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🛵 Ride longer, ride stronger — K&N KN-138 keeps your engine in the fast lane!
The K&N KN-138 Motorcycle Oil Filter delivers premium, long-lasting engine protection up to 20,000 miles. Featuring high-efficiency synthetic filter media and a factory-specific fit, it ensures superior oil flow and filtration. Tested for durability and optimized for synthetic oils, this filter is designed for easy installation and reliable performance across a wide range of 1986-2025 APRILIA, SUZUKI, and related motorcycles.







| Asin | B000E2CVDI |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #4,908 in Automotive (See Top 100 in Automotive) #7 in Powersports Oil Filters |
| Brand Name | K&N |
| Compatible With Vehicle Type | Motorcycle |
| Customer Reviews | 4.8 4.8 out of 5 stars (5,383) 4.8 out of 5 stars |
| Global Trade Identification Number | 00024844084217 |
| Included Components | 1 oil filter |
| Item Dimensions | 3.35 x 2.99 x 2.95 inches |
| Item Highlight | Fits 1986-2025 APRILA/ARCTIC CAT/SUZUKI: Tuono V4 1100 Factory/500 4x4/VX800/SV650S Select (See Product Description) |
| Item Type Name | K&N KN-138 Powersports High Performance Oil Filter |
| Item Weight | 0.25 kg |
| Manufacturer | K & N |
| Manufacturer Part Number | KN-138 |
| Manufacturer Warranty Description | limited |
| Material Type | Resin |
| Model Number | KN-138 |
| Number Of Items | 1 |
| Number Of Packs | 1 |
| Oem Equivalent Part Number | KN-138 |
| Outside Diameter | 2.81 inches |
| Part Interchange Info | Replacement |
| Product Grade | Performance Part |
| Thread Size | M20 x 1 mm |
| Unit Count | 1 Count |
| Upc | 024844084217 |
User
Good Option
Purchased this for my wife's Suzuki Burgman 650. It was an exact fit. I like the "nut" at the end for aiding with removal.
User
Easy to install
Worth every dollar
User
Reliable K&N Filter for My King Quad 750
I’ve been using these K&N motorcycle oil filters for years on my King Quad 750 and they have always worked great. The fit has been consistent, the quality feels premium, and I like that they’re designed for high-performance use with synthetic or conventional oil.I’ve never had any issues with leaks or fitment, and I trust them for regular maintenance. Great filter and definitely worth sticking with.
User
I would buy again.
AA++
User
Reliable, High-Performance Oil Filter for Peace of Mind
This oil filter has exceeded my expectations in every way. From the moment I installed it, I could tell it was a well-engineered product designed with attention to detail.The high flow rates are noticeable—I’ve experienced consistent oil flow, which gives me peace of mind knowing my engine is well-protected during every drive. The synthetic-blend filtration media does an excellent job of removing contaminants, keeping my engine cleaner and running smoother.I also appreciate the versatile compatibility with all types of motor oils—synthetic, conventional, or blended. It makes this filter a one-size-fits-all solution for my vehicles, no matter the oil type I choose to use.Durability is clearly a priority here. The heavy-duty canister construction feels solid and reliable, and the fact that it’s been extensively tested for capacity and burst strength reassures me that it will hold up under demanding conditions.What really stands out is how easy it is to install and remove. The Wrench-Off design makes oil changes hassle-free, even for those of us without a ton of mechanical experience.With a 1-year limited warranty, this product is backed by a no-hassle guarantee, which speaks volumes about its quality.If you’re looking for a reliable, durable, and efficient oil filter to protect your engine, look no further. This one gets the job done right!
User
Perfect
The K&N Motorcycle Oil Filter is a top-notch choice for anyone looking to maintain their bike's engine health. Here’s why it stands out:Performance:This oil filter is designed to provide exceptional flow rates and a consistent flow of oil to your engine, ensuring optimal performance. It works well with both synthetic and conventional oils, making it versatile for different maintenance preferences1.Build Quality:Made from high-quality materials, this filter is built to last. It features a durable construction that can withstand the demands of high-performance engines. The filter is also designed to fit select Honda, Kawasaki, Polaris, and Yamaha vehicles, ensuring a snug and secure fit1.Ease of Use:One of the best features of the K&N oil filter is its easy installation. It comes with a 17mm nut on the end, making it simple to remove and replace. This is particularly handy for those who prefer to do their own maintenance1.Overall:The K&N Motorcycle Oil Filter is a reliable and high-performance option that offers excellent protection for your engine. Its durable build, compatibility with various oils, and ease of installation make it a great choice for motorcycle enthusiasts.
User
On now
It's an easy installBut at the end instead of needing filter wrench.Just put on Suzuki Blvd c50
User
Excelente
Muy buen producto, ya llevo 4 años usándolo en mi vstrom 650 sin ningún problema.
User
perfekt
works good
User
Great product
does the job
User
Un producto bueno y ha buen precio
Llego cuando lo indicaron ya lo he puesto y le queda bien ami moto tanto como estilo y que es compatible y el precio genial . Recomiendo 👍
User
Perfect
Past. Met handige boutkop
User
Perfecto para Suzuki boulevard m50 2005.
Le quedó perfecto a mi Suzuki boulevard m50 2005 se lo puse yo mismo y en cuanto al precio aquí fue el mejor que encontré gracias!
Trustpilot
2 weeks ago
1 month ago