K&N High-Flow Replacement Air Filter for Select 2016-2026 Buick, Cadillac, and Chevrolet (L4-1.5L) 33-5049

Fits select 2016-2026 Buick Envision, LaCrosse, Regal, Cadillac XT4, and Chevrolet Malibu (L4-1.5L).

The K&N High-Flow Replacement Air Filter (33-5049) is engineered to improve airflow while maintaining critical engine protection. Designed as a direct drop-in replacement for your factory air box, this filter replaces restrictive paper elements with K&N's signature layered, oiled cotton media. This state-of-the-art design captures contaminants while offering less air restriction, supporting efficient engine performance and throttle response.

Constructed for maximum longevity, this washable and reusable filter is engineered to last the entire lifespan of your vehicle. It is backed by K&N’s 10-Year/Million Mile Limited Warranty, ensuring long-term reliability and reducing environmental waste from disposable filters.

• Increased Airflow: Engineered to provide up to 50% more airflow than traditional paper filters.
• Advanced Filtration: Multi-layered oiled cotton gauze captures dirt, dust, and debris.
• Direct OE Replacement: Precision-fit to drop into the factory air box without modifications.
• Washable & Reusable: Easy to clean and re-oil for years of service.
• Manufacturer Part Number: 33-5049