E-3987 K&N Custom Air Filter

$49.99
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SKU
E-3987
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Custom Air Filter
The K&N E-3987 is a replacement air filter for K&N Street Shaker Air Intake Systems for Harley-Davidson V-Twin Motorcycles. K&N air filters are washable and reusable, designed to improve performance and protection.
  • Designed to increase horsepower and acceleration
  • High air flow with excellent filtration
  • Washable and reusable air filter
  • One year limited warranty
  • Excellent Filtration
Air Filter ShapeUnique
Height2.625 in (67 mm)
Package Contents1 Air Filter
Package Quantity1
WashableYes
Product StyleUnique Air Filters
Filter MaterialCotton Gauze
FlangesNone
Outside Diameter7.313 in (186 mm)
Weight0.8 lb (0.4 kg)
Product Box Height8 in (203 mm)
Product Box Length6.1 in (155 mm)
Product Box Width3.2 in (81 mm)
No cross references found for this part

Warning: Cancer & Reproductive Harm – P65Warnings.ca.gov

K&N Products

Unmatched Performance

50 years of improving vehicle performance.

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Cold Air Intakes

Custom-engineered tubes deliver better airflow than you get with a stock intake. More air means better performance.

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Using cotton gauze instead of typical folded paper, our filters increase airflow while providing excellent engine protection.

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Cabin Air Filters

Helps capture most mold, mildew, fungus, spores, bacteria, germs, pollen and allergens, and helps to rid the air of unpleasant odors.

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Oil Filters

K&N oil filters use a high flow filter media that allows for high flow rates while providing outstanding engine protection.

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Speed Shop

From custom air filters to fuel pumps and carb accessories, the K&N Speed Shop has been assembled to help your vehicle run at peak performance.

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Home Air Filters

New washable and reusable air conditioning and furnace filters for your home. From the industry leader in washable automotive filtration.

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CLEANING KITS

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