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Custom Air Filter
$59.99
In stock
SKU
E-3990
Typically ships out in 1-3 business days
The K&N replacement air filter for RK Series air cleaner assemblies is designed to increase horsepower and acceleration while providing excellent filtration. The air filter is washable and reusable and designed to be used as a replacement air filter for specific K&N RK Series air cleaner assemblies for Harley-Davidson® motorcycles. The air filter is covered by the famous K&N Million-Mile Limited Warranty.
- Replacement air filter for specific RK Series air cleaner assemblies
- Designed to boost horsepower and rate of acceleration
- Washable and reusable
- High air flow filter media provides exceptional filtration
- Million Mile Limited Warranty®
| Air Filter Shape | Round Tapered |
| Height | 2.125 in (54 mm) |
| Package Contents | 1 Air Filter |
| Package Quantity | 1 |
| Washable | Yes |
| Air Filter Material | Cotton Gauze |
| Product Style | Unique Air Filters |
| Flanges | None |
| Base Outside Diameter | 6.25 in (159 mm) |
| Top Outside Diameter | 5.5 in (140 mm) |
| Top Style | Metal |
| Top Material | Zinc |
| Weight | 0.7 lb (0.3 kg) |
| Filter Re-Oiling Amount | 0.37 oz (11 ml) |
| Product Box Height | 3.5 in (89 mm) |
| Product Box Length | 6.31 in (160 mm) |
| Product Box Width | 6.56 in (167 mm) |
| Inner Wire | No |
| Warranty | 1,000,000 Miles/10 Year |
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WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov
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