K&N Filters air filter details
K&N Filters Replacement Air Filter for Buick Roadmaster / Chevy Impala/Caprice (KNN33-2057)
The K&N Filters Replacement Air Filter for Buick Roadmaster / Chevy Impala/Caprice (KNN33-2057) is designed to improve airflow and engine performance for select 1994-1996 GM vehicles. Compatible with the 1994-1996 Buick Roadmaster 5.7L, 1994-1996 Chevy Impala 5.7L, and 1994-1996 Chevy Caprice 4.3L/5.7L engines, this drop-in replacement offers excellent filtration and reusability. Built with high-flow cotton media, this filter can be cleaned and reused for the life of your vehicle, helping reduce waste and maintenance costs. Ideal for drivers who want better throttle response without complex upgrades.
Features and Specifications:
Vehicle Fitment: Buick Roadmaster 5.7L (1994-96) / Chevy Impala 5.7L (1994-96) / Chevy Caprice 4.3L/5.7L (1994-96)
Outside Length: 11.063 in (281 mm)
Outside Width: 8.063 in (205 mm)
Height: 1.063 in (27 mm)
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: KNN33-2057
Air filter replacement: see the listed specifications for this model.




