K&N Filters air filter details
K&N Filters Replacement Air Filter for Toyota/Lexus (KNN33-2438)
The K&N Filters Replacement Air Filter for Toyota/Lexus (KNN33-2438) is designed to provide exceptional filtration and airflow for select Toyota and Lexus vehicles equipped with a 4.0L V6 engine. Compatible with models like the 4Runner, FJ Cruiser, Land Cruiser, and Lexus GX460, this air filter helps extend engine life while supporting improved throttle response. It offers a reusable, washable design that fits directly into your factory air box-no modifications required.
Features and Specifications:
Air Filter Shape: Panel
Air Filter Material: Cotton Gauze
Height: 1.75 in (44 mm)
Outside Length: 12.5 in (318 mm)
Outside Width: 9.188 in (233 mm)
Fits: Toyota 4Runner, FJ Cruiser, Land Cruiser / Lexus GX460 (4.0L V6)
Engine Compatibility: 4.0L V6 only
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.
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.
Product identification
- Brand: K&N Filters
- Model / MPN: KNN33-2438
Air filter replacement: see the listed specifications for this model.




