61-4020 K&N Flow Control Custom Assembly

$280.99
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SKU
61-4020
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Flow Control Custom Assembly
The K&N Flow Control System utilizes a custom designed base in combination with a unique lid designed to reduce intake turbulence. The resulting smooth, laminar flow enhances cylinder filling, horsepower, and torque. The filter element is the world famous K&N Filtercharger for the ultimate in airflow and filtration.
  • Custom design reduces intake turbulence
  • Includes K&N round filter element
  • High air flow with excellent filtration
  • Washable and reusable air filter
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Air Filter Height4 in (102 mm)
Air Filter Inside Diameter12 in (305 mm)
Air Filter ShapeRound
Inlet Diameter5.125 in (130 mm)
Mounting Hardware IncludedYes
Neck Flange5.125 in (130 mm)
Overall Height4.375 in (111 mm)
Replacement FilterE-3730
StyleRound
Top MaterialNone
Top StylePlastic
Warranty1 Year Limited
Product StyleCustom Assemblies
Size14 Inch
Weight5 lb (2.3 kg)
Product Box Height14.5 in (368 mm)
Product Box Length14.25 in (362 mm)
Product Box Width6.5 in (165 mm)
Drop0.156 in (4 mm)
Ht. Above Carb Flg.4.375 in (111 mm)
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Warning: Cancer & Reproductive Harm – P65Warnings.ca.gov

K&N Products

Unmatched Performance

50 years of improving vehicle performance.

intake

Cold Air Intakes

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

air filters

Air Filters

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

cabin air filter

Cabin Air Filters

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

oil filters

Oil Filters

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

tuning

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.

hvac

Home Air Filters

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

filter

FUEL FILTERS

cleaning

CLEANING KITS

diesel filter

HD DIESEL

powersports

POWERSPORTS

Our Story

Why K&N?

We're #1 for a reason. Since 1969 every product we've created delivers high-performance, unmatched quality and longevity

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