£122.63

This is the most expensive it has ever been. Walk away.

£123 today · previous high £123 · all-time low £121

K&N Filters 03574 Car Plastic Base Plate

Amazon

Price History & Forecast

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

Last 48 days · 48 data points (no recent data)

Historical
Generating forecast…
£122.63 £121.35 £121.63 £121.91 £122.19 £122.47 £122.75 23 July 2026 03 August 2026 15 August 2026 27 August 2026 08 September 2026
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03574

Price data last checked 43 day(s) ago - refreshing...

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Price Distribution

Price distribution over 48 days • 2 price levels

Days at Price
Current Price
1 day 47 days · current 0 12 24 35 47 £121 £123 Days at Price

Price Analysis

Most common price: £123 (47 days, 97.9%)

Price range: £121 - £123

Price levels: 2 different prices over 48 days

Description
K&N 14" replacement base plate for Flow Control assemblies for 4-Barrel Holley with choke tower.

Key Features

Fits 390-800 cfm 4-Barrel Holley carbs with unmodified choke tower

Replacement part for 61-4020, 61-4030 and 66-3210 Flow Control assemblies

14 In. outside diameter

Durable black plastic

Backed by K&N warranty

Product Specifications
Brand
K&N
Model
03574
ASIN
B001C4OAYA
Category
Automotive > Car Parts > Filters > Air Filters
Domain
Amazon UK
Release Date
22 October 2015
Listed Since
14 August 2012

Barcode

No barcode data available