Description

The K&N Filters Air Filter for 1999-2004 F-150 Lightning 5.4L V8 (KNN33-2140-1) directly replaces your stock filter, offering enhanced airflow and engine protection. This reusable air filter is designed to fit the Ford F-150 Lightning with the 5.4L V8 engine, which helps improve throttle response and supports better fuel efficiency. It features an oiled cotton media that can be cleaned and reused, reducing waste and replacement costs. It is ideal for those looking to maintain engine health while getting long-term value.

Features and Specifications:

Compatible Vehicle: 1999-2004 Ford F-150 Lightning
Air Filter Shape: Panel
Height: 0.875 in (22 mm)
Outside Length: 12.813 in (325 mm)
Outside Width: 7.688 in (195 mm)
Engine Fitment: 5.4L V8
Installation: Drop-in replacement – no modifications required
Engineered Power: State-of-the-art air filter media boosts horsepower and acceleration while enhancing overall engine performance.
Rugged Construction: Made from durable, premium materials and advanced construction methods for long-lasting performance.
4 Layers of Protection: Premium cotton gauze treated with a specialized tacking agent blocks and traps harmful contaminants.
Low Maintenance: Clean every 75,000 miles (5 years) under normal highway driving conditions.
Reusable Design: Replacing disposable filters with washable, reusable air filters saves up to $125 over 200,000 miles.
Ultimate Longevity: Lifetime limited warranty on stock replacement filters (limitations apply).
Easy Installation: Pre-oiled and ready for quick, hassle-free installation into the factory air box.
Reduces Waste: This helps reduce landfill waste by eliminating the need for disposable air filters and packaging.