£96.98

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

Rot, RU-3690

Price data last checked 51 day(s) ago - refreshing...

View at Amazon

Price History & Forecast

Last 31 days • 31 data points (No recent data available)

Historical
Generating forecast...
£96.98 £84.18 £86.97 £89.76 £92.56 £95.35 £98.14 01 February 2026 08 February 2026 16 February 2026 23 February 2026 03 March 2026

Price Distribution

Price distribution over 31 days • 2 price levels

Days at Price
21 days 10 days 0 5 11 16 21 £85 £97 Days at Price

Price Analysis

Most common price: £85 (21 days, 67.7%)

Price range: £85 - £97

Price levels: 2 different prices over 31 days

Description
k&n universal conical filter 89mm connect i on, 152mm Bottom, 114mm Top, 229 mmk&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.High air flow with excellent filtrationclamp-on washable and reusable air filter.

Key Features

Custom Fit

Premium Grade

Designed to improve vehicle performance

Product Specifications
Brand
K&N
Model
RU-3690
Colour
Rot
Format
Automotive
ASIN
B07VJT139G
Category
Automotive > Car Parts > Filters > Air Filters > Engine Air Filters
Domain
Amazon UK
Release Date
12 July 2019
Listed Since
12 July 2019

Barcode

No barcode data available

Similar Products You Might Like

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 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 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
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-1044XD

K&N

£97.80 10 Apr 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

£79.35 12 Apr 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 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 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
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, RU-5173

K&N

£100.35 05 Mar 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 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: 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: 2.625 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 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
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 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 Conical Air Filter 89mm flange, 10 degree angle, 149mm base, top with stud, 308mm height (RU-3310)
97% 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 Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 3 In, Filter Height: 5 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-3870
97% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 3 In, Filter Height: 5 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-3870

K&N

£40.93 09 Mar 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
97% 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 Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.75 In, Filter Height: 5 In, Flange Length: 1 In, Shape: Round, RU-1460
97% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Engine Filter: Flange Diameter: 2.75 In, Filter Height: 5 In, Flange Length: 1 In, Shape: Round, RU-1460

K&N

£65.31 19 Apr 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
97% 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, Replacement Filter: Flange Diameter: 5 In, Filter Height: 8.75 In, Flange Length: 1 In, Shape: Round Tapered, RU-2815
97% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Washable, Replacement Filter: Flange Diameter: 5 In, Filter Height: 8.75 In, Flange Length: 1 In, Shape: Round Tapered, RU-2815

K&N

£69.99 06 Feb 2026
Flange Diameter: 3.25 In, Filter Height: 5.5 In, Flange Length: 1 In
97% 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 Filter: Flange Diameter: 4 In, Filter Height: 6 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-5060
97% 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
K&N Universal Clamp-On Air Filter: High Performance, Premium, Replacement Engine Filter: Flange Diameter: 2.5 In, Filter Height: 5.9375 In, Flange Length: 0.8125 In, Shape: Round Tapered, RC-9360
97% match

K&N Universal Clamp-On Air Filter: High Performance, Premium, Replacement Engine Filter: Flange Diameter: 2.5 In, Filter Height: 5.9375 In, Flange Length: 0.8125 In, Shape: Round Tapered, RC-9360

K&N

£89.24 06 Feb 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
97% 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