Description
The K&N Filters Air Filter 9604 BMW 540I; 9804 M5 V8 (KNN33-2142) is designed to improve airflow and protect your engine from harmful contaminants. This high-performance air filter is engineered to provide superior filtration and increased horsepower, making it an ideal upgrade for your BMW 540i and M5. With its durable construction and easy installation, this air filter ensures long-lasting performance and reliability. Upgrade your BMW with the K&N Filters Air Filter 9604 BMW 540I; 9804 M5 V8 (KNN33-2142) for optimal engine efficiency.
Features and Specifications:
- Air Filter Shape: Panel
- Air Filter Material: Cotton Gauze
- Height: 1.188 in (30 mm)
- Outside Length: 9.938 in (252 mm)
- Outside Width: 8.25 in (210 mm)
- Compatibility: BMW 540I, M5 V8
- 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.






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