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🛵 Ride Clean, Ride Confident: The Ultimate Harley Oil Filter Upgrade
The K&N KN-171B Motorcycle Oil Filter is a premium, high-performance filter designed specifically for select Harley Davidson models. Featuring a synthetic-blend filtration media, it ensures superior contaminant removal while supporting high oil flow rates. Its heavy-duty steel/aluminum canister and convenient wrench-off nut enable durability and easy maintenance. Compatible with synthetic, conventional, and blended oils, this filter meets extended service intervals recommended by manufacturers and is backed by a 1-year limited warranty.







| ASIN | B000FGI6E6 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #921 in Automotive ( See Top 100 in Automotive ) #2 in Powersports Oil Filters |
| Brand | K&N |
| Brand Name | K&N |
| Compatible with Vehicle Type | Motorcycle |
| Customer Reviews | 4.8 out of 5 stars 6,156 Reviews |
| Global Trade Identification Number | 00024844087737 |
| Included Components | OIL FILTER; POWERSPORTS; CANISTER BLACK |
| Item Dimensions | 4 x 3 x 3 inches |
| Item Type Name | OIL FILTER; POWERSPORTS; CANISTER BLACK |
| Item Weight | 9.6 ounces |
| Item dimensions L x W x H | 4 x 3 x 3 inches |
| Manufacturer | K&N Engineering |
| Manufacturer Part Number | KN-171B |
| Manufacturer Warranty Description | LIMITED WARRANTY |
| Material | Synthetic-Blend (Filter Media), Steel/Aluminum (Housing) |
| Material Type | Synthetic-Blend (Filter Media), Steel/Aluminum (Housing) |
| Model Number | KN-171B |
| Number of Items | 1 |
| OEM Equivalent Part Number | KN-171B |
| Outside Diameter | 2.91 Inches |
| Part Interchange Info | Fits Select Harley Davidson Motorcycles: Compatible with the listed Harley Davidson motorcycle models. No information provided about compatibility with other makes or models. |
| Product Grade | Performance Part |
| Thread Size | M17 x 1.5 |
| UPC | 759173941725 182683047043 024844087737 |
| Unit Count | 1.0 Count |
| Vehicle Service Type | Motorcycle |
1**H
EZ removable
I like the hex nut on the end of the filter. It makes it easier to remove and install a filter on a Harley twin cam. K&N is a good filter but pricey. Some of these filter manufactures should make a generic filter with a nut welded on the end. All motorcycle spin-on filter are about the same micron filtration. You are paying for the name, pretty paint and the nut on a K&N. The best filter is the SS reusable cartridge type.
L**N
Great product
Perfect fit
K**U
Ease of removal
It’s helpful that it has the ability to use a socket on the front for removal verses trying to use the filter wrench
R**2
Exact Item!!
Received exactly what was described.... Overnight delivery....Excellent Seller....THANKS!!!
D**O
Perfect
Good quality filter for my Harley. An added bonus is the not on the end to remove it.
K**I
Harley Filters
Great filters for the money. Use them every year to oil change the Harley’s.
M**R
worked like a charm
Fit my 2018 Harley Breakout and worked like a charm
D**T
Makes oil change easier
Item was as mentioned, on time perfect
Trustpilot
2 months ago
1 week ago