£61.07

K&N Black Universal Dryflow Round Air Filter 64mm flange, 89mm outside diameter, 102mm height (RU-3125HBK)

Black, RU-3125HBK

Price data last checked 28 day(s) ago - will refresh soon

View at Amazon

We'll watch every seller, every day. One email when your price arrives.

About as cheap as it gets. The only time it was cheaper was 2 months ago.

£61 today · all-time low £61 (Mar 2026) · usually £61

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey
↓ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price History & Forecast

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

Last 63 days • 63 data points (No recent data available)

Historical
Generating forecast...
£64.78 £60.23 £61.22 £62.21 £63.21 £64.20 £65.19 09 March 2026 24 March 2026 09 April 2026 24 April 2026 10 May 2026

Price Distribution

Price distribution over 63 days • 2 price levels

Days at Price
Current Price
50 days · current 13 days 0 13 25 38 50 £61 £65 Days at Price

Price Analysis

Most common price: £61 (50 days, 79.4%)

Price range: £61 - £65

Price levels: 2 different prices over 63 days

Description

K&N Black Universal Dryflow Round Air Filter 64mm flange, 89mm outside diameter, 102mm height (RU-3125HBK) K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16'' (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable. K&N Black Universal Air Filters are made from Dryflow oil-free synthetic media. These low restriction clamp-on air filters are designed and manufactured for a wide variety of applications. When dirty they can be easily washed using K&N synthetic air filter cleaner. - Designed to increase horsepower and acceleration - Hundreds of sizes and shapes for most applications - High air flow with excellent filtration - Clamp-on washable and reusable air filter - Malleable flanges - High air flow with excellent filtration - Oil-free air filter - Black synthetic media - Washable and reusable

Key Features

High air flow with excellent filtration

Made from Dryflow oil-free synthetic media

Washable and reusable

Product Specifications

Brand
K&N
Colour
Black
Domain
Amazon UK
Listed Since
30 November 2023

Barcode

No barcode data available

Similar Products You Might Like

K&N Black Universal Dryflow Round Air Filter 62mm flange, 89mm outside diameter, 102mm height (RU-3118HBK)
99% match

K&N Black Universal Dryflow Round Air Filter 62mm flange, 89mm outside diameter, 102mm height (RU-3118HBK)

K&N

£46.66 25 Jan 2026
K&N Black Universal Dryflow Round Air Filter 152mm flange, 191mm outside diameter, 152mm height (RU-3123HBK)
99% match

K&N Black Universal Dryflow Round Air Filter 152mm flange, 191mm outside diameter, 152mm height (RU-3123HBK)

K&N

£67.37 30 Jan 2026
K&N Black Universal Dryflow Conical Air Filter 76mm flange, 152mm base, 133mm top, 229mm height (RU-3109HBK)
99% match

K&N Black Universal Dryflow Conical Air Filter 76mm flange, 152mm base, 133mm top, 229mm height (RU-3109HBK)

K&N

£77.15 04 Jun 2026
K&N Black Universal Dryflow Conical Air Filter - Carbon Fiber Top - 127mm flange, 165mm base, 114mm top, 143mm height (RU-3134HBK)
99% match

K&N Black Universal Dryflow Conical Air Filter - Carbon Fiber Top - 127mm flange, 165mm base, 114mm top, 143mm height (RU-3134HBK)

K&N

£172.99 30 Jan 2026
K&N Black Universal Dryflow Conical Air Filter 127mm flange, 165mm base, 114mm top, 102mm height (RU-3120HBK)
99% match

K&N Black Universal Dryflow Conical Air Filter 127mm flange, 165mm base, 114mm top, 102mm height (RU-3120HBK)

K&N

£70.99 07 May 2026
K&N Universal Oval/Conical Air Filter 60mm flange, 113mm x 132mm base, 84mm x 89mm top, 112mm height (RU-70032)
98% match

K&N Universal Oval/Conical Air Filter 60mm flange, 113mm x 132mm base, 84mm x 89mm top, 112mm height (RU-70032)

K&N

£117.51 25 Jan 2026
K&N Universal Conical Air Filter 152mm flange, 191mm base, 127mm top, 511mm height (RU-5295)
98% match

K&N Universal Conical Air Filter 152mm flange, 191mm base, 127mm top, 511mm height (RU-5295)

K&N

Out of Stock 23 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Replacement Engine Filter: Flange Diameter: 2.75 In, Filter Height: 4.875 In, Flange Length: 0.8125 In, Shape: Round Tapered, RU-9350
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Replacement Engine Filter: Flange Diameter: 2.75 In, Filter Height: 4.875 In, Flange Length: 0.8125 In, Shape: Round Tapered, RU-9350

K&N

£71.98 23 Jan 2026
K&N Black Universal Dryflow Round Air Filter 152mm flange, 191mm outside diameter, 305mm height (RU-3124HBK)
98% match

K&N Black Universal Dryflow Round Air Filter 152mm flange, 191mm outside diameter, 305mm height (RU-3124HBK)

K&N

£110.90 30 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 6 In, Filter Height: 6 In, Flange Length: 0.625 In, Shape: Round Tapered, RC-4381
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 6 In, Filter Height: 6 In, Flange Length: 0.625 In, Shape: Round Tapered, RC-4381

K&N

£97.80 19 Feb 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 2.5 In, Filter Height: 6 In, Flange Length: 0.75 In, Shape: Round Tapered, RU-5062XD
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 2.5 In, Filter Height: 6 In, Flange Length: 0.75 In, Shape: Round Tapered, RU-5062XD

K&N

£77.86 05 Mar 2026
K&N universal conical filter 152mm connection, 191mm Bottom, 127mm Top, 191mm Height (RU-1041)
98% match

K&N universal conical filter 152mm connection, 191mm Bottom, 127mm Top, 191mm Height (RU-1041)

K&N

£79.85 26 Jan 2026
K&N Universal Conical Air Filter 89mm flange, 10 degree angle, 149mm base, top with stud, 308mm height (RU-3310)
98% match

K&N Universal Conical Air Filter 89mm flange, 10 degree angle, 149mm base, top with stud, 308mm height (RU-3310)

K&N

£49.46 08 Mar 2026
K&N Universal Oval Air Filter with 52mm offset flange (13mm), 178mm x 114mm base, 51mm height (RU-071V)
98% match

K&N Universal Oval Air Filter with 52mm offset flange (13mm), 178mm x 114mm base, 51mm height (RU-071V)

K&N

£86.00 23 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 6.0 In, Flange Length: 0.625 In, Shape: Round Tapered, RU-4550
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 6.0 In, Flange Length: 0.625 In, Shape: Round Tapered, RU-4550

K&N

£75.15 16 Mar 2026
K&N Universal Conical Air Filter 79mm flange, 127mm base, 89mm top, 152mm height (RU-3250)
98% match

K&N Universal Conical Air Filter 79mm flange, 127mm base, 89mm top, 152mm height (RU-3250)

K&N

£70.83 28 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 7.0 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-1032
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 7.0 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-1032

K&N

£88.70 14 Jan 2026
K&N Universal Round Air Filter 52mm offset flange (29mm), 149mm, 51mm height (RU-045V)
98% match

K&N Universal Round Air Filter 52mm offset flange (29mm), 149mm, 51mm height (RU-045V)

K&N

£85.45 12 Jan 2026
K&N Universal Oval/conical Filter 114mm Connection, 235mm x 159mm Bottom, 178mm x 114mm Top, 254mm Height (RU-1024)
98% match

K&N Universal Oval/conical Filter 114mm Connection, 235mm x 159mm Bottom, 178mm x 114mm Top, 254mm Height (RU-1024)

K&N

£83.50 26 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 6 In, Filter Height: 8 In, Flange Length: 0.625 In, Shape: Round Tapered, RU-1044
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 6 In, Filter Height: 8 In, Flange Length: 0.625 In, Shape: Round Tapered, RU-1044

K&N

£86.32 28 Apr 2026
K and N RC-3680 Car and Motorcycle Universal Chrome Filter
98% match

K and N RC-3680 Car and Motorcycle Universal Chrome Filter

K&N

£54.03 23 Jan 2026
K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: High Performance, Premium, Washable,: Flange Diameter: 3 In, Filter Height: 3 In, Flange Length: 1 In, Shape: Round Tapered, RU-5288
98% match

K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: High Performance, Premium, Washable,: Flange Diameter: 3 In, Filter Height: 3 In, Flange Length: 1 In, Shape: Round Tapered, RU-5288

K&N

£61.16 25 Apr 2026
K and N RC-1200 Car and Motorcycle Universal Chrome Filter
98% match

K and N RC-1200 Car and Motorcycle Universal Chrome Filter

K&N

£43.50 13 Dec 2025
K and N RC-2310 Car and Motorcycle Universal Chrome Filter
98% match

K and N RC-2310 Car and Motorcycle Universal Chrome Filter

K&N

£47.24 13 Dec 2025