Home / Shop / K&N 4in ID / 5.25in OD / 2in H Custom Assembly Filter designed to fit Harley-Davidson Motorcycles

K&N 4in ID / 5.25in OD / 2in H Custom Assembly Filter designed to fit Harley-Davidson Motorcycles

SKU: KNNRK-320B

Air Cleaner Assembly

KN Motorcycle Direct Fit Air Filters...

K&n Engineering

K&N 4in ID / 5.25in OD / 2in H Custom Assembly Filter designed to fit Harley-Davidson Motorcycles

SKU: KNNRK-320B

Air Cleaner Assembly

KN Motorcycle Direct Fit Air Filters...

Sale ends in Calculating... Sun 18 Oct, 7:08 pm AEST

Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

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Description

K&N custom air cleaners are designed for use on older Harley-Davidson motorcycles. With proper carburetor calibration, these custom air cleaners can increase horsepower on your bike. Each custom air cleaner comes with a K&N high-flow air filter. These air cleaners are perfect for many applications, such as racing or off-roading. This custom air cleaner has a 2.625 in (67 mm) inlet and comes with one gasket. The back-plate is pre-drilled. Included is a dome-shaped chrome cover.

Part Type

Air Cleaner Assembly

Data: v4.2 - Upd: 2026-10-17 16:11:51

Features

Designed to add power
Excellent engine protection
Washable and reusable air filter

Specifications

Reference Information

Brand Name/s	K&n Engineering
StreetFX SKU	knnRK-320B
SFX Item ID	5355960
Supplier Item Code	5355960
Manufacturer SKU	RK-320B
Manufacturer UPC	24844009364
Alternative References	KANRK-320B, 4in, 5.25in, 2in