K&N Filters air filter details
K&N Filters Replacement Air Filter for Sierra 2.0L L4 (KNN33-2532)
The K&N Filters Replacement Air Filter for Sierra 2.0L L4 (KNN33-2532) is engineered to boost engine performance by increasing airflow while providing excellent filtration. This replacement air filter is specifically designed to fit vehicles equipped with the 1987-1993 Sierra 2.0L L4 engine, ensuring a secure fit and long-lasting durability. Washable and reusable, this filter offers a sustainable alternative to disposable filters. Designed with layered cotton media and a durable rubber frame, it helps extend engine life by trapping harmful contaminants.
Features and Specifications:
Vehicle Fitment: Sierra 2.0L L4 (1987-1993)
Outside Length: 11.125 in (283 mm)
Outside Width: 10.438 in (265 mm)
Height: 1.188 in (30 mm)
Air Filter Shape: 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: KNN33-2532
Air filter replacement: see the listed specifications for this model.




