Top 5 Best Coil Packs For 5.7 Hemi That Are Worth Your Money
For owners of a powerful 5.7 Hemi engine, maintaining optimal performance is crucial. The ignition system, particularly the coil packs, plays a pivotal role in delivering consistent power, ensuring smooth idling, and maximizing fuel efficiency. A failing coil pack can lead to frustrating misfires, reduced power, and even increased fuel consumption, diminishing the exhilarating driving experience your Hemi is known for. Choosing the best coil packs for your 5.7 Hemi isn’t just about replacing a worn-out part; it’s an investment in your vehicle’s longevity and peak performance. With numerous options available, identifying reliable, high-performance replacements can be challenging. This comprehensive guide reviews the top contenders, offering expert insights to help you make an informed decision and keep your Hemi roaring strong.
Our Top 5 Best Coil Packs For 5.7 Hemi Reviews – Expert Tested & Recommended
1. Readair Ignition Coils Pack Set of 8 for 5.7 V8 HEMI
The Readair Ignition Coils Pack for 5.7 V8 Hemi engines offers a comprehensive solution for rejuvenating your vehicle’s ignition system. This set of eight coil packs is designed to be widely compatible with a range of Chrysler, Jeep, Dodge, and Ram models from 2006 to 2019, covering numerous popular applications like the Ram 1500, Charger, Durango, and Grand Cherokee. Engineered to meet or exceed OE standards, these coils are crafted for enhanced durability and performance, addressing common issues such as hard starting and increased fuel consumption.
Key Features That Stand Out
- ✓ Broad Compatibility: Fits a wide array of 5.7L V8 Hemi vehicles, including Chrysler Aspen/300, Jeep Commander/Grand Cherokee, Dodge Challenger/Charger/Durango/Magnum, and Ram 1500/2500/3500/4500 across various model years.
- ✓ OE Standard Quality: Undergoes stringent quality control tests to ensure they meet or exceed OEM specifications, promising reliable performance.
- ✓ Efficient Coil Design: Features maximum high voltage output at all speeds, excellent pulse strength durability, and high insulation epoxy vacuum technology to reduce energy penetration failure.
- ✓ Reinforced Frame: Designed to prevent voltage flicker and prolong service life, contributing to long-term reliability.
- ✓ Direct Replacement: Replaces common part numbers like UF504, 56029129AA, and C1526 for a hassle-free installation.
Why We Recommend It
We recommend the Readair Ignition Coils Pack for its excellent blend of wide compatibility, uncompromising quality, and efficient design. Users have praised its easy installation and immediate impact on engine performance, effectively fixing misfires and rough running. The commitment to OE standards ensures that you’re getting a reliable part designed to integrate seamlessly with your Hemi engine. For vehicles with over 80,000km experiencing performance issues, these coils are a solid replacement choice, offering renewed engine responsiveness and efficiency.
Performance Analysis
Based on customer feedback and product specifications, the Readair coils deliver on their promise of improved ignition performance. Customers reported fast shipping, undamaged parts, and a straightforward installation process that resolved misfire issues, suggesting a direct and effective remedy for common Hemi ignition problems. The efficient coil design, featuring high voltage output and durable pulse strength, translates to a more stable and powerful spark, contributing to smoother engine operation and potentially better fuel economy. The reinforced frame and epoxy vacuum technology underscore a design focused on durability and preventing premature failure.
Best For
This coil pack set is best for 5.7 Hemi owners looking for a reliable, OE-spec replacement that offers broad vehicle compatibility and a proven track record of resolving misfire and hard-starting issues. It’s an ideal choice for those who want a straightforward installation and a noticeable improvement in engine smoothness and power delivery without breaking the bank. Owners of various Ram, Charger, Durango, Grand Cherokee, and 300 models seeking to restore their vehicle’s ignition system to optimal condition will find this a highly suitable option.
Our Expert Opinion
The Readair Ignition Coils stand out as our “Best Choice” due to their rigorous quality control, extensive compatibility, and design features that directly address common Hemi ignition challenges. The focus on uncompromising quality and efficient voltage output means these coils are built to last and perform. While customer reviews are fewer (14 ratings), the positive sentiment regarding ease of install and problem resolution is a strong indicator of their effectiveness. For a dependable, OE-equivalent ignition coil pack set for your 5.7 Hemi, Readair offers significant value and performance.
2. Besuto Ignition Coils Pack Set of 8 for 5.7 V8 HEMI
The Besuto Ignition Coils Pack provides a high-performance upgrade for a wide array of Dodge Ram 1500, Charger, Durango, Chrysler 300, and Jeep Grand Cherokee 5.7L V8 Hemi engines from 2006 to 2019. Engineered to meet or exceed OE specifications, these coils promise enhanced reliability and improved engine performance. Besuto emphasizes an upgrade with 15% more energy than original equipment coils, aiming to resolve common issues like poor gas mileage, misfires, and hesitation, thereby restoring your Hemi’s smooth running.
Key Features That Stand Out
- ✓ Extensive Hemi Compatibility: Designed for a broad range of 5.7L V8 Hemi vehicles, including popular Dodge, Chrysler, and Jeep models from 2006-2019.
- ✓ Premium Performance: Built to meet or exceed OE specifications, offering enhanced reliability and high performance for a smoother running engine.
- ✓ Enhanced Ignition Coil: Claims an upgrade of 15% more energy than OE coils, leading to improved engine performance and addressing issues like misfires and poor gas mileage.
- ✓ Quality Construction: Utilizes highly conductive copper wire and high dielectric performance epoxy, with precise connections for excellent connectivity and a long service life.
- ✓ 24-Month Warranty: Provides peace of mind with a significant warranty period and customer support for any issues.
Why We Recommend It
The Besuto Ignition Coils Pack earns our “Editor’s Choice” for its commitment to performance enhancement and widespread compatibility, making it a compelling option for many 5.7 Hemi owners. The claimed 15% energy upgrade over OE coils is a significant factor for those looking to not just replace, but actively improve their engine’s ignition system. Customer feedback highlights its “Great Price” and “Easy Installation,” confirming its value proposition. While some aftermarket coils can be hit or miss, Besuto aims to provide a reliable upgrade.
Performance Analysis
Besuto coils are engineered to deliver a more robust spark, which can lead to better combustion, improved engine responsiveness, and a reduction in misfires. The use of high-quality materials like copper wire and high dielectric epoxy supports durability and consistent performance. While one customer noted a potential drawback with the bolt pattern not perfectly aligning with valve covers, requiring extra installation time, the majority of feedback points to successful installation and effective resolution of misfire issues. The “Well worth the money!” and “Worked great” comments reinforce that these coils perform as intended for most users, offering a noticeable improvement in engine smoothness.
Best For
These Besuto coil packs are best suited for 5.7 Hemi drivers who are looking for a performance-oriented replacement that offers more than just OE equivalency. If you’re experiencing common ignition problems and want to see an upgrade in energy output along with improved engine smoothness and efficiency, this set is a strong candidate. Its broad compatibility makes it a versatile choice for a wide range of popular Hemi-powered vehicles.
Our Expert Opinion
As our Editor’s Choice, the Besuto Ignition Coils strike an excellent balance between cost-effectiveness and performance upgrades. The claim of 15% more energy is a definite draw for enthusiasts looking for a bit more from their ignition system. The 24-month warranty adds a layer of confidence, a key factor when investing in aftermarket parts. While the minor fitment issue mentioned by one customer is worth noting, the overall positive reception and the clear benefits in terms of improved engine performance make these Hemi coil packs a highly recommended option for a robust upgrade.
3. GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug Kit for 5.7L V8 HEMI
The GBTAD Upgraded Ignition Coil Pack and Iridium Spark Plug Kit offers a complete ignition overhaul for your 5.7L V8 Hemi engine. This comprehensive package includes eight ignition coils and sixteen iridium spark plugs, designed to work in perfect collaboration to significantly boost engine performance. Targeting models like the Dodge Ram 1500, Charger, Durango, Chrysler 300, and Jeep Grand Cherokee from 2006 to 2019, GBTAD aims to tackle common ignition issues such as misfires, poor power, and high fuel consumption with an impressive 18% performance boost.
Key Features That Stand Out
- ✓ Complete Ignition Solution: Includes 8 ignition coil packs and 16 iridium spark plugs, providing a full refresh for your Hemi’s ignition system.
- ✓ Wide Vehicle Compatibility: Fits various 5.7L V8 Hemi vehicles from Dodge, Ram, Chrysler, and Jeep across model years 2006-2019.
- ✓ Premium Quality Materials: Coils feature aerospace engineering grade copper wires and high-density epoxy resin for superior conductivity and safety.
- ✓ High-Performance Boost: Enhanced coils and spark plugs are engineered to offer an 18% performance boost, significantly improving engine efficiency and resolving ignition problems.
- ✓ Direct OEM Replacement: Coils replace common part numbers like UF504, C1526, and 56029129AA, ensuring easy installation.
Why We Recommend It
The GBTAD kit is our “Best Budget” pick not just for its price point but for the sheer value it offers: a full set of ignition coils and iridium spark plugs. This makes it an incredibly cost-effective way to address multiple aspects of your 5.7 Hemi’s ignition system in one go. Customers rave about the immediate difference, noting “smoother engine, faster starts, and stronger acceleration.” The convenience of having a matched set of components designed to work together for an optimal 18% performance boost is a significant advantage.
Performance Analysis
Users experienced an immediate and significant improvement after installing the GBTAD kit. Reports indicate “misfires and rough idling are completely gone,” and the engine runs “powerful and quiet.” The iridium plugs are highlighted as high-quality, contributing to the overall positive performance. This combined approach ensures that both spark generation and delivery are optimized, leading to more efficient combustion, better fuel economy, and enhanced power. The “red color” coil pack cover also adds a visually sharp element under the hood, as noted by a customer.
Best For
This kit is best for 5.7 Hemi owners who need a complete overhaul of their ignition system and are looking for the most comprehensive solution on a budget. If you’re experiencing multiple ignition-related issues—misfires, rough idling, poor acceleration, or just want to perform preventative maintenance with an upgrade—the GBTAD package provides all necessary components for a significant performance enhancement. It’s particularly attractive for DIY mechanics due to its easy installation.
Our Expert Opinion
The GBTAD Upgraded Ignition Coil Pack and Iridium Spark Plug Kit provides exceptional value as our “Best Budget” option. The inclusion of both coils and iridium plugs ensures a synchronized upgrade that can yield impressive results in terms of engine smoothness, power, and efficiency. The manufacturer’s dedication to using aerospace-grade materials and cutting-edge technology for an 18% performance boost is commendable. While it has fewer reviews (3 ratings), the unanimous positive feedback confirms its effectiveness. This is an all-in-one solution for any 5.7 Hemi owner looking for a comprehensive ignition system refresh that delivers noticeable performance gains.
4. LCWRGS Pack of 8 Ignition Coils for 5.7 V8 HEMI
The LCWRGS Pack of 8 Ignition Coils offers a high-quality replacement solution for numerous 5.7 V8 Hemi engines found in Dodge Ram 1500, 2500, 3500, Charger, Durango, Chrysler 300, and Jeep Grand Cherokee models from 2006 to 2019. Designed to either meet or exceed OE specifications, these coil packs aim to enhance reliability and improve engine performance. LCWRGS highlights an “Enhanced Ignition Coil” design that promises 15% more energy than original equipment coils, thereby improving gas mileage and resolving common issues like misfires and engine hesitation.
Key Features That Stand Out
- ✓ Extensive Hemi Compatibility: Compatible with a broad range of 5.7L V8 Hemi vehicles, including popular models from Dodge, Ram, Chrysler, and Jeep across many model years (2006-2019).
- ✓ Premium Performance: Engineered to meet or exceed OE specifications, promising enhanced reliability and a significant boost in engine performance.
- ✓ Enhanced Energy Output: Features an upgrade that delivers 15% more energy than standard OE coils, designed to improve engine efficiency and resolve common ignition issues.
- ✓ High-Quality Construction: Utilizes highly conductive copper wire and high dielectric performance epoxy for precise connections, ensuring excellent connectivity and long service life.
- ✓ 24-Month Warranty: Backed by a 24-month warranty, providing assurance and support for potential issues.
Why We Recommend It
We recommend the LCWRGS Ignition Coils for their focus on delivering a performance upgrade alongside OE-level reliability. The claim of 15% more energy output is a compelling reason for Hemi owners looking to optimize their engine’s ignition efficiency. Customer reviews consistently praise the “Great fit” and ease of installation, noting that the “Engine runs smooth” after replacement. For those dealing with issues like poor gas mileage or hesitation, these coils present a viable solution backed by a solid warranty.
Performance Analysis
The LCWRGS coil packs are designed to provide a stronger, more consistent spark, which directly translates to more complete combustion within your Hemi engine. This improved combustion can reduce misfires, stabilize idling, and enhance overall engine responsiveness. Customers have reported that the coils “worked great” and that “everything matched up perfectly,” indicating a good fit and effective performance. While there isn’t extensive detail on specific performance metrics, the consistent positive feedback on smoothness and functionality suggests these coils are effective at restoring and even upgrading ignition system health for your 5.7 Hemi.
Best For
The LCWRGS Ignition Coils are ideal for 5.7 Hemi owners who need a reliable, direct OEM-designed replacement with an added performance benefit. If your Hemi is showing signs of aging ignition components, such as a check engine light for misfires, or simply feels less responsive, these coils offer a straightforward and effective fix. They are particularly suitable for those who prioritize ease of installation and value a product backed by a good warranty, ensuring peace of mind with their purchase for vehicles like the Dodge Ram 1500 5.7L V8.
Our Expert Opinion
The LCWRGS Pack of 8 Ignition Coils is a strong contender in the aftermarket for 5.7 Hemi coil packs. Its broad compatibility, commitment to exceeding OE specifications, and the significant 15% energy upgrade make it an attractive option for both routine maintenance and performance-minded drivers. The 24-month warranty is a testament to the manufacturer’s confidence in their product. Based on positive customer experiences regarding fit and function, these coils represent a dependable choice for enhancing your Hemi’s ignition system, leading to a smoother and more efficient driving experience.
5. Dragon FIRE Performance 8pc Ignition Coil Pack Power Pack for 5.7L HEMI
The Dragon FIRE Performance 8pc Ignition Coil Pack Power Pack is engineered to be a direct factory-fit upgrade for a broad range of Hemi engines, including the 5.7L V8, as well as 4.7L, 5.9L, 6.1L, and 6.4L variants from 2005-2020. Manufactured by AIP Electronics under the Dragon Fire Performance brand, these coils are designed with advanced thermoplastics for weather resistance, high-temp exterior housing to prevent voltage leaks, and premium copper windings for peak performance. They promise to meet and exceed OE output voltage, making them suitable for both professional mechanics and DIY enthusiasts looking for a reliable Hemi coil pack upgrade.
Key Features That Stand Out
- ✓ Broad Hemi Compatibility: Fits 2005-2020 Hemi engines across 4.7L, 5.7L, 5.9L, 6.1L, and 6.4L V8s in Dodge, Chrysler, Jeep, and Ram vehicles.
- ✓ Durable Construction: Features watertight, weatherproof connectors made from advanced thermoplastics to resist fracture and cracking from heat and thermal cycling.
- ✓ Enhanced Performance: Tested to meet and exceed OE output voltage, ensuring reliable spark energy and complete combustion.
- ✓ High-Temp Housing: Exterior housing constructed to prevent voltage leaks and RFI interference, enhancing longevity and performance stability.
- ✓ Premium Copper Windings: Performance-grade primary & secondary bobbins with premium copper windings ensure peak performance under load and extended service life.
Why We Recommend It
The Dragon FIRE Performance Ignition Coils come highly recommended for their robust construction and proven performance across a wide range of Hemi engines. Customers appreciate the “Perfect fit” and ease of installation, noting that their engines run with a “smoother idle” and that existing misfires were resolved. The brand’s specialization in performance ignition products since 2008 and their commitment to using quality materials for durability and performance make these a trustworthy choice for your 5.7 Hemi ignition coils.
Performance Analysis
These coils are designed for direct replacement, offering a plug-and-play installation for most applications. Their robust design with weatherproof connectors and high-temp housing ensures consistent performance even under demanding conditions. Users reported that the coils fit well and functioned as expected, leading to the resolution of misfires and a smoother idle, particularly for stock Dodge 5.7 Hemi engines. The internal construction, featuring epoxy and premium copper windings, contributes to a reliable spark and efficient combustion, which is critical for the powerful Hemi. Dragon Fire Performance emphasizes meeting or exceeding OE output voltage, ensuring optimal spark energy for a healthy engine.
Best For
The Dragon FIRE Performance coils are best for 5.7 Hemi owners who value a direct factory fit, robust construction, and reliable performance across various Hemi engine sizes. If you’re looking for an aftermarket coil pack that’s easy to install and built to withstand the rigors of engine heat and environmental factors, this set is an excellent choice. It’s particularly suitable for those who prioritize long-term durability and consistent ignition performance for their Ram, Charger, Grand Cherokee, or other Hemi-powered vehicle.
Our Expert Opinion
Dragon FIRE Performance has a solid reputation for quality ignition products, and these Hemi coil packs live up to that standard. Their comprehensive compatibility and robust design features—like watertight connectors and high-temp housing—speak to their reliability and longevity. While there isn’t a specific “performance boost” percentage advertised, the focus on exceeding OE output voltage and the positive customer experiences confirm that these coils are a highly effective replacement. They are a particularly strong option for any 5.7 Hemi owner who wants a dependable, durable, and easy-to-install ignition coil solution that ensures a smoother, more efficient engine operation.
Complete Buying Guide for Best Coil Packs For 5.7 Hemi
Choosing the right coil packs for your 5.7 Hemi is essential for maintaining your vehicle’s performance and preventing costly repairs. With several options available, understanding what to look for can simplify your decision. This buying guide covers key factors, budget considerations, and final thoughts to help you select the ideal ignition coils.
Essential Factors We Consider
When evaluating coil packs for a 5.7 Hemi, several critical factors come into play:
- ✓ Compatibility: Always verify that the coil packs are specifically designed for your vehicle’s make, model, and year, and especially for the 5.7L V8 Hemi engine. Check OEM part numbers for direct replacement accuracy. Incompatible coils can lead to misfires, engine damage, or simply not fit.
- ✓ Build Quality and Materials: High-quality coil packs use durable materials like strong epoxy resin for insulation and highly conductive copper windings. This ensures efficient power transfer, resistance to extreme engine temperatures, and longevity. Inferior materials can lead to premature failure and voltage leaks. Look for reinforced frames and weatherproof connectors.
- ✓ Performance Output: While OE-spec coils are sufficient, some aftermarket options offer “enhanced” output, claiming 15-18% more energy. This can lead to a stronger spark, more complete combustion, better throttle response, and potentially improved fuel economy. Consider if you’re looking for a direct replacement or an upgrade.
- ✓ Reliability and Durability: Ignition coils operate in a harsh environment. Look for brands known for rigorous testing and quality control. Features like high insulation epoxy vacuum technology and advanced thermoplastics for connectors contribute to a longer service life and prevent common issues like cracking or voltage flicker.
- ✓ Warranty: A solid warranty, typically 12 to 24 months, indicates the manufacturer’s confidence in their product. It provides peace of mind and protection against manufacturing defects.
- ✓ Ease of Installation: Most Hemi coil packs are designed for direct OEM fit, making them plug-and-play. However, some aftermarket options might have minor fitment quirks as noted in reviews. Prioritize those with consistent feedback on easy installation.
- ✓ Customer Reviews and Brand Reputation: Real-world experiences from other 5.7 Hemi owners can offer invaluable insights into a product’s actual performance and any potential drawbacks. Brands with a long-standing reputation for quality and excellent customer service are generally a safer bet.
Budget Planning
The cost of 5.7 Hemi coil packs can vary significantly. A full set of eight coils can range from under $80 to over $200, or even more for premium OEM parts. Consider the following when planning your budget:
- ✓ Value vs. Price: The “cheapest” option isn’t always the best. A slightly higher investment in a more durable or performance-enhanced coil pack can save you money in the long run by preventing premature failure and repeat labor costs.
- ✓ Bundled Kits: As seen with the GBTAD kit, some packages include both ignition coils and spark plugs. While these might have a higher upfront cost, they offer a complete ignition system overhaul, which can be more cost-effective than buying components separately, especially if both are due for replacement.
- ✓ OEM vs. Aftermarket: Original Equipment Manufacturer (OEM) coils are often the most expensive but guarantee perfect fit and factory-spec performance. Aftermarket options like those reviewed offer competitive pricing, with many meeting or exceeding OE standards and sometimes providing performance benefits.
- ✓ Installation Costs: If you’re not doing a DIY install, factor in labor costs for replacement. A straightforward install for a complete set can take a few hours.
Final Thoughts
Replacing your 5.7 Hemi coil packs is a key maintenance task that can significantly impact your vehicle’s performance. Whether you’re dealing with misfires, poor fuel economy, or simply looking to refresh your ignition system, choosing the right coils is crucial. Prioritize compatibility, quality construction, and positive customer feedback. Brands like Readair, Besuto, GBTAD, LCWRGS, and Dragon FIRE Performance offer excellent options that cater to different needs, from direct OE replacements to performance upgrades. By considering the factors outlined in this guide, you can confidently select the best coil packs for your 5.7 Hemi, ensuring your powerful engine continues to deliver optimal performance and reliability for miles to come.
Frequently Asked Questions
Q: How often should I replace ignition coils on my 5.7 Hemi?
A: While there’s no fixed schedule, many manufacturers and mechanics recommend inspecting or replacing ignition coils every 80,000 to 100,000 miles, especially if you notice signs of wear. However, factors like driving conditions and the quality of the original coils can influence their lifespan. If your car has traveled more than 80,000km and is experiencing problems such as hard starting, excessive cranking time, lack of power, or increased fuel consumption, it’s a good indication that you may need to replace them.
Q: What are the common symptoms of failing 5.7 Hemi ignition coils?
A: Common symptoms of failing ignition coils on a 5.7 Hemi include engine misfires (often felt as a jerky or rough acceleration), rough idling, reduced engine power, decreased fuel economy, and the illumination of the check engine light (DTCs like P0301-P0308 for cylinder misfires). In some cases, hard starting or hesitation when accelerating can also be indicators.
Q: Can I replace just one faulty coil pack, or should I replace all of them on my 5.7 Hemi?
A: While you can technically replace just a single faulty coil pack, it’s often recommended to replace all of them, especially if your vehicle has high mileage. If one coil has failed due to age or wear, others are likely to follow soon. Replacing the entire set ensures consistent performance across all cylinders, prevents future misfires, and saves on labor costs if you’re paying a mechanic to do the work. The 5.7 Hemi has 8 coil packs, one for each cylinder.
Q: What’s the difference between OEM and aftermarket coil packs for a 5.7 Hemi?
A: OEM (Original Equipment Manufacturer) coil packs are identical to the ones originally installed in your Hemi by the factory. They guarantee a perfect fit and performance equivalent to new. Aftermarket coil packs are produced by other manufacturers. Many aftermarket options meet or exceed OEM specifications, often at a lower cost, and some even offer enhanced performance (e.g., higher energy output) or improved durability. However, quality can vary, so it’s important to choose reputable aftermarket brands like those reviewed.
Q: Do I need to replace spark plugs when replacing coil packs on my 5.7 Hemi?
A: It’s highly recommended to replace your spark plugs when replacing ignition coils, especially if they are old or have high mileage. Spark plugs and coil packs work together in the ignition system, and worn spark plugs can put additional strain on new coil packs. Furthermore, many performance issues like misfires can be caused by either or both components. As demonstrated by the GBTAD kit, replacing both simultaneously ensures optimal ignition performance and can be more cost-effective in the long run, often resolving multiple problems at once.
