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If you own a Honda Accord EX, picking the correct oil filter has a direct effect on engine performance and longevity. The wrong filter can allow contaminants through, cause poor oil flow, or develop seal leaks that lead to messy failures. This guide shortlists seven top-rated options that fit the Accord EX and highlights the practical differences that matter for everyday driving and routine maintenance.You will find filters chosen for filtration efficiency, seal and gasket reliability, and compatibility with common oil types. The guide also outlines what to watch for during installation and service so you can make a confident choice and keep the engine running cleanly.
Looking for other parts? See all Honda Accord parts & accessories.
Top Picks at a Glance
| Best Overall The best all-around choice for most situations | Acura (Honda) 15400-PLM-A02 Engine Oil Filter |  |
| Best Quality Built to a higher standard if you want something more solid | Honda Engine Oil Filter with Crush Washers (3-pack) |  |
| Best Value The sweet spot between price and what you get | K&N Select Spin-On Oil Filter SO-1010 |  |
| Best Budget The cheapest option that still gets the job done reliably | Purolator L14610 Premium Engine Protection Spin-On Oil Filter |  |
| Highest Rated A top-rated pick with lots of positive feedback | Mobil 1 Extended Performance Oil Filter M1-110A |  |
| Most Popular A crowd favorite that many people choose with confidence | Bosch 3323 Premium Oil Filter with FILTECH Media |  |
| Best Seller A high-volume bestseller chosen again and again | WIX 57356XP XP Series Oil Filter (Synthetic Oil Compatible) |  |
1. Acura (Honda) 15400-PLM-A02 Engine Oil Filter
| Brand | Honda |
|---|---|
| Material | Metal housing; fibrous filter media |
| Thread Size | M14 x 1.5 |
| Product Grade | Performance Part |
| Model | 15400-PLM-A02 |
This is the factory Honda oil filter (15400-PLM-A02) built to the same specifications used by the dealer. It installs like a standard spin-on filter and is typically used at routine oil changes to trap contaminants and protect the engine. The metal housing and fibrous filter media are durable and deliver consistent filtration performance expected from a factory part. Buyers will appreciate the exact fit and straightforward installation with the listed M14 x 1.5 thread size and universal-fit listing for compatible Honda/Acura applications. The product is basic by design so you are paying for factory quality rather than extra features such as extended-life media or high-capacity canisters found on some premium aftermarket filters. It also does not include extras like a crush washer for the drain plug, so plan to have standard service items on hand. For routine maintenance on a Honda Accord EX, this filter provides reliable, OEM-standard protection at a sensible value.
Best for: Buyers who prioritize factory-fit, reliability, and straightforward maintenance for their Honda Accord and want a direct replacement that matches dealer specifications.
Less Ideal for: Drivers seeking extended-life filters, high-capacity aftermarket performance filters, or a kit that includes additional service parts should consider other options.
- Genuine Honda factory-quality part for exact fit and compatibility
- Durable metal housing with standard fibrous filter media
- Standard M14 x 1.5 thread makes installation simple for anyone familiar with oil changes
- Consistent filtration performance matching dealer replacement specifications
- No included drain plug crush washer or additional service accessories
- Not marketed as an extended-life or high-capacity performance filter
Verdict: Choose this genuine Honda oil filter when you want a factory-quality, exact-fit replacement for routine oil changes on a Honda Accord EX.
2. Honda Engine Oil Filter with Crush Washers (3-pack)
| Brand | Honda |
|---|---|
| Material | Steel, Pleated Filter Paper |
| Thread Size | M16 x 1.5 |
| Number of Items | 3 |
| Automotive Fit Type | Vehicle Specific Fit |
This is a factory-quality Honda oil filter packaged as a three-pack with replacement crush washers. It performs the basic job of trapping dirt and contaminants from engine oil and threads on using the M16 x 1.5 mount specified in the listing. For routine oil changes it offers the confidence of an original manufacturer part and the convenience of two spare filters and multiple crush washers so you can handle several service intervals without buying parts again. The pleated filter media and steel construction indicate a conventional, reliable design rather than a high-flow performance upgrade, so expect factory-caliber filtration and sealing rather than significant gains in oil flow or pressure. Some buyers report lightweight packaging and occasional missing washers, so inspect the kit on arrival. Overall this is a straightforward choice if you want a direct-fit, brand-name replacement and the value of a bundled set for recurring maintenance.
Best for: Buyers who prioritize factory-fit, reliability, and convenience for frequent maintenance and want the security of an original Honda replacement supplied in a multi-pack.
Less Ideal for: Drivers seeking a performance-oriented or high-flow aftermarket oil filter and tuners wanting measurable changes to oil flow or pressure should look elsewhere.
- Genuine Honda part for factory-equivalent fit and sealing
- Three-pack provides spare filters for multiple oil changes
- Includes crush washers for proper drain plug sealing
- Pleated filter media for reliable particle capture
- Not designed as a high-flow or performance-enhancing filter
Verdict: Choose this Honda three-pack when you want factory-quality, direct-fit oil filters and the convenience of spare filters and crush washers for scheduled maintenance.
3. K&N Select Spin-On Oil Filter SO-1010
| Material | Synthetic Blend / Steel |
|---|---|
| Thread Size | M22 X 1.5 |
| Product Grade | Performance Part |
| Model | SO-1010 |
| Efficiency | 99% >30 micron |
The K&N Select SO-1010 is a spin-on oil filter designed to deliver high filtration and long service life for compatible Honda and similar vehicles. It uses pleated synthetic-blend media rated 99% efficient for particles larger than 30 microns and is laboratory tested to meet extended change intervals up to 20,000 miles when following manufacturer guidance. Installation is straightforward thanks to a machined exterior and standard M22 x 1.5 thread size, and users report a reliable fit with no leaks and helpful extras like a crush washer included in the box. The filter is specified to work with all oil types, including full synthetic and blended oils, so it fits different maintenance preferences. Limitations to note are that the 20,000 mile protection depends on following correct oil type and intervals and on driving conditions, and some buyers may prefer a different micron rating if they want finer filtration than 30 microns. For routine maintenance on compatible Honda Accord EX models this unit offers a balance of factory-quality fit and extended-interval performance.
Best for: Buyers who prioritize reliable, longer-change-interval maintenance and want a straightforward, factory-quality replacement that works with synthetic and conventional oils.
Less Ideal for: Drivers seeking the absolute finest particulate filtration for extreme-duty or heavily modified engines should consider filters with finer micron ratings or specialized media.
- High filtration efficiency capturing about 99% of particles larger than 30 microns
- Engine protection rated for extended intervals up to 20,000 miles when used per guidance
- Compatible with all oil types including full synthetic and blends
- Vehicle-specific fit and standard M22 x 1.5 thread for easy installation
- Filtration rating centers on 30 micron particles which is coarser than some finer-element filters
Verdict: Choose the K&N SO-1010 when you want a dependable, vehicle-specific oil filter that supports extended service intervals and works with all oil types.
4. Purolator L14610 Premium Engine Protection Spin-On Oil Filter
| Thread Size | M16 x 1.5 |
|---|---|
| Material | fiber |
| Product Grade | Replacement Part |
| Vehicle Service Type | Car, Truck |
| Model | L14610 |
The Purolator L14610 is a spin-on oil filter built for routine driving and regular oil-change intervals. It uses multi-fiber, high-density media to trap fine particulates and claims up to 96.5% dirt removal power at 20 microns, while an anti-drainback valve helps reduce dry-start wear after short trips. The filter includes a bypass valve to maintain oil flow if the element becomes restricted and has a rugged metal case and reinforced center tube for durability during installation and operation. In practice this model is straightforward to fit and is supplied in vehicle-specific fitments for many Honda Accord years, so installation is usual hand-tighten plus a quarter turn. Limitations are typical for a conventional-design filter: it is intended for routine service intervals (Purolator recommends up to 5,000 miles with conventional oil or follow your owner’s manual) and is not optimized for extended-interval or performance synthetic-focused schedules. For buyers replacing the factory filter on an Accord and following normal maintenance, it offers solid filtration and dependable build quality.
Best for: A practical Accord owner prioritizing reliable, factory-quality filtration on a budget who changes oil at regular intervals and wants a straightforward replacement that fits without modification.
Less Ideal for: Drivers who run extended synthetic oil change intervals, race, or require specialty performance filtration should consider filters designed for long-life or high-flow applications instead.
- Multi-fiber high-density media with high reported dirt removal efficiency
- Silicone anti-drainback valve reduces dry-start wear on short trips
- Rugged internal construction with metal end caps and reinforced center tube
- Bypass valve ensures oil flow if the filter becomes restricted
- Designed for routine 5,000-mile service intervals rather than extended-interval synthetic schedules
Verdict: A dependable, vehicle-specific replacement filter that delivers strong basic filtration and durable construction for Accord owners following routine maintenance.
5. Mobil 1 Extended Performance Oil Filter M1-110A
| Thread Size | 20X1.5 MM; M20 x 1.50 |
|---|---|
| Product Grade | Performance Part |
| Compatible with Vehicle Type | Car, Sports Utility Vehicle, Truck, Van |
| Material Type | Resin |
The Mobil 1 Extended Performance M1-110A is a high-efficiency spin-on oil filter intended to keep engine oil cleaner for longer service intervals. It uses a resin construction and a fine media designed to trap contaminants while maintaining flow, making it suitable for routine oil changes or extended-interval maintenance when paired with compatible motor oil. The filter is marketed for up to 20,000 miles of protection in recommended pairings, which can reduce the frequency of filter swaps for drivers who prioritize long-term protection. Its universal screw-on design with M20 x 1.50 thread fits many applications where that thread spec is required. Practical benefits include strong particle capture, reduced sludge buildup, and a factory-style installation process that any DIYer or technician can perform quickly. Limitations are that extended intervals depend on using the correct oil and following the vehicle manufacturer recommendations, and not every Honda Accord configuration will use this exact thread or fitment so confirming compatibility is necessary.
Best for: Buyers who prioritize long-term engine cleanliness and want a filter that supports extended oil change intervals when used with the recommended motor oil.
Less Ideal for: Drivers who prefer strictly following short, manufacturer-recommended oil change intervals or who have an Accord variant that uses a different filter thread or size should choose a confirmed vehicle-specific replacement.
- Designed for extended protection up to 20,000 miles when used with compatible oil
- High-efficiency media helps reduce sludge and particle buildup
- Resin construction and factory-style spin-on fitment make installation straightforward
- Universal fit designation and common M20 x 1.50 thread size for many vehicles
- Extended interval claims require pairing with specific oil and adherence to manufacturer service limits
Verdict: Choose this filter if you want a factory-style replacement that supports extended oil-change intervals and stronger engine cleanliness when paired with the right motor oil.
6. Bosch 3323 Premium Oil Filter with FILTECH Media
| Thread Size | M20 x 1.50 |
|---|---|
| Outside Diameter | 68 Millimeters |
| Material Type | Silicone |
| Unit Count | 1.0 Count |
The Bosch 3323 is a spin-on replacement oil filter aimed at protecting engines by trapping contaminants in Bosch’s FILTECH media. It installs like a standard cartridge for DIY or shop oil changes and is built with a steel base plate, spiral-wound center tube, and a silicone anti-drain back valve to preserve oil supply at startup. The media is rated to hold up to 14 grams of dirt and claims about 99% filtration efficiency at 20 microns on this model, which translates to fewer abrasive particles circulating in the oil and reduced wear between service intervals. The high-lubricity gasket reduces the chance of leaks while still allowing removal during maintenance. Practical limits: this is a vehicle-specific factory-replacement style filter so fit depends on selecting the correct number for your engine and model year, and long-term filtration performance is hard to verify at home without lab testing. For routine oil changes it provides a durable, measured upgrade over generic budget filters.
Best for: Buyers who prioritize proven filtration and reliable, factory-quality fit for routine oil changes and want social-proof from other owners and installers when choosing a non-OEM option.
Less Ideal for: If you need a universal filter or a specialty high-mileage formulation with additives, this standard Bosch replacement filter is not the right choice.
- High-efficiency FILTECH media that captures fine particles and holds up to 14 grams of dirt
- Robust construction with steel base plate and spiral-wound center tube for consistent fit and internal strength
- Silicone anti-drain back valve to maintain oil supply at startup and reduce dry-start wear
- High-lubricity gasket designed to form a tight seal yet allow easier removal during service
- Fitment is vehicle and engine specific so buyer must confirm the correct model number for their Accord engine
Verdict: Choose the Bosch 3323 when you want a factory-quality replacement filter with high-efficiency FILTECH media and robust construction for reliable engine protection.
7. WIX 57356XP XP Series Oil Filter (Synthetic Oil Compatible)
| Thread Size | 20X1.5 MM |
|---|---|
| Outside Diameter | 2.9 Inches |
| Vehicle Service Type | Car |
| Material | steel |
The WIX 57356XP is a premium spin-on oil filter designed for drivers who use synthetic oil or want longer change intervals. It uses a synthetic-blended media with natural fibers that improves particle capture and increases dirt-holding capacity compared with standard filters, and a silicone anti-drainback valve helps keep oil in the filter during shutdown so the engine gets immediate oil flow at startup. Built to fit specific applications, the filter threads on like a conventional replacement and is suitable for routine DIY changes or shop service. Notable practical benefits are compatibility with synthetic and high-mileage oil schedules and claimed extended intervals up to 20,000 miles under recommended conditions. Real-world caveats include occasional reports of minor manufacturing debris in threads and the usual need to verify exact vehicle fitment before purchase; extended interval claims depend on oil type, driving habits, and following the manufacturer’s maintenance guidance. For drivers seeking stronger filtration and extra margin between oil changes, this filter is a straightforward upgrade from basic replacements.
Best for: Drivers who prioritize extra engine protection and longer oil change intervals and prefer a conservative, higher-quality filter for everyday commuting and occasional heavier use.
Less Ideal for: Drivers who follow very short, frequent oil-change schedules or those who prefer the lowest-cost basic filters for budget-only maintenance.
- Synthetic-blended media improves filtration efficiency and dirt capacity
- Silicone anti-drainback valve preserves oil in the filter for immediate startup protection
- Engineered for vehicle-specific fit for quick, hassle-free installation
- Designed to support extended service intervals when used with synthetic oil
- Extended 20,000-mile interval is conditional and depends on driving pattern and oil choice
Verdict: Choose the WIX 57356XP if you want a higher-grade, synthetic-compatible oil filter that offers stronger filtration and added protection for extended oil-change intervals.
Choosing the Right Honda Accord EX Oil Filter: Key Factors to Consider
Filtration Efficiency and Media Type
Filtration efficiency determines how well the filter removes particles before they circulate through the engine. For the Accord EX this matters because modern engines have tight tolerances and trapped debris can accelerate wear on bearings and valve train components. Look for filters that specify micron ratings and the type of filter media. Synthetic media typically captures finer particles and resists collapse better under high flow than basic cellulose media.
Media construction also affects service life. A denser media may hold more contaminants before restricting oil flow, but it can increase pressure drop. For routine street driving, a balanced media that provides high particle capture without premature restriction is ideal for the Accord EX.
Seal and Gasket Reliability
A proper seal prevents oil leaks and maintains consistent system pressure. For the Accord EX, a poor gasket can lead to oil seepage at the filter base or during removal and installation. Consider filters with high-quality nitrile or silicone gaskets and a consistent bead of sealing compound to ensure a leak-free fit.
Also evaluate anti-drainback valve construction. A reliable valve keeps oil in the filter when the engine is off to prevent dry starts. Materials that remain flexible across temperature extremes reduce the chance of valve hardening or deformation, which can otherwise lead to oil pressure problems on restart.
Flow Characteristics and Bypass Valve Behavior
Oil must circulate freely through the filter at all engine speeds. Filters include bypass valves that open when the media becomes too restrictive or during cold starts when oil is thick. For the Accord EX, a responsive bypass valve prevents oil starvation in critical moments while avoiding unnecessary unfiltered flow.
Good designs open at appropriate pressures and reseal cleanly. A bypass that opens too early lets contaminants pass through, while one that opens too late risks restricted oil flow. Seek filters tested for flow versus pressure characteristics to match the Accord EX's oil pump and typical operating pressures.
Compatibility With Oil Type and Service Interval
Different filters perform better with conventional versus synthetic oil. Synthetic oil can carry different contaminant loads and may allow longer drain intervals. When choosing a filter for the Accord EX, confirm the manufacturer recommends the filter for the oil type and desired service interval.
If you plan extended oil change intervals with synthetic oil, choose filters rated for higher contaminant-holding capacity and long-term structural integrity. For frequent changes, a standard filter with reliable media and seals is sufficient and more cost-effective.
Construction Quality and Canister Strength
The physical strength of the canister and end caps affects durability during installation and operation. A sturdy steel canister resists deformation from tightening and road debris. For the Accord EX, a robust canister reduces the risk of crushing or denting that could compromise the seal and lead to leaks.
Look for consistent thread machining and plate thickness. Well-built end caps and crimping keep the media correctly positioned and prevent bypass around the media element, which protects engine internals from contaminants.
Ease of Installation and Serviceability
Routine oil changes should be straightforward for the Accord EX. Filters with clear torque guidance, a comfortable knurled surface or hex nut for removal, and a gasket designed to remain in place simplify service. Some filters include features that reduce the chance of cross-threading or allow hand-starting before final tightening.
Ease of installation also ties to gasket design and anti-drainback valve placement. A gasket that stays seated and an anti-drainback valve that does not protrude excessively make filter swaps cleaner and faster, reducing the risk of misinstallation-related leaks.
Selecting the Right Filter Size and Fit
Confirming the correct physical fit is the first step when replacing the oil filter on a Honda Accord EX. The correct thread pitch, gasket outer diameter, and overall canister length ensure a proper seal and prevent contact with underbody components. Using a filter that deviates from the required dimensions can result in poor sealing or interference during engine operation.
- Verify thread type and pitch match the engine's filter housing.
- Check gasket outer diameter and face seating dimensions.
- Confirm overall canister length clears nearby engine or frame components.
Interpreting Micron Ratings and What They Mean
Manufacturers sometimes publish micron ratings that indicate the smallest particle size the media captures at a specified efficiency. For the Accord EX, focus on realistic efficiency numbers rather than marketing claims. A filter that traps smaller particles at high efficiency will better protect modern engine parts, but also watch for excessive pressure drop as the media loads with debris.
- Look for stated efficiency at 20 microns or lower for effective protection.
- Consider media that balances capture efficiency with acceptable flow pressure drop.
When to Use Synthetic-Compatible Filters
Synthetic oils are commonly used in modern service intervals and can be paired with filters designed to handle finer contaminants and longer durations. If you plan to use synthetic oil or extend your drain interval, choose filters that explicitly state compatibility with synthetic oil and demonstrate higher contaminant capacity. That reduces the risk of premature restriction and maintains protection between changes.
- Confirm manufacturer recommendation for synthetic oil compatibility.
- Match the filter's rated service interval to your planned oil change schedule.
Signs of a Bad Filter or Gasket Leak
Detecting a failing filter early prevents engine damage and messy oil loss. Common signs on the Accord EX include visible oil seepage around the filter base after running, a noticeable drop in oil level between services, or strong oil odors in the engine bay. During quick inspections, check the gasket for distortion, cuts, or improper seating.
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- Inspect for fresh oil streaks or accumulation near the filter base.
- Check the filter gasket for cracks, hardening, or misalignment after removal.
- Monitor oil level frequently after installation to catch slow leaks early.
Routine Maintenance Tips for Reliable Performance
Consistent maintenance habits extend filter performance and engine life. Always clean the filter mounting surface on the engine block to ensure the gasket seals against a smooth surface. Apply a thin film of fresh oil to the replacement gasket to help it seat and prevent sticking on future removal. Tighten to the manufacturer-recommended torque or hand-tight plus a specified fraction turn to avoid over- or under-tightening.
- Wipe the mounting surface clean before installing a new filter.
- Lubricate the gasket lightly with clean oil before fitting.
- Follow torque guidance and avoid using excessive force during installation.
Still looking for the perfect fit?
Select your Honda Accord configuration to see the most relevant Oil Filters recommendations
How We Chose the Best Honda Accord EX Oil Filter
We focused on attributes that matter specifically for the Honda Accord EX and for routine maintenance tasks owners perform. Selection began by confirming physical fit and thread/gasket compatibility with the EX configuration to avoid fitment or sealing issues. We prioritized filtration performance metrics such as micron rating and media type because those determine how effectively particles are removed between oil changes. Flow characteristics under cold-start and hot conditions were considered to ensure consistent oil delivery without excessive bypass. Durability of the filter canister and the construction of the anti-drainback valve were evaluated to reduce the risk of oil starvation or gasket leaks. Finally, we assessed compatibility with conventional and synthetic oils and the expected service interval for each filter type.Exclusions: we excluded any filters that do not explicitly match the EX fitment or that have known widespread sealing failures. We also filtered out specialty racing filters and any units intended for commercial or industrial engines. The final list balances filtration, sealing reliability, oil flow behavior, and compatibility with common service intervals for the Accord EX.
Our full evaluation process is outlined in our review methodology.
FAQ
How often should I change the oil filter on a Honda Accord EX?
It depends on oil type and driving conditions. Typically you should change the filter with every oil change. If you use conventional oil and short trips, stick to the shorter interval recommended in the vehicle manual. With synthetic oil and normal driving, many owners extend intervals, but choose a filter rated for longer service if you do so.
Can I reuse the old oil filter gasket when installing a new filter?
No, you should always replace the gasket with a new one. Reusing an old gasket increases the risk of improper sealing and leaks. New filters include a fresh gasket sized to provide a reliable seal with the Accord EX filter mounting surface.
What causes an oil filter gasket leak after installation?
Leaks often result from incorrect installation, such as cross-threading, under-tightening, over-tightening, or a contaminated mounting surface. A damaged or deformed gasket can also fail to seal. Inspect the mounting surface and gasket condition during each service to prevent leaks.
Is an anti-drainback valve necessary for my Accord EX?
An anti-drainback valve is important if you want to reduce dry starts and preserve oil in the filter when the engine is off. It prevents oil from draining back into the pan, which helps maintain immediate lubrication on startup. Choose a valve material suited to your climate so it remains flexible and effective.
Will a higher filtration efficiency cause oil pressure problems?
Higher-efficiency filters can have higher flow resistance as they capture finer particles, but quality designs balance media density with acceptable pressure drop. A properly designed filter for the Accord EX will maintain required oil flow without causing pressure issues under normal operating conditions.
Can I switch between canister-style and spin-on filters for my Accord EX?
You must use filters that match the vehicle's filter housing and thread specifications. If the Accord EX requires a specific spin-on size or mounting arrangement, do not substitute a different style unless the component is designed to fit and seal correctly.
Final Verdict
Prioritize filtration efficiency, seal reliability, and proper fit when choosing an oil filter for your Honda Accord EX. Decide whether you will run conventional or synthetic oil and match the filter's rated service interval and media capacity accordingly. Pay attention to gasket condition, anti-drainback valve construction, and canister strength to avoid leaks and protect the engine. With these tradeoffs in mind, select a filter that balances strong contaminant capture with consistent oil flow and a proven sealing design to maintain engine longevity.
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