£75.15

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

Rot, RU-4550

Price data last checked 35 day(s) ago - refreshing...

View at Amazon

Price History & Forecast

Last 56 days • 56 data points (No recent data available)

Historical
Generating forecast...
£82.74 £56.23 £62.01 £67.80 £73.58 £79.37 £85.15 20 January 2026 02 February 2026 16 February 2026 02 March 2026 16 March 2026

Price Distribution

Price distribution over 56 days • 8 price levels

Days at Price
2 days 4 days 7 days 1 day 1 day 14 days 3 days 24 days 0 6 12 18 24 £59 £59 £61 £62 £64 £70 £75 £83 Days at Price

Price Analysis

Most common price: £83 (24 days, 42.9%)

Price range: £59 - £83

Price levels: 8 different prices over 56 days

Description
K&N universal conical filter 102mm connection, 137mm Bottom, 114mm Top, 152 mm 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. - 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 - One year limited warranty

Key Features

Custom Fit

Premium Grade

Designed to improve vehicle performance

Product Specifications
Brand
K&N
Model
RU-4550
Colour
Rot
Format
Automotive
ASIN
B07TFZ2FF8
Category
Automotive > Car Parts > Filters > Air Filters > Engine Air Filters
Domain
Amazon UK
Listed Since
21 June 2019

Barcode

No barcode data available

Similar Products You Might Like

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
99% 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

£79.35 12 Apr 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
99% 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 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
99% 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 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-1044XD
99% 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-1044XD

K&N

£97.80 10 Apr 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
99% 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 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, RU-5173
99% 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, RU-5173

K&N

£100.35 05 Mar 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 3.5 In, Filter Height: 9.0 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-3690
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 3.5 In, Filter Height: 9.0 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-3690

K&N

£96.98 03 Mar 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 6 In, Filter Height: 4.5 In, Flange Length: 1 In, Shape: Round, RU-1850
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 6 In, Filter Height: 4.5 In, Flange Length: 1 In, Shape: Round, RU-1850

K&N

£75.96 31 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.25 In, Filter Height: 6 In, Flange Length: 0.75 In, Shape: Round, RU-1090
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.25 In, Filter Height: 6 In, Flange Length: 0.75 In, Shape: Round, RU-1090

K&N

£61.72 12 Apr 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 7 In, Flange Length: 0.625 In, Shape: Round Tapered, RF-1015
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 7 In, Flange Length: 0.625 In, Shape: Round Tapered, RF-1015

K&N

£71.98 13 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 6 In, Filter Height: 6 In, Flange Length: 1 In, Shape: Round, RU-3060
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 6 In, Filter Height: 6 In, Flange Length: 1 In, Shape: Round, RU-3060

K&N

£80.05 07 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.625 In, Filter Height: 4 In, Flange Length: 0.625 In, Shape: Round, RU-2650
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.625 In, Filter Height: 4 In, Flange Length: 0.625 In, Shape: Round, RU-2650

K&N

£49.37 29 Mar 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: 4 In, Filter Height: 6 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-5060
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 4 In, Filter Height: 6 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-5060

K&N

£69.99 02 Mar 2026
Flange Diameter: 3.25 In, Filter Height: 5.5 In, Flange Length: 1 In
98% match

Flange Diameter: 3.25 In, Filter Height: 5.5 In, Flange Length: 1 In

K&N

£77.41 12 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.25 In, Filter Height: 4 In, Flange Length: 0.625 In, Shape: Round, RU-0600
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.25 In, Filter Height: 4 In, Flange Length: 0.625 In, Shape: Round, RU-0600

K&N

£60.24 11 Jan 2026
K&N Universal Conical Air Filter 103mm flange, 175mm base, 149mm top, 56mm height, with ventilation hole (RU-4480)
98% match

K&N Universal Conical Air Filter 103mm flange, 175mm base, 149mm top, 56mm height, with ventilation hole (RU-4480)

K&N

£89.92 23 Feb 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 6 In, Filter Height: 10 In, Flange Length: 1 In, Shape: Round, RU-3270
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 6 In, Filter Height: 10 In, Flange Length: 1 In, Shape: Round, RU-3270

K&N

£102.25 22 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 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

£43.33 18 Apr 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Engine Filter: Flange Diameter: 2.4375 In, Filter Height: 6 In, Flange Length: 2 In, Shape: Round, RU-1770
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Engine Filter: Flange Diameter: 2.4375 In, Filter Height: 6 In, Flange Length: 2 In, Shape: Round, RU-1770

K&N

£56.69 05 Mar 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 2.5 In, Filter Height: 5.75 In, Flange Length: 1.5 In, Shape: Round Tapered, RU-5005
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 2.5 In, Filter Height: 5.75 In, Flange Length: 1.5 In, Shape: Round Tapered, RU-5005

K&N

£119.44 25 Jan 2026
K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.4375 In, Filter Height: 7 In, Flange Length: 1.25 In, Shape: Oval, RU-1390
98% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.4375 In, Filter Height: 7 In, Flange Length: 1.25 In, Shape: Oval, RU-1390

K&N

£73.00 05 Feb 2026
K&N Universal Conical Air Filter 152mm flange, 191mm base, 127mm top, 127mm height (RU-2960)
98% match

K&N Universal Conical Air Filter 152mm flange, 191mm base, 127mm top, 127mm height (RU-2960)

K&N

£77.44 27 Jan 2026