K&N High-Flow Oil Filter with 17mm Hex Nut - Harley & Indian V-Twin
About K&N
K&N pioneered the washable, reusable cotton-gauze air filter and has been building intake products since 1969. On a V-twin, an intake swap is usually step one of the classic uncork — filter, exhaust, then tune.
This K&N oil filter is built with synthetic media to handle high-flow synthetic and synthetic-blend oils, delivering outstanding filtration for your V-twin. Its heavy-duty construction, featuring pressure relief and anti-drain-back valves, helps keep your engine clean under both racing and everyday street conditions. Ensure your motor is protected with this robust filter.
Why riders pick this
- High-flow synthetic pleated media for synthetic oils
- Features a 17mm hex nut for easy wrench-off
- Pressure relief and anti-drain-back valves included
- Heavy-duty construction with double-rolled seal
- Pre-lubed base gasket for an optimum seal
Give your Harley-Davidson or Indian Motorcycle V-twin the filtration it deserves with the K&N High-Flow Oil Filter. This filter is specifically engineered with high-flow synthetic pleated media, making it ideal for use with modern synthetic and synthetic-blend motor oils. Its design ensures that your engine receives consistent, clean oil, which is crucial for maintaining performance and extending engine life.
Engineered for Demanding Conditions
- High-flow synthetic pleated media for optimal filtration with synthetic oils
- 17mm hex nut allows for easy wrench-off removal during oil changes
- Pressure relief valve and anti-drain-back valve protect critical engine components
- Double-rolled seal with high burst-strength for enhanced durability
- TÜV production monitored and endorsed for quality assurance
Simplified Maintenance for V-Twin Riders
The K&N Oil Filter is not only about performance but also about convenience. The integrated 17mm hex nut provides a simple way to remove the filter using a standard wrench, eliminating the need for specialized tools. Additionally, the pre-lubed base gasket ensures an optimum seal upon installation, reducing the risk of leaks and making your oil change process smoother. This filter is a smart choice for V-twin owners who demand reliability and ease of maintenance.
Specifications
- Brand: K&N
- Manufacturer Part #: KN-303
- UPC: 024844084491
- Length: 2.81 in
- Width: 2.81 in
- Height: 3.37 in
- Weight: 0.56 lbs
- Country of Origin: Thailand
Common questions
Will this work with synthetic oil?
Yes, this filter is specifically engineered for synthetic and synthetic-blend oils, designed to handle high-flow rates without sacrificing filtration.
What is the 17mm hex nut for?
The 17mm hex nut allows for easy wrench-off removal using a standard wrench, simplifying your oil change process.
How do I confirm this fits my motorcycle?
Please use our Shop by Bike tool to confirm exact fitment for your specific Harley-Davidson or Indian Motorcycle model, as compatibility can vary.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | K&N |
| TYPE | Oil Filters |
| SKU | 56-0303 |
| WEIGHT | 0.56 lb |