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If you own a 2017-2022 Honda CR-V, swapping worn spark plugs can noticeably improve idle quality, throttle response, and fuel economy. The right spark plugs reduce misfires and make cold starts more dependable without undue maintenance headaches. This guide covers our six shortlisted spark plugs chosen for this generation of CR-V and explains the practical differences that matter to owners. We evaluate each option on durability, heat range compatibility, and ease of installation so you can pick the plug that best matches your driving habits and maintenance routine. Read on for clear guidance about replacement intervals, gap settings, and installation tips before the product list.
Looking for other parts? See all Honda CR-V parts & accessories.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | NGK Laser Iridium Spark Plug (Box of 4) |  |
| Best Quality Built to a higher standard if you want something more solid | X4XZ 95660 Double Iridium Spark Plugs (4-pack) |  |
| Best Value The sweet spot between price and what you get | A-Premium Iridium Platinum Spark Plugs (Pack of 4) |  |
| Best Budget The cheapest option that still gets the job done reliably | A-Premium Platinum Iridium Spark Plugs, Pack of 4 |  |
| Highest Rated A top-rated pick with lots of positive feedback | NGK Iridium IX Spark Plugs, 4-Pack (compatible with Honda CR-V 2.4L 2015–2019) |  |
| Most Popular A crowd favorite that many people choose with confidence | NGK Iridium IX Spark Plug LKAR7BIX-11S, 4-Pack |  |
1. NGK Laser Iridium Spark Plug (Box of 4)
| Thread Size | 12×1.25 |
|---|---|
| Gap Size | 0.75 Millimeters |
| Core Material | Iridium |
| Automotive Fit Type | Vehicle Specific Fit |
These iridium spark plugs are designed as a direct replacement for vehicle-specific ignition service. In daily use they provide the finer electrode tip and tighter gap characteristic of iridium plugs, which helps maintain consistent combustion, steady throttle response, and longer service life compared with conventional plugs. The product is sold in a four-pack and lists a 0.75 mm gap and 12×1.25 thread size for correct fitment to the specified engine. Practical benefits include reduced misfires and longer intervals between replacements, making them a good choice for routine maintenance or a tune-up. Important limitations are that fitment is vehicle-specific so you must confirm compatibility with the exact CR-V model and engine, and the listing does not include installers or torque specifications so basic tools and attention to correct installation are required. These are a maintenance-oriented upgrade rather than a performance-only part, so expect durability gains more than dramatic power increases.
Best for: Buyers seeking a reliable, longer-lasting replacement spark plug for routine maintenance and steady everyday drivability who prioritize durability and fewer service intervals over outright performance gains.
Less Ideal for: Drivers wanting maximum horsepower or race-level ignition upgrades should consider specialized performance plugs or an ignition system upgrade instead.
- Iridium core for longer electrode life and consistent spark performance
- Pre-set 0.75 mm gap for correct ignition timing and easier installation
- Vehicle-specific thread size and fit type to match factory replacement requirements
- Pack of four covers a full-engine replacement for four-cylinder engines
- Fitment must be verified for exact model and engine since listing is vehicle specific
Verdict: Choose these iridium plugs if you want a durable, factory-fit replacement that improves longevity and day-to-day drivability for your CR-V.
2. X4XZ 95660 Double Iridium Spark Plugs (4-pack)
| Brand Name | X4XZ |
|---|---|
| Manufacturer Part Number | 95660 |
| Included Components | Double Iridium Spark Plugs x4 |
| Automotive Fit Type | Vehicle Specific Fit |
These X4XZ 95660 double iridium spark plugs are sold as direct, vehicle-specific replacements and aim to upgrade ignition reliability and longevity compared with standard plugs. In use they replace the factory plugs one-for-one and are intended to improve cold-starting, throttle response, and smoothness through an iridium center electrode that promotes consistent sparking. The listing highlights a long service life and claims up to 100,000 kilometers under normal conditions, which suits drivers who want less frequent plug changes. Installation is straightforward for anyone comfortable with basic engine work since the plugs match factory fitment numbers. The practical benefits are quicker starts, steadier idle, and potential fuel economy gains from cleaner, more consistent combustion. Limits to keep in mind are that longevity claims depend on driving conditions and maintenance, and fitment is vehicle-specific so confirm the exact part number for your CR-V year and engine before buying. The kit does not include an instruction manual but comes with one year of product service support.
Best for: Drivers focused on stronger ignition performance and reduced replacement frequency for routine maintenance on their CR-V who prefer a higher-performance, longer-lasting plug over basic copper or platinum options.
Less Ideal for: DIY beginners who are uncomfortable confirming precise part numbers or performing spark plug replacement without professional help should consider having installation done by a technician.
- Double iridium electrodes for improved ignitability and longer service life
- Vehicle-specific fit matching listed factory part numbers for straightforward replacement
- Designed to improve cold starts, idle smoothness, and throttle response
- Pack of four covers a complete 4-cylinder tune-up
- Manufacturer longevity claim (100,000 km) will vary with driving conditions and is not guaranteed for every use case
Verdict: Choose these double iridium plugs if you want a direct-fit, longer-lasting ignition upgrade that sharpens starts and throttle response on a 2017–2022 Honda CR-V.
3. A-Premium Iridium Platinum Spark Plugs (Pack of 4)
| Center electrode tip material | Iridium |
|---|---|
| Center electrode core material | Platinum |
| Resistance (ohms) | 5000 |
| Gap size | 0.040/0.044 in |
| Thread size | M12 x 1.25 mm |
These A-Premium iridium platinum spark plugs replace four factory-type plugs and are intended for direct fitment on many late-model compact and midsize cars including the Honda CR-V in the covered years. They combine an iridium tip with a platinum core for a durable spark electrode and list a factory-style thread and reach for straightforward installation. In everyday use they aim to restore smooth idle, reliable starts, and consistent combustion while extending replacement intervals compared with plain copper plugs. Practical features include a 0.040/0.044 inch gap, a 12 mm thread, and a specified resistance rating for compatibility with modern ignition systems. Buyers should watch for quality control variability reported by some users, since gap consistency and occasional misfit reports mean verifying gap and fit before installation is wise. For routine maintenance on a CR-V these plugs offer good value, but keep a gap tool on hand and inspect each plug before assembly to avoid driveability issues.
Best for: A practical buyer who wants a cost-effective, longer‑life replacement that restores smooth running and extends service intervals on routine-maintenance CR-V engines.
Less Ideal for: Users who prefer strictly brand-name OEM replacements or those who expect perfect out-of-box gap consistency without checking each plug first.
- Iridium center tip with platinum core for longer service life than copper plugs
- Pack of four provides a full set for a four-cylinder engine
- Factory-compatible thread size and reach for straightforward installation
- Pre-set gap options compatible with many modern engines
- Reported quality control issues leading to inconsistent gap measurements between plugs
Verdict: A budget-conscious, longer-life replacement that restores smooth operation on a 2017–2022 CR-V when you inspect and gap each plug before installation.
4. A-Premium Platinum Iridium Spark Plugs, Pack of 4
| Thread Size | M12 x 1.25 mm |
|---|---|
| Top Material Type | Iridium |
| Core Material | Platinum |
| Resistance | 5000 ohms |
| Gap Size | 0.030 in |
These A-Premium spark plugs are a budget-friendly replacement designed for 1.5L turbo Honda engines in Civic and CR-V model years listed. They use an iridium-tipped center electrode with a platinum core and arrive pre-gapped near 0.030 inch, which makes installation straightforward for DIYers and mechanics. In everyday use they aim to restore smooth idle, steady combustion, and the throttle response you expect after an engine tune-up. Reviewers report improved fuel economy and OEM-like performance when gaps are confirmed and adjusted to factory spec. The package includes protective sleeves and treated threads to ease installation. Limitations to be aware of: quality control appears inconsistent across batches so checking and re-gapping each plug before fitting is recommended, and a few buyers reported fitment or misfire issues when the gap or part selection did not match their specific submodel. For routine replacement at long intervals these plugs offer solid value, but buyers who want guaranteed factory-brand consistency may prefer a dealer or premium aftermarket option.
Best for: Buyers looking for an affordable, DIY-friendly replacement set for routine spark plug servicing on 1.5L Honda turbo engines who prioritize value over name-brand assurance.
Less Ideal for: Drivers who need guaranteed factory-brand parts or those who prefer manufacturer-backed reliability and tighter quality control should consider OEM or premium branded plugs instead.
- Iridium tip with platinum core designed for stronger ignition and longer service life
- Pre-gapped close to 0.030 inch and shipped with protective sleeves for easy installation
- Pack of four tailored to the 1.5L Honda turbo engines used in Civic and CR-V
- Multiple user reports of improved idle smoothness and modest fuel economy gains
- Inconsistent quality control means some units may arrive with incorrect gap or cause misfire
- Not all listings match every submodel precisely so double-check fitment before installation
Verdict: A cost-effective, pre-gapped platinum-iridium replacement set that restores ignition performance for 1.5L Honda turbo engines when you verify fitment and gap before install.
5. NGK Iridium IX Spark Plugs, 4-Pack (compatible with Honda CR-V 2.4L 2015–2019)
| Brand | Sixity Auto |
|---|---|
| Manufacturer | Sixity Auto |
| Compatible engine | 2.4L L4 (Honda CR‑V 2015–2019) |
| Pack quantity | 4 |
| Core material | 98 percent copper core |
These NGK Iridium IX spark plugs are a direct-replacement option for the 2.4L Honda CR-V and are built around a fine iridium center electrode to improve ignitability and durability. In typical use they replace worn stock plugs during routine tuneups and aim to restore crisp throttle response, steadier idling, and reliable cold starts. Notable features shown in the listing include a tapered-cut ground electrode for better spark exposure, a high-purity copper core for heat transfer, and factory-style fitment to match the vehicle application. Practically, that means a more complete burn of the air-fuel mixture and longer intervals between plug changes compared with standard copper plugs. The product comes in a four-pack to cover a full 4-cylinder service and ships with original-style packaging. Limitations are minor: these are replacement plugs rather than a performance upgrade for heavily modified engines, and fitment is limited to the specified 2.4L CR-V years so double-check vehicle compatibility before installing.
Best for: Buyers who prioritize dependable day‑to‑day reliability and want a long‑lasting, factory‑style replacement plug for regular maintenance on a 2.4L Honda CR‑V.
Less Ideal for: Drivers building a high‑output or heavily modified engine who need performance-specific spark plugs or different heat ranges.
- Iridium center electrode improves ignition reliability and extends service life
- Tapered-cut ground electrode enhances spark exposure for more complete combustion
- Designed as direct-fit replacements for the 2.4L Honda CR-V for simple installation
- Four-pack covers all cylinders for a complete tuneup in one purchase
- Not intended as a high-performance upgrade for modified engines
Verdict: Choose these NGK Iridium IX plugs when you want a dependable, long‑life factory-quality replacement that restores reliable ignition and smooth operation for the 2.4L Honda CR‑V.
6. NGK Iridium IX Spark Plug LKAR7BIX-11S, 4-Pack
| Core Material | Iridium |
|---|---|
| Thread Size | M14 x 1.25 |
| Vehicle Service Type | Car, Truck |
| Manufacturer Part Number | 93501 |
These NGK Iridium IX plugs are engineered for improved ignition performance and durability compared with standard plugs. The fine 0.6 mm iridium tip and tapered ground electrode produce a concentrated, stable spark that helps throttle response and smoother idling, while the longer insulator nose and corrugated ribs reduce fouling and flashover in everyday driving. They come pre-gapped from the factory but may require a specific thin spark plug socket or careful gapping adjustment for some engines. Installation is straightforward for anyone comfortable with basic engine work, and users report immediate improvements in responsiveness and resolving misfire codes on worn engines. The iridium alloy and laser-welded tip aim to extend service life, but a small portion of buyers have reported premature wear, so monitor performance after replacement. These plugs are a practical upgrade for drivers seeking factory-quality fit and better midrange throttle feel without modifying the ignition system.
Best for: Buyers who value proven, factory-quality replacement plugs and want improved throttle response and smoother idle while relying on broad user experience to reduce risk.
Less Ideal for: Drivers looking for a budget nickel replacement or those who need an ultra-long warranty-backed heavy-duty option should consider alternatives tailored to those priorities.
- Fine 0.6 mm iridium tip for concentrated, consistent sparks
- Tapered ground electrode and longer insulator nose reduce quenching and fouling
- Laser-welded construction and iridium alloy for extended durability
- Pre-gapped from factory for convenient installation
- Some users report premature tip wear on high-mileage or heavy-use engines
Verdict: Choose these NGK Iridium IX plugs if you want a factory-quality, performance-oriented replacement that typically improves throttle response and fixes misfire problems.
Choosing the Right 2017-2022 Honda CR-V Spark Plug: Key Factors to Consider
Electrode Material and Longevity
Electrode composition directly affects how long a plug delivers consistent spark energy. Iridium and platinum alloys generally resist wear longer than basic copper cores, which means the CR-V will keep a steady idle and consistent fuel burn for more miles. Longevity matters because replacing plugs too frequently raises maintenance time and costs.
Longer-life materials typically maintain a stable spark gap, reducing the chance of misfires as mileage climbs. However, longer-life plugs can cost more up front, so consider your expected service interval and whether a longer-lasting plug reduces overall downtime for your routine.
Heat Range Compatibility
Heat range determines how the plug dissipates combustion heat; the correct range prevents fouling from being too cold and pre-ignition if too hot. For the 2017-2022 CR-V, choose plugs with heat characteristics suited to normal driving and any higher-load use like highway hauling or towing. A plug that runs too hot can accelerate electrode wear, while one that runs too cool will foul and cause misfires.
Matching heat range to your driving profile helps preserve engine smoothness and reduces the chance of cold-start misfire symptoms. If you frequently drive short trips or in stop-and-go traffic, favor a slightly hotter-running plug to avoid deposits. For sustained high-load driving, favor a cooler-running option to resist overheating.
Correct Thread Size and Reach
Thread size, pitch, and reach must match the CR-V cylinder head to ensure proper seating and heat transfer. A plug with the wrong reach can either protrude and risk piston contact or sit too short and create hot spots, both causing engine damage or combustion issues. Confirm OEM-equivalent thread dimensions when selecting replacement plugs for this CR-V generation.
Correct seating also ensures the gasket or washer compresses correctly, maintaining a reliable seal and stable combustion conditions. Using the correct thread and reach reduces the chance of cross-threading and makes installation and future removal easier.
Spark Gap and Gap Retention
The initial spark gap affects ignition energy and combustion stability. Many long-life plugs are pre-gapped, but you should verify the gap before installation. A plug that holds its gap under high mileage helps prevent engine misfires that are often intermittent and hard to diagnose. Gap retention depends on electrode material and design.
For the CR-V, maintaining the recommended gap ensures even cylinder-to-cylinder performance. If you perform gap adjustments, use proper tools and avoid deforming the electrode. Consider plugs that are less prone to gap erosion if you prefer longer service intervals.
Installation and Maintenance Practicalities
Ease of installation affects whether you can do the job yourself or need professional service. Factors include whether a plug requires anti-seize compound, the recommended torque, and if it uses a crush washer or gasket. Correct torque and installation technique prevent stripped threads and ensure heat transfer.
Also consider accessibility in the CR-V engine bay; some plugs sit deeper and require extensions or specific socket sizes. If you plan DIY replacement, choose plugs with clear torque specs and minimal special handling to lower the chance of installation mistakes.
Driving Style and Expected Service Interval
Your driving patterns influence the best plug choice. Frequent short trips and stop-and-go urban use encourage deposits, so a plug that resists fouling is beneficial. Conversely, mostly highway driving generates higher sustained combustion temperatures, which affects heat range selection and can favor plugs with robust electrode tips.
Estimate your service intervals based on annual mileage and select plugs whose documented life aligns with that maintenance rhythm. Matching plug longevity to your maintenance schedule minimizes unplanned work and keeps the CR-V running smoothly between services.
When to Replace Spark Plugs on a 2017-2022 CR-V
Typical replacement intervals vary with plug type and driving conditions. Long-life iridium or platinum plugs often have recommended intervals of many tens of thousands of miles, while conventional copper plugs require more frequent attention. Pay attention to symptoms such as rough idle, reduced fuel economy, or a stubborn cold start misfire, which often signal a need for replacement.
Also factor in service history: if the plugs' age is uncertain, replacing them on schedule avoids intermittent misfires that can be difficult to trace. Always follow the vehicle's maintenance manual for baseline intervals and adjust earlier if you observe ignition-related symptoms.
- Watch for rough idle or hesitation under acceleration.
- Reduced fuel efficiency or increased emissions can indicate worn plugs.
- Cold-start misfire or difficulty starting after long parking is a common sign.
How Gap Settings Affect CR-V Engine Performance
The spark plug gap controls the size of the spark and influences combustion stability. A gap that is too wide can cause weak ignition and misfires, while a gap that is too narrow can reduce combustion efficiency. For the CR-V, verifying the gap spec and confirming the plug holds that gap under mileage helps preserve smooth operation.
If you need to adjust the gap, use a proper feeler gauge and gap tool. Avoid bending the side electrode repeatedly, which can damage the electrode or cause poor gap retention.
- Verify pre-gapped plugs before installing.
- Use the vehicle-recommended gap tolerance when setting plugs.
- Avoid over-bending electrodes during adjustment.
Symptoms That Point to a Faulty Spark Plug
Several common symptoms suggest a failing spark plug, including engine misfire under load, rough idle, stuttering at low rpm, and reduced fuel economy. Cold-start misfire or hard starting after the vehicle sits overnight can also indicate fouled or worn plugs. These symptoms often overlap with other ignition or fuel system issues, so inspect plugs as part of a broader diagnostic routine.
When diagnosing, remove and visually inspect plugs for electrode wear, deposits, or oil fouling. The condition of the plug tip provides clues about combustion and whether the heat range or fuel mixture is out of specification.
- Misfire codes or check engine light related to ignition.
- Visible electrode erosion or heavy carbon deposits.
- Oil on the plug tip may indicate valve cover gasket or seal issues.
DIY Replacement Tips for the CR-V Owner
If you plan to replace spark plugs yourself, gather the correct socket, torque wrench, and gap tool before starting. Work on a cool engine and take care when removing ignition coils to avoid damaging connectors. Clean the plug wells of debris before loosening plugs to prevent ingress of dirt into the combustion chamber.
Use the recommended torque and thread engagement practices. If the replacement plug recommends anti-seize, follow the installer guidance sparingly to avoid over-torquing. After installation, start the engine and listen for stable idle; recheck torque after a short drive if the manufacturer suggests it.
- Work on a cool engine and keep the area clean to prevent contamination.
- Label coils or wires to maintain cylinder order.
- Use a torque wrench to the recommended spec to avoid thread damage.
Understanding Heat Range and Your Driving Conditions
Heat range is a balance between clearing deposits and avoiding pre-ignition. For normal mixed driving on the 2017-2022 CR-V, choose plugs with a heat range that resists fouling without running overly hot. If you frequently operate at sustained high loads, favor a slightly colder plug to keep tip temperatures in a safe range.
Consult your maintenance schedule and adjust heat-range selection to reflect city versus highway use. Choosing the right heat range reduces the likelihood of engine knocks and preserves electrode life.
- Short trips tend to favor hotter plugs to prevent deposits.
- High-load highway or towing use tends to favor colder plugs.
- When in doubt, follow manufacturer guidance and adjust for driving habits.
Still looking for the perfect fit?
Select your Honda CR-V configuration to see the most relevant Spark Plugs recommendations
How We Chose the Best 2017-2022 Honda CR-V Spark Plug
We prioritized criteria that directly affect performance and longevity for the 2017-2022 Honda CR-V. First, material construction was a primary filter because electrode composition determines wear rate and ignition consistency. Second, heat range compatibility mattered since the CR-V engine operating characteristics require plugs that manage combustion temperature without fouling or pre-ignition. Third, lifespan and service interval recommendations were considered to balance maintenance frequency with cost of ownership. Fourth, fitment and OEM-equivalent thread size and reach were verified to ensure correct seating in the CR-V's cylinder head. Fifth, spark gap tolerance and the ability to hold a stable gap under mileage were assessed because gap drift leads to misfires. Finally, we looked at ease of installation factors such as built-in gaskets, anti-seize requirements, and recommended torque values to reduce installation errors. We excluded any options that did not match the CR-V's thread dimensions, required nonstandard adapters, or had insufficient documented heat-range info. We also filtered out plugs with unclear longevity data or those known to require excessive maintenance to maintain proper gap.
Our full evaluation process is outlined in our review methodology.
FAQ
How often should I replace spark plugs on a 2017-2022 Honda CR-V?
Replacement interval depends on the plug type and driving habits. Long-life iridium or platinum plugs often last much longer than conventional copper plugs, but frequent short trips or heavy loads can shorten life. Refer to your service schedule and inspect plugs if you notice misfire symptoms.
Can I change the spark plugs myself on this CR-V generation?
Yes, many owners can do the job with basic tools, a correct socket, and a torque wrench. Work on a cool engine, keep the plug wells clean, and follow torque and gap specs. If access is tight or you are unsure about torque, seek professional assistance.
What are the signs a spark plug is failing in my CR-V?
Common signs include rough idle, hesitation under acceleration, decreased fuel economy, and occasional misfire codes. Cold-start difficulty or recurrent misfires after sitting can also point to fouled or worn plugs.
Should I re-gap pre-gapped long-life plugs before installation?
It is good practice to verify the gap before installation even if plugs are advertised as pre-gapped. Use a proper feeler gauge and adjust carefully if needed, but avoid repeatedly bending the electrode which can reduce gap retention.
Does heat range choice matter for everyday driving in a CR-V?
Yes, heat range affects fouling and electrode life. For typical mixed driving, choose a heat range specified for the vehicle that balances deposit resistance and avoidance of overheating. Adjust if your driving is dominated by short trips or heavy sustained loads.
Final Verdict
Prioritize correct fitment, the appropriate heat range, and a durable electrode material when selecting spark plugs for your 2017-2022 Honda CR-V. Match the plug life to your maintenance rhythm and your driving habits to minimize service frequency while avoiding misfires. By focusing on gap retention, proper installation, and heat-range compatibility you can restore reliable starts and smooth running without unnecessary replacement work.
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