Description
UNI air filter. Manufacturer part number NU-4001.
WPS part number NU-4001.
UNI Air Filter — NU-4001
$42.95
Air Filter.
In stock
Vehicle fitment
WPS lists this part for the following vehicles. Match your exact model and year.
Follow the position, mounting and installation notes in the product description. Modified vehicles may require different parts.
| Years | Make | Model |
|---|---|---|
| 1972–1974 | Honda | CB350F Four |
| 1973 | Honda | CB350G Twin (Disc Brake) |
| 1968–1973 | Honda | CB350K Twin |
| 1968–1974 | Honda | CB450K |
| 1982–1986 | Honda | CB450SC Nighthawk |
| 1982 | Honda | CB450T Hawk |
| 1968–1973 | Honda | CL350 Scrambler |
| 1968–1972, 1974 | Honda | CL450K Scrambler |
Source: WPS vehicle-fitment data · WPS part NU-4001 · Checked November 11, 2026.
Additional information
| Weight | 0.56 lbs |
|---|---|
| Dimensions | 7 × 6 × 3 in |
Complete the job
Useful tools and supplies to go with this purchase. Check what you already have and what is included.
- Air-filter care →Use cleaning/oiling products only for filter materials that permit them. Replace disposable paper filters.
- Intake gaskets & seals →Match the intake assembly and check what the filter kit includes.
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