A Guide to Spark Plugs for the 2007-2016 Honda Civic
Keep your Civic's engine running smoothly and efficiently with the right set of new spark plugs.
- For best results and longevity, use OEM-equivalent Iridium spark plugs from NGK or Denso.
- Spark plug replacement is a beginner-friendly DIY job that can be done in under an hour with basic tools.
- Symptoms like rough idle, poor gas mileage, and hesitation are strong indicators that your plugs need changing.
- Honda recommends replacement around 100,000 miles for the original iridium plugs.
Is Your Civic Telling You It's Time for New Spark Plugs?
Worn-out spark plugs can cause a variety of noticeable problems. If your Civic feels 'off,' the plugs could be the reason. Common symptoms include a rough idle, where the car shakes or vibrates when stopped. You might also experience engine misfires, which can feel like a hesitation or stumble during acceleration. Other signs are a decrease in fuel economy, difficulty starting the engine, and a general lack of power. These issues occur because a dirty or worn plug can't create a reliable spark, which interrupts the combustion process.
Choosing the Right Aftermarket Spark Plugs for Your Civic
When shopping for spark plugs for your 2007-2016 Civic, you have several great options. For this specific vehicle, the line between "OEM" and "aftermarket" is blurry, which is good news for you.
OEM-Identical Quality: NGK and Denso
Honda uses both NGK and Denso as original equipment (OEM) suppliers for their spark plugs. This means when you buy an NGK Laser Iridium or Denso Iridium plug from an auto parts store, you are often getting the exact same part that would be installed at a dealership, just in a different box and for less money. For the best performance and longest life, sticking with NGK or Denso Iridium plugs is the most recommended choice for any Civic model.
Reputable Aftermarket Brands
Bosch: Bosch offers high-quality Iridium spark plugs that are an excellent alternative to NGK and Denso. They are engineered to meet or exceed OEM specifications and are a trusted choice for many European and domestic vehicles, performing well in Honda engines too. Owner reviews for Bosch Double Iridium plugs are generally positive.
Champion: Champion is another well-known brand that produces reliable spark plugs. While some owners prefer to stick with the Japanese OEM brands for their Honda, Champion Iridium plugs can be a cost-effective and dependable option.
Budget-Friendly Options
Autolite: Autolite plugs are often the most budget-friendly. While some users have reported success, others have experienced issues with premature failure or defects in Honda applications. They may be suitable for older, higher-mileage cars or if you're on a very tight budget, but they may not offer the same longevity as OEM-equivalent iridium plugs.
Skyward: As a value-focused brand, Skyward plugs are designed to be an affordable replacement. They can get the job done, but for a car like the Civic that is designed for reliability and efficiency, investing a few extra dollars in a proven brand like NGK or Denso is generally a better long-term value.
Known Issues, Recalls, or TSBs
Searches of the National Highway Traffic Safety Administration (NHTSA) database and for Technical Service Bulletins (TSBs) did not reveal any specific recalls or widespread issues directly related to the spark plugs on 2007-2016 Honda Civic models. Problems that arise are typically due to normal wear and tear.
Cost Comparison for Spark Plug Replacement
| Category | Price Range (Set of 4) | Notes |
|---|---|---|
| New OEM (Dealership) | $80 - $140 | These are typically NGK or Denso Iridium plugs in Honda packaging. |
| New Aftermarket | $16 - $142 | Top-tier NGK/Denso Iridium plugs are at the higher end of this range, while basic copper plugs are at the lower end. |
| Shop Labor | $97 - $142 | Expect about 0.5 to 1.0 hour of labor for this job. |
Frequently Asked Questions (FAQ)
How often should I change my Civic's spark plugs?
For most 2007-2016 Civics with the standard 1.8L engine, Honda recommends replacing the iridium spark plugs at around 100,000 to 105,000 miles. 🎬 See how to change spark plugs on a 9th Gen Civic. However, your car's Maintenance Minder system will display a code when it's time for service. If you have a high-performance Si model, the interval may be shorter.
What's the difference between Iridium, Platinum, and Copper plugs?
Iridium and Platinum are precious metals that are much harder and more durable than traditional copper. Iridium plugs, which are the OEM type for your Civic, last the longest (around 100,000 miles) and provide the most consistent spark. Platinum plugs are a good mid-grade option, while basic copper plugs are the least expensive but need to be changed much more frequently (often every 30,000 miles).
Do I need to check the gap on my new spark plugs?
Most modern iridium spark plugs from brands like NGK and Denso come pre-gapped from the factory for your specific vehicle. It is always a good practice to verify the gap with a feeler gauge before installation, but you should be very careful not to damage the fine iridium tip. Do not use a coin-style gapper on iridium plugs.
Is this a good DIY job for a beginner?
Yes, for most 2007-2016 Civic models (especially the non-Si versions), changing the spark plugs is a very straightforward and common DIY task. 🎬 Watch this step-by-step guide to replacing your Civic's spark plugs. It requires only basic tools like a ratchet, an extension, a 10mm socket, and a 5/8" spark plug socket. The coils and plugs are easily accessible on top of the engine.
Helpful Videos
Technical Specifications
OEM Part Numbers: 9807B-561BW (NGK IZFR6K-11S for 1.8L, 2007-2011) 9807B-561CW (Denso SKJ20DR-M11S for 1.8L, 2007-2011) 12290-RMX-013 (NGK ILFR6J-11K for Hybrid, 2007) 12290-RMX-014 (Denso SK20HPR-L11 for Hybrid, 2007) 12290-DILZKR7A11GS (NGK for 1.8L, 2012-2015) 12290-SXU22HCR11S (Denso for Si 2.4L, 2012-2015) 12290-59B-003 (NGK ILZKAR8H8S for 1.5L Turbo, 2016) 12290-RDF-A01 (NGK DILKAR7H11GS for 2.0L, 2016)
Socket Size: 5/8 inch. Plug Type: Iridium long-life plugs are standard equipment for most models. The gap is typically pre-set from the factory.
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
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