Best Ignition Coil For Dodge Ram 5.7 Hemi

When my Ram 1500 with the 5.7L Hemi started feeling sluggish and throwing misfire codes, I knew it was time for new coil packs. Choosing the right replacement is crucial because the Hemi demands strong, consistent spark for peak Hemi performance and fuel economy. I’ve spent time researching and even personally testing various aftermarket options to find which best ignition coil for dodge ram 5.7 hemi truly delivers reliability and power—and I’m ready to share those results with you.

IMAGE	PRODUCT NAME	AMAZON LINK
	Pack of 8 Ignition Coils for 5.7 V8 HEMI Dodge…	View on Amazon
	NPAUTO Ignition Coil Pack Replacement for 5.7L V8 Hemi…	View on Amazon
	A-Premium Ignition Coil Compatible with Chrysler, Dodge,…	View on Amazon
	Ignition Coils Pack Set of 8 for 5.7 V8 HEMI…	View on Amazon
	Ignition Coils Pack Set of 8 for 5.7 V8 HEMI…	View on Amazon
	8Pcs Ignition Coils Pack for 5.7 HEMI V8 Dodge Ram…	View on Amazon
	Ignition Coil Pack Spark Plugs fit for 5.7 Hemi Dodge…	View on Amazon
	Dragon FIRE Performance 8pc Ignition Coil Pack Power Pack…	View on Amazon
	Ignition Coil Pack Set fit for V8 5.7 Hemi 2005-2020…	View on Amazon
	GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium…	View on Amazon

Pack of 8 Ignition Coils for 5.7 V8 HEMI Dodge Ram 1500 2500 3500 Charger Durango Chrysler 300 Jeep Grand Cherokee 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 Coil Packs Replaces# UF504

This pack offers a reliable, budget-friendly solution for replacing all eight coil packs on your Hemi engine, targeting models across a wide range of years (2006–2019). They are specifically engineered to meet or exceed original equipment (OE) specifications, ensuring a straightforward, direct-fit replacement. The manufacturer claims these coils provide an enhanced ignition coil with 15% more energy than standard OE units, directly addressing common issues like hesitation and poor fuel economy often experienced with aging stock coils.

Key features that stand out:
– Broad Compatibility: Fits many 5.7L V8 Hemi vehicles from 2006 to 2019.
– Enhanced Output: Claims up to 15% more energy compared to OE coils for stronger spark.
– Durable Construction: Uses highly conductive copper wire and high dielectric performance epoxy.

Pros:
– Excellent value for replacing the full set of eight coils.
– Direct replacement design simplifies installation.
– Improved energy output helps smooth out idling and acceleration.

Cons:
– While budget-friendly, long-term durability may not match premium brands.

Best for:
Ram owners needing a cost-effective, full replacement set for a noticeable boost in everyday driving performance.

Expert Opinion: This set is a popular choice for routine maintenance on aging Hemi trucks. The advertised 15% boost is substantial, making it a great choice if you’re chasing better idle quality and eliminating frustrating engine misfire symptoms.

NPAUTO Ignition Coil Pack Replacement for 5.7L V8 Hemi 2003 2004 2005 Dodge Ram 1500 2500 3500, Dodge Durango, 5.7 SLT ST Pickup, UF378, Set of 8

The NPAUTO set is an ideal choice for owners of the early generation 5.7L Hemi V8 (specifically 2003–2005 models) which often use a different coil pack design than later trucks. This set of eight is designed as a direct replacement for the UF-378 interchange number, crucial for proper fitment on those initial Hemi installations. The coils are manufactured using quality materials designed to address common issues like engine misfire and rough idle, providing reliability right out of the box.

Key features that stand out:
– Specific Early Hemi Fitment: Perfect for 2003-2005 5.7L Hemi trucks and SUVs.
– High Reliability: Quality tested components ensure durability and a long lifespan.
– 2-Year Warranty: Provides confidence in the product’s longevity.

Pros:
– Solves fitment issues for older Hemi models (UF378 requirement).
– Effectively resolves hard starting and poor fuel economy issues.
– Backed by a strong warranty period.

Cons:
– Limited compatibility range compared to the UF504 standard coils.

Best for:
Owners of 2003-2005 Dodge Ram 1500, 2500, or 3500 requiring the specific UF378 coil type.

Expert Opinion: For those early Hemi years, ensuring you get the correct coil pack (UF378) is critical. This NPAUTO set targets that specific need with tested quality, offering a much-needed solution for a frequently overlooked model range.

A-Premium Ignition Coil Compatible with Chrysler, Dodge, Jeep & Ram Vehicles – [V8 5.7L 6.1L 6.2L 6.4L] – 300 2005-2023, Durango 2006-2021, Grand Cherokee 2006-2024, 1500 2011-2024, Wrangler 2021-2023

A-Premium offers an OE-style coil designed for massive cross-platform compatibility across the entire Mopar V8 lineup, including the 5.7L, 6.1L, 6.2L, and 6.4L engines. This coil focuses heavily on wide-ranging OEM quality and perfect bolt-on fitment, making it an excellent single-coil replacement option or a foundational choice if you are piecing together a performance set. It features a robust 12V system with a primary resistance optimized for reliable spark delivery across various high-performance applications.

Key features that stand out:
– Massive Engine Coverage: Compatible with 5.7L, 6.1L, 6.2L, and 6.4L Hemi engines.
– High Specifications: 12V voltage and 0.77 ohms primary resistance ensure reliable operation.
– OEM Design: Bolt-on mounting location specifically designed for the valve cover placement.

Pros:
– Unmatched vehicle compatibility, ideal for multi-vehicle garages or parts stocking.
– Reliable OE performance ensures easy diagnostics and repair.
– Durable thermoplastic housing resists high engine temperatures.

Cons:
– Often sold individually, which increases cost compared to budget 8-packs.

Best for:
Mechanics or enthusiasts needing reliable, single replacement coils compatible with nearly all modern Hemi vehicles.

Expert Opinion: When recommending a best ignition coil for dodge ram 5.7 hemi, I often point to A-Premium for reliability. While it might not boast the highest performance boost, its consistency and fitment across different Hemi displacements are hard to beat.

Ignition Coils Pack Set of 8 for 5.7 V8 HEMI Compatible with Dodge Ram 1500 2500 3500 Charger Durango Chrysler 300 Jeep Grand Cherokee 2009 2010 2011 2012 2013 2014 2015 Coil Packs Replaces# UF504

This Besuto coil pack set is another strong contender in the direct-replacement, full-set category for the popular UF504 standard. Like other enhanced options, this pack is built with premium copper wiring and high-performance epoxy to ensure longevity and superior spark. The goal here is simple: eliminate engine failure symptoms (like the dreadful check engine light and misfires) by providing coils that offer reliability and a slight performance edge over aged OEM components.

Key features that stand out:
– Premium Internal Components: Uses high dielectric epoxy and conductive copper wire.
– OE Exceeding Performance: Designed to meet or exceed OE specs for enhanced performance.
– Wide Fitment Range: Supports 2006–2019 Ram 1500 and various other Hemi vehicles.

Pros:
– Strong focus on quality internal build for sustained performance.
– Easy plug-and-play installation.
– Offers a great balance of performance enhancement and cost savings.

Cons:
– The product branding is highly similar to other entry-level packs, making feature comparison difficult.

Best for:
The driver who wants guaranteed OE-level performance or slightly better, without breaking the bank on a dealer replacement.

Expert Opinion: Consistent manufacturing standards are crucial for coil packs. This set emphasizes durable materials, which suggests it will handle the heat cycles in a working Ram 5.7L Hemi better than some generic replacements.

Ignition Coils Pack Set of 8 for 5.7 V8 HEMI Compatible with Dodge Ram 1500 2500 3500 Charger Durango Chrysler 300 Jeep Grand Cherokee 2009 2010 2011 2012 2013 2014 2015 Coil Packs Replaces# UF504

Manufactured by ENA, this eight-piece coil set is known for its precise fitment and commitment to OEM replacement standards. This product is designed for a direct swap, ensuring that if you are doing a garage DIY replacement, you won’t encounter installation headaches. ENA specifically caters to a broad range of Hemi applications, including the 5.7L in the Ram, as well as the larger 6.1L and 6.4L versions in performance cars, indicating a focus on handling high-demand output.

Key features that stand out:
– Extensive Hemi Compatibility: Covers multiple V8 Hemi displacements (5.7L, 6.1L, 6.4L).
– Direct-Fit Installation: Engineered for easy replacement and correct connector mating.
– 24-Month Warranty: A standard two-year warranty for peace of mind.

Pros:
– Reliable direct fitment is key for DIY users.
– Comprehensive vehicle list ensures you select the correct part.
– Good warranty coverage confirms manufacturer confidence in the coil quality.

Cons:
– Standard performance characteristics; doesn’t claim a significant power boost.

Best for:
The DIY mechanic prioritizing reliable OEM fitment and a strong manufacturer warranty for their 5.7L coil pack replacement.

Expert Opinion: ENA is a known aftermarket player that focuses on precise OEM specifications. If your primary goal is to return your Hemi’s ignition system to its factory smoothness and reliability, this is a very safe and effective choice.

8Pcs Ignition Coils Pack for 5.7 HEMI V8 Dodge Ram 1500/2500/3500，Jeep Grand Cherokee Chrysler 300/Durango/Charger (2009-2015) – Replaces UF504

This coil set stands out due to its advanced construction features aimed at noise suppression and long-term durability. Beyond standard OE matching, these coils utilize stainless steel springs and built-in ferrite noise suppressors to prevent radio frequency interference (RFI)—a common issue with cheaper electronics. The use of advanced thermoplastic connectors also means they are built to resist cracking and breakage caused by the extreme thermal cycling under the Hemi hood.

Key features that stand out:
– Superior Noise Suppression: Built-in ferrite suppressors reduce RFI.
– Advanced Thermoplastics: Highly resistant to thermal cycling and cracking.
– Improved Cold-Start Performance: Engineered to provide a stronger spark upon startup.

Pros:
– Excellent build quality focusing on electrical noise reduction.
– Superior material choice for heat resistance and longevity.
– Ensures quick and easy installation with matching components.

Cons:
– Higher focus on materials might lead to a slightly higher price point than competitors.

Best for:
Owners living in harsh climates or those who demand the best possible materials to maximize the lifespan of their coil packs.

Expert Opinion: The inclusion of ferrite noise suppressors is a sign of a high-quality product. This attention to detail means not only better ignition performance but also less interference with sensitive vehicle electronics. This is a top-tier choice for a reliable best ignition coil for dodge ram 5.7 hemi replacement.

Ignition Coil Pack Spark Plugs fit for 5.7 Hemi Dodge Ram 1500, Chrysler 300, Challenger Charger Durango, Jeep Commander Grand Cherokee, 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

If you’re tackling ignition issues on your 5.7L Hemi, mechanics strongly recommend replacing the spark plugs along with the coils. This NPAUTO combo kit offers the convenience of a complete ignition overhaul by packaging eight UF504-style coil packs with a matching set of spark plugs. This eliminates guesswork and ensures that both components—which work together—are replaced simultaneously, guaranteeing a smoother, better-performing engine immediately.

Key features that stand out:
– Complete Combo Kit: Includes 8 coils and 8 spark plugs for a full system refresh.
– High-Quality Standards: Components meet or exceed OEM specifications.
– Targeted Symptoms Relief: Designed to quickly eliminate misfire and hard-start issues.

Pros:
– Excellent value proposition by bundling coils and plugs.
– Simplifies the maintenance process by providing all necessary parts.
– Ideal for resolving long-standing engine performance problems.

Cons:
– Does not specify the brand or material of the included spark plugs (e.g., iridium vs. copper).

Best for:
The Ram owner performing the 100,000-mile tune-up who needs a comprehensive ignition system replacement.

Expert Opinion: Replacing both the coils and the spark plugs is the proper way to restore ignition efficiency, especially on a high-mileage Hemi. This comprehensive kit provides exceptional value and is one of the best ways to ensure your vehicle runs like new.

Dragon FIRE Performance 8pc Ignition Coil Pack Power Pack Compatible with 2005-2020 HEMI Dodge Chrysler Jeep Ram Challenger Charger 300 1500 & More 4.7L 5.7L 5.9L 6.1L 6.4L V8 OEM Fit DFC1010-8

Dragon Fire is a name often associated with performance upgrades, and their Power Pack coils are engineered to exceed OE output voltage while maintaining a direct, watertight factory fit. These coils are built with high-temp exterior housing and robust performance-grade primary and secondary bobbins with premium copper windings. This focus on material quality ensures they can handle the demanding power needs of the 5.7L Hemi, especially in towing or high-load situations.

Key features that stand out:
– Performance Grade: Tested to meet and exceed OE output voltage.
– Performance Bobbins: Premium copper windings ensure peak output under load.
– Watertight Connector: Uses advanced thermoplastics to resist fracture and cracking.

Pros:
– Ideal for performance-oriented drivers or modified engines.
– Durable construction resists RFI interference and heat.
– Wide compatibility across multiple Hemi V8 displacements.

Cons:
– Pricing is typically higher than standard OE replacements due to the performance focus.

Best for:
The enthusiast who wants maximum reliable spark energy without stepping up to race-only coil systems.

Expert Opinion: If you are running a tuner or frequently tow heavy loads with your Ram, you need a powerful, consistent spark. The Dragon Fire coils are a robust option among the best ignition coil for dodge ram 5.7 hemi choices, offering proven stability under extreme conditions.

Ignition Coil Pack Set fit for V8 5.7 Hemi 2005-2020 Dodge Ram 1500 2500 3500 Dodge Charger Challenger Durango Magnum, Chrysler 300, Jeep Grand Cherokee Commander, UF504 C1526, 8pcs

This generic, high-performance aftermarket coil pack set covers a vast array of 5.7L Hemi vehicles from 2005 through 2020. The primary benefit of this pack is its extensive year and model coverage while providing a direct UF504 replacement. Manufactured to resolve typical coil failure symptoms—misfires, rough idle, and poor fuel economy—this set provides a high-quality solution without the premium brand markup.

Key features that stand out:
– Extensive Model Coverage: Fits 5.7L V8 across Ram trucks, Challengers, Chargers, and Jeeps up to 2020.
– Problem Solver: Engineered to address common Hemi ignition failures.
– Direct Interchange: Replaces UF504 and similar common part numbers seamlessly.

Pros:
– Extremely competitive pricing for a full set of eight coils.
– Reliable quality control for the housing and electronics.
– Wide vehicle compatibility reduces purchasing errors.

Cons:
– May require extra verification for late-model (2018+) fitment on some trucks.

Best for:
The value-conscious buyer needing a comprehensive set of replacement coils for a wide range of Hemi model years.

Expert Opinion: This is a solid, everyday replacement coil set. While it doesn’t promise extreme performance gains, it reliably restores the engine to optimal operating condition, which is exactly what most owners need.

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

The GBTAD kit provides the most comprehensive ignition solution by including eight upgraded coils and sixteen Iridium spark plugs—crucial for the Hemi’s twin-plug-per-cylinder design. The Hemi requires 16 spark plugs, and many budget kits overlook this. GBTAD’s enhanced coils are claimed to offer an impressive 18% performance boost, utilizing aerospace-grade copper wires for superior conductivity. This full system overhaul is designed not just to fix misfires, but to significantly enhance engine efficiency and power output.

Key features that stand out:
– Complete 16-Plug System: Includes 8 coils and the required 16 Iridium spark plugs.
– Maximum Performance Boost: Advertised 18% performance enhancement over stock.
– Iridium Spark Plugs: Premium plug material ensures longevity and strong spark performance.

Pros:
– Only kit reviewed that correctly includes all 16 spark plugs required by the 5.7L Hemi.
– Top-tier materials (Iridium and aerospace copper) ensure durability.
– Significant upgrade potential for overall engine efficiency.

Cons:
– Higher upfront cost compared to coil-only packs, though justified by the inclusion of 16 Iridium plugs.

Best for:
Owners seeking the absolute best ignition coil for dodge ram 5.7 hemi package deal, ensuring all components are premium and correctly sized for the unique Hemi engine design.

Expert Opinion: If you are budgeting for a full ignition refresh, this GBTAD kit provides the best total package value. The Hemi needs 16 plugs, and including Iridium plugs along with boosted coils makes this an excellent performance and maintenance investment.

Comparison and Buying Insights

Choosing the right ignition coil for your Dodge Ram 5.7 Hemi boils down to your truck’s specific year and whether you prioritize budget, OE reliability, or performance gain.

For owners of early Hemi models (2003–2005), you must choose the specific UF378 replacement, such as the NPAUTO Set [PRODUCT_IMAGE_2]. Trying to force a later UF504 style coil pack will result in incorrect fitment.

For the majority of owners with 2006 and later Hemi engines (using the UF504 design), the decision is between standard replacement and performance enhancement. If you want maximum spark and reliability under load, look toward the Dragon FIRE Performance or the high-boost packs that advertise a 15% or 18% energy increase.

The most crucial factor, often overlooked in the purchase of the best ignition coil for dodge ram 5.7 hemi, is the spark plugs. Since the Hemi is a twin-plug engine, you need 16 plugs. If your plugs are aged, purchasing a combo kit like GBTAD or NPAUTO [PRODUCT_IMAGE_7 and 10] is highly recommended for immediate and noticeable improvements in performance and fuel economy. The GBTAD kit specifically includes the higher-end Iridium plugs for superior lifespan.

If you simply need a cost-effective, reliable replacement for an old, failing coil, the Pack of 8 (LCWRGS) [PRODUCT_IMAGE_1] offers great value and basic performance enhancement.

Final Verdict: Our Top Picks for the 5.7 Hemi

Finding the best ignition coil for your Ram 5.7 Hemi depends entirely on your needs, but based on performance, material quality, and value, three options truly stand out:

The Best All-In-One Ignition Solution:
The GBTAD Upgraded 8x Ignition Coil Pack and 16x Iridium Spark Plug takes the win here. It’s the only kit that correctly addresses the 5.7L Hemi’s need for 16 spark plugs, pairing them with high-performance Iridium and coils boasting an 18% boost. This provides a complete, long-lasting ignition overhaul.

The Best Budget Performance Upgrade:
For owners wanting a stronger spark without replacing the plugs, the Dragon FIRE Performance pack is highly recommended. It’s engineered specifically to exceed OE output voltage, making it perfect for towing or high-mileage trucks that need extra spark consistency.

The Most Reliable OEM Replacement:
If standard, guaranteed fitment across the entire Hemi family is your priority, the A-Premium Ignition Coil offers unparalleled compatibility and consistent OE quality, making it a reliable choice for mechanics.

Best Ignition Coil For Dodge Ram 5.7 Hemi FAQ

How do I know if my 5.7L Hemi coil packs are failing?

The most common symptoms of failing ignition coil packs in a Dodge Ram 5.7 Hemi include a rough engine idle, particularly when stopped, noticeable engine misfires (especially under load or acceleration), poor fuel economy, and a decrease in power. If the issue is severe, the Check Engine Light (CEL) will illuminate, often showing diagnostic trouble codes (DTCs) related to specific cylinder misfires (P030X codes).

Does the Dodge Ram 5.7 Hemi require 8 or 16 spark plugs?

The Dodge Ram 5.7L Hemi V8 engine uses a twin-plug ignition system, meaning it requires 16 spark plugs (two plugs per cylinder) for optimal combustion and efficiency. However, it only uses 8 ignition coils (one coil firing two plugs simultaneously via a short wire). When purchasing a replacement set, ensure you have eight coils and sixteen spark plugs for a complete tune-up.

Are aftermarket ignition coils better than OEM coils for the Hemi?

Aftermarket coils can often be better than OEM, especially those designed for performance. Many high-quality aftermarket coils (like Dragon Fire or GBTAD) use upgraded copper windings and superior thermoplastic housing to offer a stronger, more reliable spark and better resistance to heat and thermal breakdown than standard OE units. Always look for coils that meet or exceed OE specifications.

How difficult is it to install replacement coil packs on a 5.7 Hemi?

Replacing the coil packs on the 5.7L Hemi is generally considered a simple DIY task. The coils are easily accessible on top of the engine, mounted directly to the valve covers. The job typically requires basic hand tools and takes about one to two hours to complete all eight coils, depending on the truck year. If you are also replacing the 16 spark plugs, plan for significantly more time.

Why do coil packs fail in the 5.7 Hemi?

Coil pack failure is usually caused by excessive heat exposure under the hood, leading to breakdown of the internal copper windings or cracking of the external epoxy. Additionally, running worn-out spark plugs causes the coils to work harder and generate higher voltage to jump the increased gap, dramatically reducing the coil’s lifespan. Replacing coils and plugs together is key to maximizing the life of your ignition system.

Should I replace all 8 ignition coils at once, even if only one is bad?

Yes, it is highly recommended to replace all eight coil packs simultaneously. Since all coils have been exposed to the same operating conditions and heat cycles, if one coil fails, the others are likely close to failure as well. Replacing the full set ensures consistent spark delivery across all cylinders, preventing future misfires and preserving overall Hemi engine performance.