K&N High-Flow Engine Air Filter for Ford Heavy Duty (33-5100)
High-flow washable engine air filter designed to boost performance and longevity. Customers note precise fit, improved fuel mileage, and easy installation
Highlights
- multi-layer cotton gauze media
- lifetime warranty
- neighborhood-friendly install
Pros
- high-flow, performance-oriented design
- durable construction
- multi-layer washable media
- lifetime warranty (stock replacement)
- easy installation
Cons
- requires periodic cleaning every 75,000 miles under normal use
Best For
Features
- Engineered media designed to improve horsepower and acceleration
- Four-layer cotton gauze filtration with a tack agent for contaminant trapping
- Low-maintenance cleaning interval: every 75,000 miles under normal highway use
- No-hassle lifetime warranty on stock replacement filters
- Made in the USA with washable, reusable construction for extended life
