K&N Filters air filter details
K&N Filters Replacement Air Filter for 22C Hyundai Elantra N – Red (KNN33-5131)
The K&N Filters Replacement Air Filter for 22C Hyundai Elantra N – Red (KNN33-5131) is a drop-in performance upgrade that fits directly into your factory air box. This washable and reusable filter uses K&N's durable oiled cotton gauze construction to improve airflow and boost engine performance. It offers long service life and excellent filtration efficiency, making it a reliable choice for enhancing your Elantra N performance without modifications.
Features and Specifications:
Air Filter Shape: Panel
Air Filter Material: Cotton Gauze
Height: 1.5 in (38 mm)
Outside Length: 8.875 in (225 mm)
Outside Width: 8.875 in (225 mm)
Compatible Vehicle: 22C Hyundai Elantra N
Filter Type: Replacement Panel
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: KNN33-5131
Air filter replacement: see the listed specifications for this model.




