Description

The K&N Filters Replacement Air Filter for 21C Elantra Hybrid (KNN33-5121) is designed for the 2021 Hyundai Elantra Hybrid 1.6L gasoline engine. This panel-style red air filter is a direct replacement, helping maintain consistent airflow and engine protection. Ideal for hybrid vehicle owners, it supports reliable engine performance and extended service intervals. A reusable and washable design makes it a cost-effective option for long-term maintenance. This filter meets high standards for fit and filtration specific to hybrid models.

Features and Specifications:

Vehicle Fitment: 2021 Hyundai Elantra Hybrid 1.6L (Gas)
Height: 0.938 in (24 mm)
Outside Length: 14.125 in (359 mm)
Outside Width: 9.25 in (235 mm)
Weight: 1.3 lb (0.6 kg)
Color: Red
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.