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4 pc NGK Iridium IX Spark Plugs compatible with Honda and NGK LKAR7BIX-11S Iridium IX Spark Plug (93501 Iridium Ix), 4 featured in 12 Best Spark Plugs for Honda Accord
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12 Best Spark Plugs for Honda Accord

12 Best Spark Plugs for Honda Accord: Best Spark Plugs for Honda Accord That Boost Performance!: Like many Honda Accord owners, you might notice your…

By Kenny·June 7, 2026·13 min read
Kenny, Owner & Lead Mechanic

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Like many Honda Accord owners, you might notice your vehicle isn’t running as smoothly as it once did. One common cause is worn or inefficient spark plugs, which can lead to misfires, poor fuel economy, or difficulty starting your car. Finding the best spark plugs for Honda Accord can make a noticeable difference in performance and reliability.

Finding the best spark plugs for Honda Accord can make a noticeable difference in performance and reliability. These parts are designed specifically to keep your engine firing correctly, which is essential for daily driving and long-term upkeep. This review will cover several spark plug options suitable for different Honda Accord models.

It will highlight key features such as durability, compatibility, and overall value to help you choose the right replacement without confusion. Whether you drive an older model or a recent release, the guide aims to make your decision easier and more informed.

Top Picks At A Glance

Rank Top Pick Best For Why It Stands Out
#1 Durable iridium construction extends spark plug lifespan. Upgrade your Honda Accord’s performance with the 4 pc NGK Iridium IX Spark Plugs. Designed specifically for Honda models from 2013 to 2017, these plugs deliver reliable ignition and enhanced fuel efficiency. They provide a consistent spark to keep your engine running smoothly and efficiently.
#2 Extremely durable iridium tip for consistent, stable sparks NGK LKAR7BIX-11S Iridium IX Spark Plugs are designed to enhance your vehicle’s ignition system effectively. With an iridium tip and advanced design, these spark plugs deliver a consistent and powerful spark for smooth engine performance.
#3 Enhanced ignition efficiency with iridium fine-wire electrode The 6 pc NGK Iridium IX Spark Plugs offer a reliable ignition upgrade for Honda Accord models from 2008 through Designed specifically for 5L V6 engines, these spark plugs deliver enhanced durability and better combustion efficiency.

Key Takeaways

  • Confirm fitment before buying because small size or mounting differences can decide whether a part works.
  • Compare the real use case first, then look at features, price, or brand claims.
  • Choose the option that fits how the vehicle is used day to day, not just the most heavily promoted pick.

How To Compare The Options

Compare fitment, day-to-day usability, durability, and how each pick matches the kind of driving, hauling, or riding it needs to handle.

What To Check Before Buying

Before buying, confirm sizing, clearance, weight limits, and any vehicle-specific fitment notes so the product solves the problem without creating new compromises.

Product 1

4 pc NGK Iridium IX Spark Plugs compatible with Honda

4 pc NGK Iridium IX Spark Plugs compatible with Honda

Upgrade your Honda Accord’s performance with the 4 pc NGK Iridium IX Spark Plugs. Designed specifically for Honda models from 2013 to 2017, these plugs deliver reliable ignition and enhanced fuel efficiency. They provide a consistent spark to keep your engine running smoothly and efficiently.

Built with iridium, these spark plugs offer superior durability and a longer lifespan compared to standard plugs. Their precise design ensures easy installation with original packaging and all necessary hardware included. Compatible with

Best For: Durable iridium construction extends spark plug lifespan.

Verdict: Upgrade your Honda Accord’s performance with the 4 pc NGK Iridium IX Spark Plugs. Designed specifically for Honda models from 2013 to 2017, these plugs deliver reliable ignition and enhanced fuel efficiency. They provide a consistent spark to keep your engine running smoothly and efficiently.

Pros

  • Durable iridium construction extends spark plug lifespan.
  • Compatible with multiple Honda Accord model years (2013-2017).
  • Easy direct replacement with genuine NGK parts and hardware.

Cons

  • Limited to specific Honda Accord 2.0L and 2.4L L4 engines only.
Product 2

NGK LKAR7BIX-11S Iridium IX Spark Plug (93501 Iridium Ix), 4

NGK LKAR7BIX-11S Iridium IX Spark Plug (93501 Iridium Ix), 4

NGK LKAR7BIX-11S Iridium IX Spark Plugs are designed to enhance your vehicle’s ignition system effectively. With an iridium tip and advanced design, these spark plugs deliver a consistent and powerful spark for smooth engine performance.

Ideal for Honda Accord drivers seeking reliable ignition, these plugs improve throttle response and reduce fouling. Their durable construction ensures long-lasting use even under demanding conditions.

Best For: Extremely durable iridium tip for consistent, stable sparks

Verdict: NGK LKAR7BIX-11S Iridium IX Spark Plugs are designed to enhance your vehicle’s ignition system effectively. With an iridium tip and advanced design, these spark plugs deliver a consistent and powerful spark for smooth engine performance.

Pros

  • Extremely durable iridium tip for consistent, stable sparks
  • Enhanced throttle response with reduced fouling and misfires
  • Triple gasket seal prevents combustion gas leaks efficiently

Cons

  • Installation may require professional help for optimal fitment
Product 3

6 pc NGK Iridium IX Spark Plugs compatible with Honda

6 pc NGK Iridium IX Spark Plugs compatible with Honda

The 6 pc NGK Iridium IX Spark Plugs offer a reliable ignition upgrade for Honda Accord models from 2008 through Designed specifically for 5L V6 engines, these spark plugs deliver enhanced durability and better combustion efficiency.

5L V6 engines, these spark plugs deliver enhanced durability and better combustion efficiency. Their construction caters to both everyday drivers and those seeking improved engine performance.

Best For: Enhanced ignition efficiency with iridium fine-wire electrode

Verdict: The 6 pc NGK Iridium IX Spark Plugs offer a reliable ignition upgrade for Honda Accord models from 2008 through Designed specifically for 5L V6 engines, these spark plugs deliver enhanced durability and better combustion efficiency.

Pros

  • Enhanced ignition efficiency with iridium fine-wire electrode
  • Direct fit for Honda Accord 2008-2017 3.5L V6 models
  • Durable construction reduces wear and maintains consistent performance

Cons

  • Limited compatibility outside specified Honda Accord models
Product 4

A-Premium Iridium Platinum Spark Plugs Compatible with Honda CR-V CRV

A-Premium Iridium Platinum Spark Plugs Compatible with Honda CR-V CRV

Upgrade your vehicle’s ignition system with the A-Premium Iridium Platinum Spark Plugs. Designed specifically for select Honda and Acura models, these spark plugs deliver reliable performance and durability.

Crafted to match OEM standards, these plugs improve fuel efficiency and reduce emissions. They fit a range of vehicles including Honda CR-V, Accord, Civic, Acura ILX, and TSX. Experience consistent engine power whether you’re cruising city streets or hitting the highway.

Best For: High-quality iridium center electrode for superior ignitability

Verdict: Upgrade your vehicle’s ignition system with the A-Premium Iridium Platinum Spark Plugs. Designed specifically for select Honda and Acura models, these spark plugs deliver reliable performance and durability.

Pros

  • High-quality iridium center electrode for superior ignitability
  • Durable platinum core that enhances longevity and performance
  • Specific fitment ensures easy installation for multiple Honda and Acura models

Cons

  • Not suitable for Honda Accord models with PZEV emissions systems
Product 5

NGK LKR7DIX-11S Iridium IX Spark Plug (93175 Iridium Ix), 4

NGK LKR7DIX-11S Iridium IX Spark Plug (93175 Iridium Ix), 4

Upgrade your Honda Accord’s ignition system with NGK’s LKR7DIX-11S Iridium IX spark plugs. Designed to deliver consistent performance and improved engine response, these spark plugs combine durability with precision engineering. Experience smoother starts and enhanced throttle reaction on every drive.

Experience smoother starts and enhanced throttle reaction on every drive.

Best For: Highly durable iridium tip for long lifespan

Verdict: Upgrade your Honda Accord’s ignition system with NGK’s LKR7DIX-11S Iridium IX spark plugs. Designed to deliver consistent performance and improved engine response, these spark plugs combine durability with precision engineering. Experience smoother starts and enhanced throttle reaction on every drive.

Pros

  • Highly durable iridium tip for long lifespan
  • Improves throttle response and ignitability
  • Resistant to corrosion and seizing with metal plating

Cons

  • May require confirmation of exact vehicle compatibility before purchase
Product 6

4 pc NGK V-Power Spark Plugs compatible with Honda Accord

4 pc NGK V-Power Spark Plugs compatible with Honda Accord

Upgrade your 1990-2002 Honda Accord with reliable ignition using the 4 pc NGK V-Power Spark Plugs. Designed to provide consistent performance, these spark plugs deliver improved spark development and engine efficiency.

They meet OEM standards, ensuring a perfect fit and dependable operation for your Accord’s 2L and 3L engines.

Best For: Precision laser-welded electrodes for reliable spark delivery

Verdict: Upgrade your 1990-2002 Honda Accord with reliable ignition using the 4 pc NGK V-Power Spark Plugs. Designed to provide consistent performance, these spark plugs deliver improved spark development and engine efficiency.

Pros

  • Precision laser-welded electrodes for reliable spark delivery
  • Advanced V-groove design enhances combustion efficiency
  • Vehicle-specific fit ensures easy and accurate installation

Cons

  • Compatibility limited to Honda Accord models from 1990-2002 only
Product 7

A-Premium Set of 4 Ignition Coil Pack and Iridium Spark

A-Premium Set of 4 Ignition Coil Pack and Iridium Spark

Upgrade your vehicle’s ignition system with the A-Premium Set of 4 Ignition Coil Pack and Iridium Spark plugs. Designed to fit select Honda Accord and Acura models, these parts offer reliable performance and lasting durability. They enhance engine efficiency and promote a smoother driving experience.

They enhance engine efficiency and promote a smoother driving experience.

Best For: Long-lasting iridium spark plugs improve durability and efficiency

Verdict: Upgrade your vehicle’s ignition system with the A-Premium Set of 4 Ignition Coil Pack and Iridium Spark plugs. Designed to fit select Honda Accord and Acura models, these parts offer reliable performance and lasting durability. They enhance engine efficiency and promote a smoother driving experience.

Pros

  • Long-lasting iridium spark plugs improve durability and efficiency
  • Direct fitment with bolt-on installation simplifies replacement
  • Compatible with multiple vehicle models for versatile use

Cons

  • Limited to specific Honda and Acura four-cylinder models
Product 8

UF603 Ignition Coil & 97390 Double Iridium Spark Plug For

UF603 Ignition Coil & 97390 Double Iridium Spark Plug For

Enhance your vehicle’s ignition system with the UF603 Ignition Coil and 97390 Double Iridium Spark Plug set, designed to provide reliable and efficient engine performance. This combo supports multiple Acura and Honda models, delivering smoother starts and consistent power delivery.

Crafted with durable materials, the ignition coil features advanced noise suppression technology, while the double iridium spark plugs offer a long service life and stable sparks. This set is ideal for drivers who want dependable replacements that maintain or exceed original equipment standards. Enjoy a smoother running engine that contributes to better fuel economy and enhanced driving comfort.

Best For: Durable double iridium spark plugs with up to 100,000 km lifespan

Verdict: Enhance your vehicle’s ignition system with the UF603 Ignition Coil and 97390 Double Iridium Spark Plug set, designed to provide reliable and efficient engine performance. This combo supports multiple Acura and Honda models, delivering smoother starts and consistent power delivery.

Pros

  • Durable double iridium spark plugs with up to 100,000 km lifespan
  • Ignition coils equipped with noise suppressors for stable operation
  • Complete kit including six coils and six spark plugs for full replacement

Cons

  • Does not include an instruction manual, some users may need guidance during installation
Product 9

A-Premium Iridium Platinum Spark Plugs Compatible with Honda Accord 2003-2007

A-Premium Iridium Platinum Spark Plugs Compatible with Honda Accord 2003-2007

Enhance your Honda Accord’s performance with A-Premium Iridium Platinum Spark Plugs. Designed specifically for 2003-2007 V6

0L models, these spark plugs deliver reliable ignition and smooth engine operation. Their premium materials promise long-lasting durability and consistent power.

Best For: Durable iridium and platinum construction for extended lifespan

Verdict: Enhance your Honda Accord’s performance with A-Premium Iridium Platinum Spark Plugs. Designed specifically for 2003-2007 V6

Pros

  • Durable iridium and platinum construction for extended lifespan
  • Precise fitment designed for Honda Accord 2003-2007 V6 3.0L
  • Improves ignition performance and fuel efficiency

Cons

  • Limited to specific Honda Accord and Acura V6 engine models
Product 10

BOSCH 9614 OE Fine Wire Double Iridium Spark Plug –

BOSCH 9614 OE Fine Wire Double Iridium Spark Plug –

Experience superior ignition performance with the BOSCH 9614 OE Fine Wire Double Iridium Spark Plug, designed for enhanced durability and efficiency. These spark plugs deliver consistent power and excellent fuel combustion, making them ideal for modern gasoline engines.

Engineered with an ultra-fine iridium firing pin and ground electrode, they offer enhanced ignitability and longer service life. Perfect for vehicles like the Honda Accord, their reliable performance supports smooth starts and better acceleration on every drive.

Best For: Double iridium design provides up to 4X longer life than copper plugs

Verdict: Experience superior ignition performance with the BOSCH 9614 OE Fine Wire Double Iridium Spark Plug, designed for enhanced durability and efficiency. These spark plugs deliver consistent power and excellent fuel combustion, making them ideal for modern gasoline engines.

Pros

  • Double iridium design provides up to 4X longer life than copper plugs
  • 360-degree laser welded fine wire improves ignitability and performance
  • Nickel-plated threads resist corrosion and simplify installation without anti-seize

Cons

  • Price may be higher compared to conventional spark plugs
Product 11

Iridium Spark Plugs 6 Pack 93175 LKR7DIX-11S Fit for 2008-2017

Iridium Spark Plugs 6 Pack 93175 LKR7DIX-11S Fit for 2008-2017

Upgrade your vehicle’s ignition system with the Iridium Spark Plugs 6 Pack 93175 LKR7DIX-11S. Designed specifically for select Honda Accord V6 models and other compatible vehicles, these spark plugs deliver reliable performance and enhanced durability. Their advanced iridium construction supports smooth engine operation, maximizing power and efficiency.

Built to fit a wide range of vehicles, these plugs bring consistent ignition and improved fuel combustion. They are ideal for drivers seeking dependable engine performance and extended spark plug life without compromise.

Best For: Advanced iridium tip ensures high durability and efficient combustion.

Verdict: Upgrade your vehicle’s ignition system with the Iridium Spark Plugs 6 Pack 93175 LKR7DIX-11S. Designed specifically for select Honda Accord V6 models and other compatible vehicles, these spark plugs deliver reliable performance and enhanced durability. Their advanced iridium construction supports smooth engine operation, maximizing power and efficiency.

Pros

  • Advanced iridium tip ensures high durability and efficient combustion.
  • Wide vehicle compatibility covering multiple popular V6 engines.
  • Enhanced fuel efficiency through precise spark delivery technology.

Cons

  • May require professional installation for complex engine setups.
Product 12

A-Premium Iridium Platinum Spark Plugs (Pack of 4) Compatible with

A-Premium Iridium Platinum Spark Plugs (Pack of 4) Compatible with

Experience reliable ignition with the A-Premium Iridium Platinum Spark Plugs, designed to enhance engine performance. Crafted for compatibility with a wide range of vehicles, these spark plugs provide consistent power and improved fuel efficiency.

Durability and precision come together in every spark plug, contributing to smoother starts and reduced emissions. Their advanced materials cater to demanding driving conditions while extending maintenance intervals.

Best For: Durable iridium and platinum construction for extended lifespan

Verdict: Experience reliable ignition with the A-Premium Iridium Platinum Spark Plugs, designed to enhance engine performance. Crafted for compatibility with a wide range of vehicles, these spark plugs provide consistent power and improved fuel efficiency.

Pros

  • Durable iridium and platinum construction for extended lifespan
  • Precise gap optimized for cleaner ignition and fuel efficiency
  • Wide compatibility with Honda Accord, Acura, Toyota, and more

Cons

  • May require professional installation for first-time users

Frequently Asked Questions

How should I compare these options before buying?

Compare fitment, intended use, durability, and day-to-day practicality first. The right option depends on how the vehicle is actually used, not just the headline features.

Should I verify fitment before ordering?

Yes. Check fitment, load rating, and clearance requirements before ordering any vehicle accessory or replacement part.

Kenny, Owner & Lead Mechanic
Kenny

Truck repair expert at Clermont Truck Repair, Brooklyn NY. Specializes in diesel engines, fleet maintenance, and heavy-duty truck repairs.

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