K&N High-Flow Engine Air Filter (33-2457)
High-flow, washable engine air filter designed to improve horsepower and acceleration. Four-layer cotton gauze media for filtration and durability, with a long-lasting performance claim
Highlights
- multi-layer cotton media
- washable/reusable
- lifetime warranty
Pros
- engine performance boost potential
- durable construction
- multi-layer filtration media
- washable and reusable
- lifetime warranty on stock replacement
Cons
- requires periodic cleaning per maintenance schedule
- model compatibility varies by vehicle
- some users report fit may require inspection
Best For
Features
- Engineered media increases horsepower and acceleration
- Four-layer cotton gauze filter with tacking agent for contaminant filtration
- Clean every 75,000 miles under typical highway driving conditions
- No-hassle limited lifetime warranty on stock replacement filters
- Made in USA with durable construction for long-lasting performance
