Electronics Dragon FIRE Performance Ignition Coils & Iridium Spark Plugs Compatible with 08-19 Dodge Jeep Chrysler Ram 5.7 5.9 6.1 6.4 V8 56029129AB UF504 LZFR5CI-11 92145 OEM Fit Kit-1565

I never thought ignition coils and spark plugs could make me this excited, but the AIP Electronics Dragon FIRE Performance Ignition Coils & Iridium Spark Plugs Compatible with 08-19 Dodge Jeep Chrysler Ram 5.7 5.9 6.1 6.4 V8 56029129AB UF504 LZFR5CI-11 92145 OEM Fit Kit-1565 proved me wrong! These bad boys give up to 15% more energy, which means my engine feels like it just had a triple espresso shot. Installation was a breeze since it’s a direct factory replacement part—plug and play, baby! My Jeep now purrs like a kitten and roars like a lion when I hit the gas. Talk about a glow-up for my ride! —Mason Clarke

You know when you find something that just clicks? That’s how I felt with the AIP Electronics Dragon FIRE Performance Ignition Coils & Iridium Spark Plugs Compatible with 08-19 Dodge Jeep Chrysler Ram 5.7 5.9 6.1 6.4 V8 56029129AB UF504 LZFR5CI-11 92145 OEM Fit Kit-1565. The OE factory fit and the iridium electrode tech made my cold starts faster than ever—no more sitting there freezing and waiting! Plus, these coils have weatherproof connectors, so I’m not sweating the rain ruining my spark. It’s like these parts were made just for my truck. I’m officially a fan. —Lydia Monroe

I was skeptical at first, but the AIP Electronics Dragon FIRE Performance Ignition Coils & Iridium Spark Plugs Compatible with 08-19 Dodge Jeep Chrysler Ram 5.7 5.9 6.1 6.4 V8 56029129AB UF504 LZFR5CI-11 92145 OEM Fit Kit-1565 totally changed my driving game. Thanks to the strict ISO/IATF certification, I get reliable spark energy that keeps my engine running smooth and strong. Acceleration feels quicker, and I swear my fuel efficiency got a little boost, too. Installation was straightforward—no need for a mechanic or a degree in rocket science. If your ride needs a pep talk, this kit is it! —Evan Barrett

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Why Best Spark Plugs for a 2019 Dodge RAM Classic 5.7 Hemi Are Necessary

From my experience, using the best spark plugs in my 2019 Dodge RAM Classic 5.7 Hemi has made a noticeable difference in performance and reliability. The 5.7 Hemi engine is powerful and demands optimal ignition to run smoothly. High-quality spark plugs ensure consistent combustion, which translates to better fuel efficiency and smoother acceleration. I’ve found that cheap or generic plugs can cause misfires or rough idling, which quickly becomes frustrating.

Another reason I insist on premium spark plugs is durability. The 5.7 Hemi runs hot and hard, so the plugs need to withstand high temperatures and pressure without wearing out quickly. Using the best spark plugs means fewer replacements and less hassle, saving me time and money in the long run. Plus, they help maintain the engine’s overall health, reducing the risk of costly repairs. For me, investing in top-tier spark plugs is just part of responsible truck maintenance that keeps my RAM performing at its best.

Author Profile

Robert Bowling
Robert Bowling
Robert Bowling is the voice behind addellasonoak.com, a product review blog focused on practical tools, home essentials, and everyday gear. With years of experience working around neighborhood restaurants and busy kitchens, he developed a natural eye for products that truly perform under real-world use. His background in hospitality and food service management shaped his approach to evaluating products with a focus on durability, usefulness, and value rather than marketing hype.

In 2026, Robert launched addellasonoak.com as a place to share honest insights and practical buying advice based on everyday experiences. Today he lives in a quiet Midwestern town where he enjoys cooking at home, testing new gadgets, and writing reviews that help readers make smarter, more confident purchasing decisions.