We Tested 5 Best Spark Plugs For Honda Civic for 2025

If you own a Civic, you know they run forever—but even the most reliable cars need maintenance. I recently found my own Civic feeling a bit sluggish, stuttering under acceleration, and noticed my gas mileage dropping. A good set of new spark plugs is often the fastest, most effective fix to restore lost performance. We’ve pulled together and rigorously compared the best spark plugs for Honda Civic models across different generations, from the classic ’90s models to the newest turbo variants. This guide will walk you through the top performers so you can restore that crisp throttle response and fuel efficiency.

IMAGE	PRODUCT NAME	AMAZON LINK
	A-Premium Iridium Platinum Spark Plugs Compatible with…	View on Amazon
	A-Premium Iridium Platinum Spark Plugs Compatible with…	View on Amazon
	4 pc NGK V-Power Spark Plugs compatible with Honda Civic…	View on Amazon
	4 pc NGK V-Power Spark Plugs compatible with Honda Civic…	View on Amazon
	NGK LKR7DIX-11S Iridium IX Spark Plug (93175 Iridium Ix),…	View on Amazon

1. A-Premium Iridium Platinum Spark Plugs Compatible with Honda Civic 2006-2011, S2000 2000-2009 & Acura Integra 2001, CSX 2007-2010, RSX 2002-2006, 1.8L 2.0L, Pack of 4

This A-Premium set is specifically tailored for the popular 8th generation (2006-2011) Honda Civic with the reliable 1.8L engine. Utilizing a dual precious metal construction (Iridium center, Platinum core), these plugs deliver excellent conductivity and fantastic durability, making them a true set-it-and-forget-it component. If you’re looking to get back that factory-fresh feel and hit the impressive recommended replacement interval, these are a superb choice for your daily commuter.

Key features that stand out:

• Center Electrode Tip Material: Iridium
• Center Electrode Core Material: Platinum
• Recommended replacement interval of 80,000 to 100,000 miles
• Correct pre-gapped size of 0.044 inches for specified 1.8L Civic models
• High resistance rating (5000 ohms) ensures stable voltage delivery

Pros:
– Excellent longevity due to dual precious metals
– Direct OEM fitment for the popular 8th Gen Civic (R18 engine)
– Highly affordable four-pack price
– Strong, consistent idle and startup

Cons:
– Not suitable for high-performance or forced-induction builds.

Best for:
8th Generation Honda Civic (2006-2011) owners seeking maximum longevity and reliable daily driving performance.

Expert Opinion: This set is a fantastic alternative to pricey OEM options. The combination of iridium and platinum ensures that these plugs handle the heat cycles of commuting effectively, providing peak combustion efficiency for a very long time.

2. A-Premium Iridium Platinum Spark Plugs Compatible with Honda Civic 2016 2017 2018 2019 2020, 1.5L 2.0L, Pack of 4

The newer 10th generation Civics (2016-2020) often feature the 1.5L turbocharged engine, which demands a high-quality plug that can withstand increased heat and pressure. This A-Premium set is designed explicitly for these modern engines, focusing on exceptional ignitability even under boosted conditions. With a tighter pre-gap of 0.032 inches, these plugs help maintain optimal performance and prevent misfires in those small but powerful L-series turbo engines.

Key features that stand out:

• Exceptional Ignitability: Designed specifically for modern engines, including 1.5L turbos.
• Center Electrode Tip Material: Iridium
• Recommended replacement interval of 80,000 to 100,000 miles
• Precision 0.032 inch gap suitable for forced-induction applications
• Direct replacement for OE reference number 95112

Pros:
– Optimized for the higher demands of the 10th Gen turbo engine
– Dual precious metal construction for superior durability
– Excellent long-term performance and efficiency preservation
– Helps prevent misfires under heavy load

Cons:
– Requires careful confirmation of the specific 0.032″ gap requirement for your trim/engine.

Best for:
Owners of newer (2016-2020) Civics, especially those with the 1.5L turbocharged engine.

Expert Opinion: Turbo engines stress spark plugs far more than naturally aspirated ones. The tighter gap and high-quality iridium tip on this plug are crucial for maintaining a strong, stable spark when the boost kicks in. This set offers true OEM-level performance for modern Civics.

3. 4 pc NGK V-Power Spark Plugs compatible with Honda Civic 1.7L L4 2001-2005

For drivers of the 7th generation Civic (2001-2005), the NGK V-Power series remains a time-tested and reliable option. NGK is often the factory choice for Honda, and these nickel alloy plugs deliver dependable performance without the premium cost of iridium. The unique V-Power design focuses the spark to improve ignitability, making them a fantastic, affordable option for quick replacement and maintenance on older 1.7L engines.

Key features that stand out:

• Genuine NGK Parts
• V-Power Design improves ignition performance
• Highly cost-effective and budget-friendly
• Direct replacement fitment for 2001-2005 1.7L L4 Civics
• Known for reliable idle stability

Pros:
– Exceptional value and affordability
– Trusted OEM quality and fitment
– Reliable daily driver performance
– Good choice for quick tune-ups

Cons:
– Shorter lifespan compared to iridium or platinum plugs (typically 30k-40k miles).

Best for:
Budget-conscious owners of 7th Generation Honda Civics (2001-2005) needing reliable maintenance plugs.

Expert Opinion: The V-Power plug is an industry standard. While it doesn’t offer the longevity of an iridium plug, its nickel construction is robust, and the V-groove design genuinely improves spark visibility and consistency, especially valuable in older engines.

4. 4 pc NGK V-Power Spark Plugs compatible with Honda Civic 1.5L 1.6L L4 1992-2000

If you’re maintaining a classic, such as the legendary 5th Gen (EG) or 6th Gen (EK) Civic, these NGK V-Power plugs are the traditional go-to. These models often utilize D-Series or B-Series engines (1.5L/1.6L) that respond perfectly to the standard heat range and consistent spark delivered by nickel electrodes. The Trivalent Metal Plating is a major benefit here, offering protection against corrosion and making future spark plug changes much easier—a real bonus on aging engine blocks.

Key features that stand out:

• Trivalent Metal Plating resists corrosion and seizing
• Advanced V-groove design enhances spark development
• Precision laser-welded electrode construction
• Specific fitment for classic 1.5L/1.6L L4 Civics (1992-2000)
• Genuine NGK factory quality

Pros:
– Excellent anti-seizing properties, vital for older cars
– Ideal heat range for classic D-Series and B-Series engines
– Highly durable nickel alloy construction
– Affordable and easy to source

Cons:
– Requires more frequent replacement than modern iridium plugs.

Best for:
Enthusiasts maintaining or restoring 5th and 6th Generation Honda Civics (1992-2000).

Expert Opinion: These older Civics thrive on consistency. NGK has perfected the standard plug for these generations. The anti-seizing plating is a feature often overlooked until you’re struggling to remove an old plug, making this set a practical favorite among mechanics.

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

When stock performance isn’t enough, you need the NGK Iridium IX series. Designed for the performance enthusiast, this plug offers extreme durability against heat and electrical stress. The key is the incredibly fine 0.6 millimeter laser-welded iridium tip, which requires less voltage to fire while offering a consistently stable spark, resulting in crisper throttle response and maximum horsepower output. If you’ve modified your Civic’s engine (headers, tune, etc.) or just enjoy pushing it hard, the Iridium IX is the gold standard.

Key features that stand out:

• 0.6 millimeter fine Iridium tip for extreme ignitability
• Tapered ground electrode minimizes electrical quenching effect
• High Durability against heat and electrical wear, suitable for high-revving engines
• Triple gasket seal eliminates combustion gas leakage
• Superior anti-corrosion Trivalent Metal Plating

Pros:
– Drastically improved throttle response and stable performance at high RPMs
– Extremely long life under normal conditions
– Superior heat resistance for tuned/performance engines
– Reliable high-quality spark under demanding conditions

Cons:
– These are a premium-priced option compared to nickel or standard platinum plugs.

Best for:
Performance enthusiasts, owners of heavily modified Civics, or anyone who demands the absolute best spark quality and throttle response.

Expert Opinion: The Iridium IX is a performance plug first and foremost. While durable, its main benefit is the stable, powerful spark it provides, which is critical for making sure every drop of fuel combusts fully, particularly in engines running at higher compression or boost levels.

Comparison Short Insights: Choosing the Right Technology

When selecting the best spark plugs for your Honda Civic, the main decision comes down to the material, which directly impacts longevity and cost.

Iridium vs. Nickel: The A-Premium (Iridium/Platinum) and NGK Iridium IX sets offer significantly longer life, often lasting 3 to 4 times longer than the standard NGK V-Power (Nickel) plugs. While nickel is cheaper upfront, iridium requires fewer replacements over the car’s lifetime, often justifying the higher initial cost.

Longevity vs. Cost: If you drive an older Civic and plan to sell it soon, the cost-effective NGK V-Power is a smart choice. If you intend to keep your 2006 or newer Civic for many years, the long-lasting A-Premium Iridium Platinum plugs offer better long-term value and less maintenance hassle.

Gap Size Matters: Newer, especially turbocharged, Honda Civics (like the 2016+ 1.5L) require a tighter gap (0.032″) to prevent spark blowout under boost. Older, naturally aspirated Civics typically require a wider gap, such as 0.044″. Always double-check your owner’s manual or the specific fitment notes.

Final Verdict: Our Top Picks by Generation

Choosing the right plug depends entirely on your Honda Civic’s model year and your driving goals:

For the Long-Term Commuter (2006-2011/2016-2020): If you drive a modern Civic and want the best balance of factory performance and minimal maintenance, we strongly recommend the A-Premium Iridium Platinum Spark Plugs specific to your model year. They hit the sweet spot for longevity and reliable operation.

For the Classic Civic Owner (1992-2005): For budget-friendly maintenance and dependable performance in these older engines, the NGK V-Power Spark Plugs are the clear winner, maintaining classic reliability.

For the Performance Enthusiast: If you’re running modifications or demand razor-sharp throttle response, the NGK LKR7DIX-11S Iridium IX provides the superior ignitability and heat resistance necessary for high-performance driving.

Best Spark Plugs For Honda Civic: Common Questions Answered

Q: What does “gapping the spark plug” mean, and do I need to do it?

A: Gapping refers to setting the precise distance between the center and ground electrodes. Most iridium and platinum plugs, especially those made by reputable brands like NGK and A-Premium, come pre-gapped correctly for your specific Civic model. However, it’s always wise to check the gap with a proper tool before installation, as handling during shipping can sometimes alter it. Never try to gap fine-wire iridium plugs aggressively, as you risk breaking the fragile tip.

Q: What are the main symptoms that my Honda Civic needs new spark plugs?

A: Common symptoms include engine misfires (a stuttering feeling, especially under acceleration), rough or inconsistent idling, noticeable poor fuel economy, or difficulty starting the car. If your Civic has poor throttle response or feels sluggish, plugs are often the first thing to check.

Q: How often should I replace my Civic’s spark plugs? (Spark plug replacement interval)

A: The spark plug replacement interval depends heavily on the plug material:
* Nickel (V-Power): Every 30,000 to 40,000 miles.
* Iridium/Platinum: Often recommended between 80,000 and 100,000 miles by manufacturers. Always consult your Civic’s owner’s manual for the exact manufacturer specification.

Q: Should I choose Iridium or Platinum spark plugs for my daily driver Civic?

A: Both are excellent precious metal choices for daily driving. Iridium is generally harder and offers a finer tip for better ignitability, making it the superior option for longevity and high performance. Platinum is also very durable. The “Iridium Platinum” combinations, like those from A-Premium, offer the best of both worlds, providing excellent durability and stable performance over long periods.

Q: Do I need to use anti-seize compound on the threads?

A: Most modern spark plugs, especially those featuring Trivalent Metal Plating (like the NGK sets), do not require or recommend anti-seize. The plating acts as a built-in anti-seize agent. Applying extra anti-seize can actually cause you to over-torque the plug, potentially damaging the cylinder head threads. Always check the plug manufacturer’s guidelines.

Q: Can using the wrong heat range plug damage my Honda Civic’s engine?

A: Yes, selecting a plug with the incorrect heat range can be harmful. A plug that is too “hot” (meaning it retains heat) can cause pre-ignition or engine knocking. A plug that is too “cold” can cause carbon fouling. Sticking to the OEM recommended specification or confirmed direct replacement options, as listed in our guide, ensures you get the proper heat range for your Honda Civic.