K&NPart E-0646 · UPC 00024844366023
K&N Replacement Air Filter E-0646
$73.57
In stock — 1 available
Shipping weight: 1.83 lb.
The Trail Fortress check
Will it fit your truck?
✓ Fits
2015–2025 Audi A4 Quattro
2016–2025 Audi S4
2017–2025 Audi A4 allroad
2018–2025 Audi A5 Sportback
+ 11 more applications
8W/B9 Model; High-Flow Original Lifetime Replacement Air Filter (Round) High-Flow Original Lifetime Replacement Air Filter (Round) F5 Model; High-Flow Original Lifetime Replacement Air Filter (Round) FY Model; High-Flow Original Lifetime Replacement Air Filter (Round) 249/252BHP; Exc. Ultra; High-Flow Original Lifetime Replacement Air Filter (Round) 249BHP; Exc. 8W/B9 Model; 45TFSi; High-Flow Original Lifetime Replacement Air Filter (Round) Fitment on this page is based on the manufacturer’s application data.
Specifications
Specs
| Brand | K&N |
| Part number | E-0646 |
| UPC / GTIN | 00024844366023 |
| Shipping weight | 1.83 lb |
| Warranty | No-Hassle Lifetime Limited |
| Country of origin | US |
| Category | Performance › Filters & Filter Care |
Why buy here
The fitment-first store
Manufacturer-listed exclusions shown. We publish what a part does not fit — before you buy, not after the return.
Sourced from the application data. Fitment on this page comes from the manufacturer’s application catalog, not a copied listing.
Real install docs. The actual step-by-step guide, linked right on the page.