Description

The K&N Filters Air Filter for BMW 318I/318IS 1.8/1.9L, Z3 1.9L (KNN33-2733) is a high-performance replacement filter designed to improve airflow and engine efficiency. Made with durable materials, this air filter ensures better filtration, longer-lasting engine protection, and improved performance in your BMW 318I, 318IS, and Z3. The K&N air filter is designed to last longer than traditional paper filters and can be easily cleaned and reused, providing long-term savings and enhanced engine responsiveness.

Features and Specifications:

Air Filter Shape: Panel
Air Filter Material: Cotton Gauze
Height: 1.188 in (30 mm)
Outside Length: 9.25 in (235 mm)
Outside Width: 9 in (229 mm)
Fitment: BMW 318I/318IS 1.8/1.9L and Z3 1.9L
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.