in 19 offers
The lowest price for K&N RU-5171HBK Universal Clamp-On Air Filter right now is $120.48 at Universal Auto Spares, compared across 18 retailers.
The all-time low was $120.48 on 26 Oct 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 2 Nov 2026.
K&N RU-5171HBK Universal Clamp-On Air Filter
Last updated at 02/11/2026 06:44:31
Universal Reusable Clamp On Air Filter... KNRU5171HBK - K&N Filters
Delivery between 4–12 Nov $10.10
K&N RU-5171HBK Universal Clamp-On Air filter 4" Flange
Delivery between 3–13 Nov $10.95
K&N RU-5171HBK UNIVERSAL REUSABLE CLAMP ON AIR FILTER 4"FLG, 8"B, 6-5/8"T; 8"H
Delivery between 5–13 Nov $25
K&N Filters RU-5171HBK Universal Clamp-On Air Filter w/Black Synthetic Media - 4" ID x 8" Base OD x
Delivery between 4–10 Nov $28.99
K&N Filters RU-5171HBK Universal Clamp-On Air Filter w/Black Synthetic Media - 4" ID x 8" Base OD x
Delivery by Wed $19.99
K&N Air Filter 8" Round Black With Dryflow Media Universal
Delivery between Tue – Sat $5,697.32
K&N Universal Rubber Filter-Round Tapered 4in Flange ID x 8in Base OD x 6.625in Top OD x 8in H RU-5171HBK
Delivery between Wed – Sat $102.56
K&N BLACK ROUND TAPERED CLAMP ON FILTER FITS 4" - KNRU-5171HBK
Delivery $24
K&N Round Tapered Clamp-On Air Filter
Delivery between Thu – Sat $8.80
K&N AIR FILTER RU-5171HBK
Free delivery between 5–9 Nov
| Filter Type | Dryflow |
| Airflow | increase horsepower and acceleration |
| Performance Increase | increase horsepower and acceleration |
| Filtration Efficiency | Up To 99% Efficiency |
| Component Material | Rubber |
Universal Reusable Clamp On Air Filter... KNRU5171HBK - K&N Filters
Delivery between 4–12 Nov $10.10
K&N RU-5171HBK Universal Clamp-On Air filter 4" Flange
Delivery between 3–13 Nov $10.95
K&N RU-5171HBK UNIVERSAL REUSABLE CLAMP ON AIR FILTER 4"FLG, 8"B, 6-5/8"T; 8"H
Delivery between 5–13 Nov $25
K&N Filters RU-5171HBK Universal Clamp-On Air Filter w/Black Synthetic Media - 4" ID x 8" Base OD x
Delivery between 4–10 Nov $28.99
K&N Filters RU-5171HBK Universal Clamp-On Air Filter w/Black Synthetic Media - 4" ID x 8" Base OD x
Delivery by Wed $19.99
| Filter Type | Dryflow |
| Airflow | increase horsepower and acceleration |
| Performance Increase | increase horsepower and acceleration |
| Filtration Efficiency | Up To 99% Efficiency |
| Component Material | Rubber |
