17th Jul 2026, 05:03 PM
K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: Performance, Premium, Washable: Flange Diameter: 3 In, Filter Height: 5.5625 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-4990
Price may vary by location, shipping cost, and availability.
21% Off
$54.61
$68.99
Highest: $68.99
Average: $50.60
Lowest: $28.01
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: Performance, Premium, Washable: Flange Diameter: 3 In, Filter Height: 5.5625 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-4990 here. This product's current Price in USA is $54.61. The average and highest prices are $50.60 and $68.99 respectively.
| Lowest Ever Price | $28.01 |
|---|---|
| 20th Aug 2011 | |
| Average Price | $50.60 |
| Based on 5588 days price tracking | |
| Highest Price | $68.99 |
| 24th Feb 2026 | |
Price History of All Variants of KN High-Flow Original Lifetime Universal Clamp-On Air...
Current Price in USA
| Price | $54.61 |
|---|---|
| MRP | $68.99 |
| Savings | $14.38 |
| Discount | 20.84% |
Recent Price Drops on K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: Performance, Premium, Washable: Flange Diameter: 3 In, Filter Height: 5.5625 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-4990
Price Drop 16th Jul 2026
$67.18 → $54.61
18.71% drop
Price Drop 6th Dec 2025
$63.86 → $55.19
13.58% drop
Price Drop 25th Sep 2025
$63.86 → $55.19
13.58% drop
Price Drop 9th Jun 2025
$63.86 → $55.24
13.5% drop
Price Drop 29th Mar 2025
$62.60 → $51.99
16.95% drop
Price Drop 23rd Mar 2025
$64.99 → $59.27
8.8% drop
Price Drop 20th Mar 2025
$64.99 → $59.27
8.8% drop
Price Drop 31st Dec 2024
$59.52 → $51.99
12.65% drop
Price Drop 28th Aug 2024
$60.17 → $56.80
5.6% drop
Price Drop 6th Jun 2024
$60.17 → $53.99
10.27% drop
Price Drop 2nd Jun 2024
$52.99 → $49.99
5.66% drop
Price Drop 15th Feb 2024
$63.99 → $57.72
9.8% drop
Price Drop 3rd Feb 2024
$63.99 → $59.30
7.33% drop
Price Drop 20th Jan 2024
$63.99 → $59.30
7.33% drop
Price Drop 15th Jan 2024
$63.99 → $59.30
7.33% drop
Price Drop 3rd Jan 2024
$63.99 → $58.06
9.27% drop
Price Drop 9th Dec 2023
$60.68 → $54.69
9.87% drop
Price Drop 28th Nov 2023
$60.99 → $56.71
7.02% drop
Price Drop 20th Jun 2023
$60.88 → $54.47
10.53% drop
Price Drop 31st Jan 2023
$64.99 → $51.99
20% drop
Price Drop 14th Nov 2022
$57.19 → $51.99
9.09% drop
Price Drop 10th Nov 2022
$64.99 → $57.19
12% drop
Price Drop 8th Jun 2022
$59.98 → $50.00
16.64% drop
Price Drop 8th May 2021
$47.99 → $43.19
10% drop
Price Drop 9th Oct 2020
$47.99 → $35.37
26.3% drop
Price Drop 13th Jan 2020
$45.98 → $42.86
6.79% drop
Price Drop 8th Dec 2019
$47.99 → $43.12
10.15% drop
Price Drop 21st Nov 2019
$47.99 → $40.79
15% drop
Price Drop 31st Oct 2019
$47.99 → $40.79
15% drop
Price Drop 23rd Sep 2019
$47.99 → $44.39
7.5% drop
Price Drop 15th Aug 2019
$46.99 → $43.19
8.09% drop
Price Drop 7th Jul 2019
$47.99 → $43.19
10% drop
Price Drop 22nd Mar 2019
$46.99 → $43.10
8.28% drop
Price Drop 30th Mar 2017
$44.94 → $40.74
9.35% drop
Price Drop 28th Mar 2017
$44.99 → $40.74
9.45% drop
Price Drop 15th Jan 2016
$44.99 → $42.74
5% drop
Price Drop 11th Jan 2016
$44.99 → $42.74
5% drop
Price Drop 22nd Dec 2015
$44.99 → $42.74
5% drop
Price Drop 16th Dec 2015
$44.99 → $42.74
5% drop
Price Drop 13th Dec 2015
$44.99 → $42.74
5% drop
Price Drop 27th Nov 2015
$44.99 → $42.74
5% drop
Price Drop 20th Nov 2015
$44.99 → $42.74
5% drop
Price Drop 3rd Nov 2015
$44.99 → $42.74
5% drop
Price Drop 1st Nov 2015
$44.99 → $42.74
5% drop
Price Drop 28th Oct 2015
$44.99 → $42.74
5% drop
Price Drop 18th Oct 2015
$44.99 → $42.74
5% drop
Price Drop 9th Oct 2015
$44.99 → $42.74
5% drop
Price Drop 7th Oct 2015
$44.99 → $42.74
5% drop
Price Drop 25th Sep 2015
$44.99 → $42.74
5% drop
Price Drop 30th Jul 2015
$44.99 → $42.74
5% drop
Price Drop 25th Dec 2014
$44.99 → $40.99
8.89% drop
Price Drop 17th Sep 2014
$43.99 → $37.85
13.96% drop
Price Drop 26th Aug 2014
$44.99 → $40.25
10.54% drop
Price Drop 13th Aug 2014
$44.99 → $40.25
10.54% drop
Price Drop 15th Jan 2014
$32.14 → $30.26
5.85% drop
Price Drop 18th Aug 2013
$32.14 → $28.51
11.29% drop
Price Drop 21st Mar 2013
$32.14 → $29.84
7.16% drop
Price Drop 17th Jan 2013
$35.35 → $32.14
9.08% drop
Price Drop 16th May 2012
$33.65 → $31.05
7.73% drop
Price Drop 19th Aug 2011
$33.76 → $28.01
17.03% drop
Product Information
Details
| Product Name | K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: Performance, Premium, Washable: Flange Diameter: 3 In, Filter Height: 5.5625 In, Flange Length: 1.75 In, Shape: Round Tapered, RU-4990 |
|---|---|
| Store Product Code | B000E7FNIS |
| Store Name | amazon.com |
| Brand | K&N |
| Rating | 8.8 / 10 |
| Category | Air Filters |
| Product Manufacturer | K&N Engineering |
| Model Number | RU-4990 |
| Model Number | RU-4990 |
| Dimensions | 5.56"L x 5.56"W x 5.56"H |
Features
- ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
- 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
- RUGGED CONSTRUCTION: K&N Universal Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
- CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
- EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
- UNIVERSAL FITMENT: Designed for use on a variety of applications
- REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
Images
× ![]()
Rating and Reviews
8.8 Based on 147 reviews
KN High-Flow Original Lifetime Universal Clamp-On Air has 8.8 rating out of 10. This average rating is consist of 147 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.