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The K&N High-Flow Original Lifetime Universal Clamp-On Air Filter (RE-1040) is a premium, washable air filter engineered to boost engine horsepower and acceleration. Featuring four layers of cotton gauze filtration, it traps harmful contaminants while offering rugged, lifetime durability. Designed for universal fitment with easy clamp-on installation, this eco-friendly filter reduces waste by eliminating disposable replacements and requires cleaning only every 75,000 miles. Proudly made in the USA, it’s the ultimate upgrade for performance-driven drivers.

| Brand | K&N |
| Product Dimensions | 9.38"L x 9.38"W x 9.75"H |
| EU Spare Part Availability Duration | 5 Years |
| OEM Part Number | RE-1040 |
| Shape | Conical, Oval, Round |
| Manufacturer | K&N Engineering |
| Automotive Fit Type | Universal Fit |
| UPC | 024844374714 |
| Model | U |
| Item Weight | 2.31 pounds |
| Item model number | RE-1040 |
| Is Discontinued By Manufacturer | No |
| Exterior | Machined |
| Manufacturer Part Number | RE-1040 |
M**L
Grt
Good condition
S**L
Exact replacement for my K&N filter
A bit pricey but fit right and looks great
R**.
K&N Is High Quality
Always amazing products from K&N. The name speaks for itself
W**E
Its K&N
Exactly what you order from K&N every time, a nice quality filter that is dimentially accurate.
A**R
not clamp on
not universal and not clamp on... screw on and didn't fit as "suitable substitute" for my s&b intake
M**Y
Excelente
Muy satisfecha con el trabajo
Trustpilot
1 month ago
1 month ago