£154.26

K&N Filters RK-3931 Motorcycle Intake System

Rot, RK-3931

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£154 today · usual range £0–£0 · best ever £147

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Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 539 days • 539 data points (No recent data available)

Historical
Generating forecast...
£224.33 £138.75 £157.42 £176.09 £194.77 £213.44 £232.11 17 August 2024 29 December 2024 13 May 2025 24 September 2025 06 February 2026

Price Distribution

Price distribution over 539 days • 5 price ranges

Days at Price
Current Price
227 days · current 21 days 113 days 11 days 167 days 0 57 114 170 227 £147-162 £162-178 £178-193 £193-209 £209-224 Days at Price

Price Analysis

Most common range: £147-162 (227 days, 42.1%)

Price range: £147 - £224

Price levels: 5 price ranges over 539 days

Description

K&N Air Cleaner Assemblies are designed to get more horsepower from your Harley-Davidson motorcycle. These air cleaner assemblies replace the stock air filter and backplate with an oversized K&N Air Filter and custom aluminum backing plate. These assemblies utilizes the stock cover to maintain stock appearance.This part fits the following models:HARLEY DAVIDSON FLD Switchback 103 CI (2012 - 2016)HARLEY DAVIDSON FXD Dyna Super Glide 96 CI (2008 - 2010)HARLEY DAVIDSON FXDB Street Bob 103 CI (2014 - 2014)HARLEY DAVIDSON FXDB Street Bob 96 CI (2008 - 2013)HARLEY DAVIDSON FXDC Super Glide Custom 103 CI (2014 - 2014)HARLEY DAVIDSON FXDC Super Glide Custom 96 CI (2008 - 2013)HARLEY DAVIDSON FXDF Fat Bob 103 CI (2012 - 2016)HARLEY DAVIDSON FXDF Fat Bob 96 CI (2008 - 2011)HARLEY DAVIDSON FXDL Dyna Low Rider 103 CI (2014 - 2016)HARLEY DAVIDSON FXDL Dyna Low Rider 96 CI (2008 - 2009)HARLEY DAVIDSON FXDWG Dyna Wide Glide 103 CI (2012 - 2016)HARLEY DAVIDSON FXDWG Dyna Wide Glide 96 CI (2008 - 2011)This list is a sample of all the compatible motorcycles for this part. Make sure this product fits your motorcycle by using the part finder above.

Key Features

Designed to increase horsepower & torque

Dyno-tuned velocity stack

Excellent Air Filtration

Washable and reusable lifetime air filter

Not legal for highway use in states adopting California emission regulations

Product Specifications

Brand
K&N
Model
RK-3931
Colour
Rot
Format
Automotive
Domain
Amazon UK
Release Date
14 October 2015
Listed Since
24 July 2012

Barcode

No barcode data available

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